./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 426d9f957077f660214567f7d0d5aaa1a30c29c0 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:25:25,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:25:25,640 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:25:25,646 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:25:25,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:25:25,647 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:25:25,648 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:25:25,648 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:25:25,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:25:25,650 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:25:25,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:25:25,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:25:25,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:25:25,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:25:25,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:25:25,652 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:25:25,653 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:25:25,654 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:25:25,655 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:25:25,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:25:25,656 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:25:25,657 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:25:25,658 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:25:25,658 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:25:25,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:25:25,659 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:25:25,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:25:25,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:25:25,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:25:25,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:25:25,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:25:25,661 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:25:25,661 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:25:25,661 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:25:25,662 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:25:25,662 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:25:25,662 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 19:25:25,670 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:25:25,670 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:25:25,670 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:25:25,670 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:25:25,670 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 19:25:25,671 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 19:25:25,671 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 19:25:25,671 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:25:25,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:25:25,673 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:25:25,673 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:25:25,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:25:25,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 19:25:25,674 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan 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 -> Taipan 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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-12-08 19:25:25,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:25:25,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:25:25,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:25:25,700 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:25:25,700 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:25:25,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-08 19:25:25,736 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/data/586c6e847/bc665df9ac5c4ee79e1efec45a8fb182/FLAGeab27ff7c [2018-12-08 19:25:26,199 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:25:26,199 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-08 19:25:26,205 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/data/586c6e847/bc665df9ac5c4ee79e1efec45a8fb182/FLAGeab27ff7c [2018-12-08 19:25:26,213 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/data/586c6e847/bc665df9ac5c4ee79e1efec45a8fb182 [2018-12-08 19:25:26,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:25:26,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:25:26,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:25:26,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:25:26,218 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:25:26,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26, skipping insertion in model container [2018-12-08 19:25:26,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:25:26,244 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:25:26,390 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:25:26,431 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:25:26,473 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:25:26,488 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:25:26,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26 WrapperNode [2018-12-08 19:25:26,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:25:26,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:25:26,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:25:26,489 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:25:26,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:25:26,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:25:26,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:25:26,510 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:25:26,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... [2018-12-08 19:25:26,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:25:26,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:25:26,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:25:26,532 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:25:26,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:25:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 19:25:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 19:25:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 19:25:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 19:25:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 19:25:26,568 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 19:25:26,568 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 19:25:26,569 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 19:25:26,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 19:25:26,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 19:25:26,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 19:25:26,569 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 19:25:26,569 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 19:25:26,569 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 19:25:26,569 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 19:25:26,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:25:26,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:25:26,876 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:25:26,876 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 19:25:26,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:25:26 BoogieIcfgContainer [2018-12-08 19:25:26,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:25:26,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:25:26,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:25:26,880 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:25:26,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:25:26" (1/3) ... [2018-12-08 19:25:26,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cad90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:25:26, skipping insertion in model container [2018-12-08 19:25:26,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:25:26" (2/3) ... [2018-12-08 19:25:26,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cad90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:25:26, skipping insertion in model container [2018-12-08 19:25:26,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:25:26" (3/3) ... [2018-12-08 19:25:26,883 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-08 19:25:26,891 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:25:26,897 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 19:25:26,907 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 19:25:26,930 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:25:26,931 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:25:26,931 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:25:26,931 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:25:26,931 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:25:26,931 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:25:26,931 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:25:26,931 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:25:26,944 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-08 19:25:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 19:25:26,951 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:26,951 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:26,953 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:26,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:26,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-12-08 19:25:26,958 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:26,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:26,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:26,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:26,987 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:27,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:27,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:27,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 19:25:27,118 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:27,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 19:25:27,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 19:25:27,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:25:27,131 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-08 19:25:27,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:27,152 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-12-08 19:25:27,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 19:25:27,153 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-08 