./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_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_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/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 9a9facaada73db60539ede7a668b71ce2a4ae420 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:10:49,673 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:10:49,674 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:10:49,680 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:10:49,680 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:10:49,680 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:10:49,681 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:10:49,682 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:10:49,682 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:10:49,683 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:10:49,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:10:49,683 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:10:49,684 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:10:49,684 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:10:49,685 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:10:49,685 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:10:49,686 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:10:49,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:10:49,687 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:10:49,688 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:10:49,689 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:10:49,689 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:10:49,690 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:10:49,690 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:10:49,690 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:10:49,691 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:10:49,691 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:10:49,692 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:10:49,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:10:49,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:10:49,693 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:10:49,693 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:10:49,693 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:10:49,693 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:10:49,694 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:10:49,694 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:10:49,694 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:10:49,701 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:10:49,701 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:10:49,702 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:10:49,702 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:10:49,702 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:10:49,702 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:10:49,703 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:10:49,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:10:49,704 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:10:49,705 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:10:49,705 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:10:49,706 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:10:49,706 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:10:49,707 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_788b27c2-4e55-4f71-ab9c-4955957a5103/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 -> 9a9facaada73db60539ede7a668b71ce2a4ae420 [2018-12-09 19:10:49,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:10:49,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:10:49,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:10:49,734 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:10:49,734 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:10:49,734 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-12-09 19:10:49,771 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/data/27d56f3f3/7fafc71242f2419bac99ebf918e313b7/FLAG3939d9c3f [2018-12-09 19:10:50,189 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:10:50,189 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/sv-benchmarks/c/product-lines/minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-12-09 19:10:50,195 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/data/27d56f3f3/7fafc71242f2419bac99ebf918e313b7/FLAG3939d9c3f [2018-12-09 19:10:50,204 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/data/27d56f3f3/7fafc71242f2419bac99ebf918e313b7 [2018-12-09 19:10:50,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:10:50,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:10:50,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:10:50,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:10:50,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:10:50,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50, skipping insertion in model container [2018-12-09 19:10:50,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:10:50,236 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:10:50,386 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:10:50,433 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:10:50,476 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:10:50,490 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:10:50,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50 WrapperNode [2018-12-09 19:10:50,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:10:50,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:10:50,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:10:50,491 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:10:50,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:10:50,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:10:50,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:10:50,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:10:50,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... [2018-12-09 19:10:50,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:10:50,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:10:50,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:10:50,532 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:10:50,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/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 [2018-12-09 19:10:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 19:10:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 19:10:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:10:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:10:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 19:10:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:10:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:10:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 19:10:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 19:10:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 19:10:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 19:10:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:10:50,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:10:50,828 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:10:50,828 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 19:10:50,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:50 BoogieIcfgContainer [2018-12-09 19:10:50,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:10:50,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:10:50,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:10:50,831 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:10:50,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:10:50" (1/3) ... [2018-12-09 19:10:50,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5c784c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:10:50, skipping insertion in model container [2018-12-09 19:10:50,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:10:50" (2/3) ... [2018-12-09 19:10:50,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5c784c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:10:50, skipping insertion in model container [2018-12-09 19:10:50,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:50" (3/3) ... [2018-12-09 19:10:50,833 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26_true-unreach-call_false-termination.cil.c [2018-12-09 19:10:50,839 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:10:50,844 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:10:50,853 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:10:50,870 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:10:50,870 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:10:50,870 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:10:50,871 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:10:50,871 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:10:50,871 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:10:50,871 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:10:50,871 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:10:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2018-12-09 19:10:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 19:10:50,887 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:10:50,888 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:10:50,889 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:10:50,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:50,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1368626848, now seen corresponding path program 1 times [2018-12-09 19:10:50,893 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:10:50,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:50,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:10:50,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:50,921 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:10:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:51,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:10:51,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:10:51,037 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:10:51,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:10:51,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:10:51,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:10:51,049 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2018-12-09 19:10:51,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:10:51,069 INFO L93 Difference]: Finished difference Result 222 states and 275 transitions. [2018-12-09 19:10:51,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:10:51,070 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 19:10:51,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:10:51,077 INFO L225 Difference]: With dead ends: 222 [2018-12-09 19:10:51,077 INFO L226 Difference]: Without dead ends: 113 [2018-12-09 19:10:51,079 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 [2018-12-09 19:10:51,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-12-09 19:10:51,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-12-09 19:10:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-12-09 19:10:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2018-12-09 19:10:51,110 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2018-12-09 19:10:51,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:10:51,110 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2018-12-09 19:10:51,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:10:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2018-12-09 19:10:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 19:10:51,112 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:10:51,112 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:10:51,112 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:10:51,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:51,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1820903146, now seen corresponding path program 1 times [2018-12-09 19:10:51,113 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:10:51,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:10:51,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,113 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:10:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:51,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:10:51,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:10:51,168 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:10:51,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:10:51,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:10:51,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:10:51,170 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 3 states. [2018-12-09 19:10:51,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:10:51,180 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2018-12-09 19:10:51,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:10:51,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 19:10:51,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:10:51,182 INFO L225 Difference]: With dead ends: 167 [2018-12-09 19:10:51,182 INFO L226 Difference]: Without dead ends: 104 [2018-12-09 19:10:51,182 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 [2018-12-09 19:10:51,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-12-09 19:10:51,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-12-09 19:10:51,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-09 19:10:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2018-12-09 19:10:51,189 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2018-12-09 19:10:51,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:10:51,189 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2018-12-09 19:10:51,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:10:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2018-12-09 19:10:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 19:10:51,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:10:51,190 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:10:51,191 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:10:51,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:51,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1063272912, now seen corresponding path program 1 times [2018-12-09 19:10:51,191 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:10:51,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:10:51,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,192 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:10:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:51,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:10:51,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:10:51,269 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:10:51,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:10:51,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:10:51,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:10:51,270 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 7 states. [2018-12-09 19:10:51,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:10:51,437 INFO L93 Difference]: Finished difference Result 180 states and 211 transitions. [2018-12-09 19:10:51,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 19:10:51,438 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-09 19:10:51,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:10:51,439 INFO L225 Difference]: With dead ends: 180 [2018-12-09 19:10:51,439 INFO L226 Difference]: Without dead ends: 104 [2018-12-09 19:10:51,440 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 [2018-12-09 19:10:51,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-12-09 19:10:51,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-12-09 19:10:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-09 19:10:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 118 transitions. [2018-12-09 19:10:51,450 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 118 transitions. Word has length 57 [2018-12-09 19:10:51,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:10:51,451 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 118 transitions. [2018-12-09 19:10:51,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:10:51,451 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2018-12-09 19:10:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 19:10:51,452 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:10:51,452 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:10:51,453 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:10:51,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:51,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1468495671, now seen corresponding path program 1 times [2018-12-09 19:10:51,453 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:10:51,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:10:51,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,454 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:10:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:51,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:10:51,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:10:51,516 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:10:51,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:10:51,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:10:51,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:10:51,517 INFO L87 Difference]: Start difference. First operand 104 states and 118 transitions. Second operand 6 states. [2018-12-09 19:10:51,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:10:51,621 INFO L93 Difference]: Finished difference Result 248 states and 293 transitions. [2018-12-09 19:10:51,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 19:10:51,621 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2018-12-09 19:10:51,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:10:51,623 INFO L225 Difference]: With dead ends: 248 [2018-12-09 19:10:51,623 INFO L226 Difference]: Without dead ends: 172 [2018-12-09 19:10:51,624 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:10:51,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-12-09 19:10:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 170. [2018-12-09 19:10:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-12-09 19:10:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 196 transitions. [2018-12-09 19:10:51,636 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 196 transitions. Word has length 65 [2018-12-09 19:10:51,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:10:51,636 INFO L480 AbstractCegarLoop]: Abstraction has 170 states and 196 transitions. [2018-12-09 19:10:51,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:10:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 196 transitions. [2018-12-09 19:10:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 19:10:51,637 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:10:51,638 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:10:51,638 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:10:51,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:10:51,638 INFO L82 