19:25:27,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:27,160 INFO L225 Difference]: With dead ends: 244 [2018-12-08 19:25:27,160 INFO L226 Difference]: Without dead ends: 124 [2018-12-08 19:25:27,162 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:25:27,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-12-08 19:25:27,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-12-08 19:25:27,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-12-08 19:25:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-12-08 19:25:27,191 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-12-08 19:25:27,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:27,191 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-12-08 19:25:27,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 19:25:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-12-08 19:25:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 19:25:27,193 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:27,193 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:27,193 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:27,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:27,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-12-08 19:25:27,194 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:27,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:27,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,194 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:27,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:27,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 19:25:27,282 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:27,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 19:25:27,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 19:25:27,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:25:27,283 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-12-08 19:25:27,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:27,501 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-12-08 19:25:27,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 19:25:27,502 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-08 19:25:27,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:27,504 INFO L225 Difference]: With dead ends: 381 [2018-12-08 19:25:27,504 INFO L226 Difference]: Without dead ends: 285 [2018-12-08 19:25:27,505 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 [2018-12-08 19:25:27,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-12-08 19:25:27,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-12-08 19:25:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-12-08 19:25:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-12-08 19:25:27,526 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-12-08 19:25:27,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:27,526 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-12-08 19:25:27,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 19:25:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-12-08 19:25:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 19:25:27,528 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:27,528 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:27,528 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:27,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:27,528 INFO L82 PathProgramCache]: Analyzing trace with hash -2010191385, now seen corresponding path program 1 times [2018-12-08 19:25:27,528 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:27,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:27,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,529 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:27,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:27,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:27,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:25:27,566 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:27,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:25:27,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:25:27,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:25:27,567 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 3 states. [2018-12-08 19:25:27,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:27,575 INFO L93 Difference]: Finished difference Result 412 states and 496 transitions. [2018-12-08 19:25:27,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:25:27,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-08 19:25:27,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:27,577 INFO L225 Difference]: With dead ends: 412 [2018-12-08 19:25:27,577 INFO L226 Difference]: Without dead ends: 238 [2018-12-08 19:25:27,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:25:27,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-12-08 19:25:27,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-12-08 19:25:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-08 19:25:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 286 transitions. [2018-12-08 19:25:27,591 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 286 transitions. Word has length 68 [2018-12-08 19:25:27,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:27,591 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 286 transitions. [2018-12-08 19:25:27,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:25:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 286 transitions. [2018-12-08 19:25:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 19:25:27,593 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:27,593 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:27,593 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:27,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:27,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-12-08 19:25:27,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:27,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:27,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:27,594 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:27,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 19:25:27,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:27,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 19:25:27,669 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:27,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 19:25:27,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 19:25:27,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:25:27,670 INFO L87 Difference]: Start difference. First operand 238 states and 286 transitions. Second operand 7 states. [2018-12-08 19:25:27,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:27,975 INFO L93 Difference]: Finished difference Result 605 states and 777 transitions. [2018-12-08 19:25:27,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 19:25:27,975 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-08 19:25:27,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:27,978 INFO L225 Difference]: With dead ends: 605 [2018-12-08 19:25:27,978 INFO L226 Difference]: Without dead ends: 395 [2018-12-08 19:25:27,979 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 19:25:27,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-12-08 19:25:28,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 348. [2018-12-08 19:25:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-12-08 19:25:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 418 transitions. [2018-12-08 19:25:28,009 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 418 transitions. Word has length 70 [2018-12-08 19:25:28,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:28,009 INFO L480 AbstractCegarLoop]: Abstraction has 348 states and 418 transitions. [2018-12-08 19:25:28,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 19:25:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 418 transitions. [2018-12-08 19:25:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 19:25:28,012 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:28,012 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:28,012 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:28,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:28,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-12-08 19:25:28,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:28,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:28,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,014 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:28,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:28,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:25:28,079 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:28,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:25:28,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:25:28,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:25:28,080 INFO L87 Difference]: Start difference. First operand 348 states and 418 transitions. Second operand 6 states. [2018-12-08 19:25:28,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:28,105 INFO L93 Difference]: Finished difference Result 678 states and 829 transitions. [2018-12-08 19:25:28,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 19:25:28,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-12-08 19:25:28,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:28,108 INFO L225 Difference]: With dead ends: 678 [2018-12-08 19:25:28,108 INFO L226 Difference]: Without dead ends: 358 [2018-12-08 19:25:28,109 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:25:28,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-12-08 19:25:28,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2018-12-08 19:25:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-12-08 19:25:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 428 transitions. [2018-12-08 19:25:28,130 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 428 transitions. Word has length 87 [2018-12-08 19:25:28,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:28,130 INFO L480 AbstractCegarLoop]: Abstraction has 358 states and 428 transitions. [2018-12-08 19:25:28,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:25:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 428 transitions. [2018-12-08 19:25:28,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 19:25:28,132 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:28,132 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:28,132 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:28,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:28,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-12-08 19:25:28,133 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:28,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:28,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,134 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:28,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:28,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 19:25:28,226 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:28,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 19:25:28,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 19:25:28,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 19:25:28,226 INFO L87 Difference]: Start difference. First operand 358 states and 428 transitions. Second operand 8 states. [2018-12-08 19:25:28,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:28,261 INFO L93 Difference]: Finished difference Result 702 states and 864 transitions. [2018-12-08 19:25:28,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 19:25:28,262 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-12-08 19:25:28,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:28,263 INFO L225 Difference]: With dead ends: 702 [2018-12-08 19:25:28,264 INFO L226 Difference]: Without dead ends: 372 [2018-12-08 19:25:28,265 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 19:25:28,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-12-08 19:25:28,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 366. [2018-12-08 19:25:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-12-08 19:25:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-12-08 19:25:28,282 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 87 [2018-12-08 19:25:28,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:28,283 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-12-08 19:25:28,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 19:25:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-12-08 19:25:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 19:25:28,284 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:28,284 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:28,284 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:28,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:28,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-12-08 19:25:28,285 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:28,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:28,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,285 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:28,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:28,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 19:25:28,344 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:28,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 19:25:28,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 19:25:28,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 19:25:28,345 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 4 states. [2018-12-08 19:25:28,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:28,443 INFO L93 Difference]: Finished difference Result 1178 states and 1471 transitions. [2018-12-08 19:25:28,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 19:25:28,444 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-12-08 19:25:28,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:28,446 INFO L225 Difference]: With dead ends: 1178 [2018-12-08 19:25:28,446 INFO L226 Difference]: Without dead ends: 840 [2018-12-08 19:25:28,447 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 19:25:28,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-12-08 19:25:28,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 823. [2018-12-08 19:25:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-12-08 19:25:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1002 transitions. [2018-12-08 19:25:28,475 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1002 transitions. Word has length 87 [2018-12-08 19:25:28,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:28,475 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1002 transitions. [2018-12-08 19:25:28,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 19:25:28,476 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1002 transitions. [2018-12-08 19:25:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 19:25:28,477 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:28,477 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:28,477 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:28,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:28,478 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-12-08 19:25:28,478 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:28,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:28,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:28,478 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:28,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 19:25:28,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:28,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 19:25:28,583 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:28,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 19:25:28,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 19:25:28,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-08 19:25:28,584 INFO L87 Difference]: Start difference. First operand 823 states and 1002 transitions. Second operand 9 states. [2018-12-08 19:25:29,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:29,058 INFO L93 Difference]: Finished difference Result 2266 states and 2891 transitions. [2018-12-08 19:25:29,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 19:25:29,058 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-12-08 19:25:29,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:29,063 INFO L225 Difference]: With dead ends: 2266 [2018-12-08 19:25:29,063 INFO L226 Difference]: Without dead ends: 1643 [2018-12-08 19:25:29,065 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-08 19:25:29,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2018-12-08 19:25:29,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1448. [2018-12-08 19:25:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2018-12-08 19:25:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1744 transitions. [2018-12-08 19:25:29,113 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1744 transitions. Word has length 91 [2018-12-08 19:25:29,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:29,113 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1744 transitions. [2018-12-08 19:25:29,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 19:25:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-12-08 19:25:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 19:25:29,115 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:29,115 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:29,115 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:29,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:29,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-12-08 19:25:29,115 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:29,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:29,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:29,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:29,116 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:29,204 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 19:25:29,204 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:25:29,204 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:25:29,205 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-12-08 19:25:29,206 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [65], [68], [70], [73], [80], [83], [84], [88], [89], [90], [91], [100], [104], [108], [111], [114], [116], [122], [124], [127], [143], [144], [145], [146], [147], [149], [154], [156], [157], [158], [159], [170], [173], [177], [183], [212], [216], [217], [223], [227], [228], [231], [232], [233], [234], [235], [236], [237], [239], [240], [241], [242], [243], [244], [245], [246], [247], [251], [252], [253], [255], [256], [257], [258], [261], [262], [263], [264], [269], [270], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [287], [288], [289] [2018-12-08 19:25:29,234 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:25:29,234 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:25:30,556 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 19:25:30,557 INFO L272 AbstractInterpreter]: Visited 104 different actions 669 times. Merged at 18 different actions 72 times. Never widened. Performed 32039 root evaluator evaluations with a maximum evaluation depth of 3. Performed 32039 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 14 fixpoints after 4 different actions. Largest state had 134 variables. [2018-12-08 19:25:30,562 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:30,562 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 19:25:30,562 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:25:30,563 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 19:25:30,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:30,569 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 19:25:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:30,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:25:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:30,758 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 19:25:30,946 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 19:25:30,963 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 19:25:30,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-08 19:25:30,963 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 19:25:30,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 19:25:30,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 19:25:30,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-08 19:25:30,964 INFO L87 Difference]: Start difference. First operand 1448 states and 1744 transitions. Second operand 16 states. [2018-12-08 19:25:31,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:31,655 INFO L93 Difference]: Finished difference Result 2756 states and 3444 transitions. [2018-12-08 19:25:31,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-08 19:25:31,655 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-12-08 19:25:31,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:31,659 INFO L225 Difference]: With dead ends: 2756 [2018-12-08 19:25:31,659 INFO L226 Difference]: Without dead ends: 1502 [2018-12-08 19:25:31,662 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 260 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-12-08 19:25:31,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-12-08 19:25:31,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1084. [2018-12-08 19:25:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-12-08 19:25:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1265 transitions. [2018-12-08 19:25:31,702 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1265 transitions. Word has length 134 [2018-12-08 19:25:31,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:31,703 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1265 transitions. [2018-12-08 19:25:31,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 19:25:31,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1265 transitions. [2018-12-08 19:25:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-08 19:25:31,705 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:25:31,706 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:25:31,706 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:25:31,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:25:31,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-12-08 19:25:31,706 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:25:31,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:31,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:25:31,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:25:31,707 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:25:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:31,761 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-08 19:25:31,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:25:31,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:25:31,761 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:25:31,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:25:31,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:25:31,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:25:31,762 INFO L87 Difference]: Start difference. First operand 1084 states and 1265 transitions. Second operand 3 states. [2018-12-08 19:25:31,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:25:31,791 INFO L93 Difference]: Finished difference Result 1270 states and 1490 transitions. [2018-12-08 19:25:31,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:25:31,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-12-08 19:25:31,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:25:31,792 INFO L225 Difference]: With dead ends: 1270 [2018-12-08 19:25:31,792 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 19:25:31,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:25:31,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 19:25:31,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 19:25:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 19:25:31,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 19:25:31,794 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-12-08 19:25:31,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:25:31,794 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 19:25:31,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:25:31,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 19:25:31,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 19:25:31,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 19:25:31,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:31,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:25:32,403 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-12-08 19:25:32,662 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-12-08 19:25:32,859 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-12-08 19:25:33,660 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-12-08 19:25:33,836 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-12-08 19:25:33,836 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-12-08 19:25:33,836 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-12-08 19:25:33,836 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-12-08 19:25:33,837 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L444 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 19:25:33,838 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-12-08 19:25:33,838 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 19:25:33,839 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 19:25:33,839 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-12-08 19:25:33,839 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-12-08 19:25:33,839 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-12-08 19:25:33,839 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 19:25:33,839 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 19:25:33,839 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 19:25:33,839 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 19:25:33,839 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-12-08 19:25:33,839 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-12-08 19:25:33,840 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 19:25:33,840 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-12-08 19:25:33,840 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-12-08 19:25:33,841 INFO L444 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L444 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-12-08 19:25:33,841 INFO L444 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-12-08 19:25:33,841 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-08 19:25:33,842 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-12-08 19:25:33,843 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-12-08 19:25:33,844 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-12-08 19:25:33,845 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-12-08 19:25:33,845 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-12-08 19:25:33,845 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-12-08 19:25:33,845 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-12-08 19:25:33,845 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-12-08 19:25:33,845 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-12-08 19:25:33,845 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-08 19:25:33,845 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-12-08 19:25:33,846 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-12-08 19:25:33,846 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-12-08 19:25:33,846 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-08 19:25:33,847 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-08 19:25:33,847 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-08 19:25:33,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 07:25:33 BoogieIcfgContainer [2018-12-08 19:25:33,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 19:25:33,857 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:25:33,857 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:25:33,858 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:25:33,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:25:26" (3/4) ... [2018-12-08 19:25:33,861 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 19:25:33,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 19:25:33,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 19:25:33,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 19:25:33,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 19:25:33,873 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-08 19:25:33,873 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-08 19:25:33,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 19:25:33,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 19:25:33,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 19:25:33,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 19:25:33,890 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-12-08 19:25:33,891 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-08 19:25:33,921 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b25b189-1673-463c-b2ed-a4573fa1cb18/bin-2019/utaipan/witness.graphml [2018-12-08 19:25:33,921 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:25:33,921 INFO L168 Benchmark]: Toolchain (without parser) took 7706.41 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 377.0 MB). Free memory was 952.4 MB in the beginning and 930.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 398.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -110.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: Boogie Preprocessor took 21.96 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: RCFGBuilder took 344.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: TraceAbstraction took 6979.80 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 296.7 MB). Free memory was 1.0 GB in the beginning and 944.1 MB in the end (delta: 68.9 MB). Peak memory consumption was 598.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:33,922 INFO L168 Benchmark]: Witness Printer took 63.43 ms. Allocated memory is still 1.4 GB. Free memory was 944.1 MB in the beginning and 930.9 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:33,923 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -110.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.96 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 344.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6979.80 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 296.7 MB). Free memory was 1.0 GB in the beginning and 944.1 MB in the end (delta: 68.9 MB). Peak memory consumption was 598.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.43 ms. Allocated memory is still 1.4 GB. Free memory was 944.1 MB in the beginning and 930.9 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 6.9s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1726 SDtfs, 1282 SDslu, 5163 SDs, 0 SdLazy, 2352 SolverSat, 377 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391 GetRequests, 298 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 703 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1745 PreInvPairs, 1825 NumberOfFragments, 1961 HoareAnnotationTreeSize, 1745 FomulaSimplifications, 3893 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7545 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1122 NumberOfCodeBlocks, 1122 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1244 ConstructedInterpolants, 0 QuantifiedInterpolants, 234432 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 356/379 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...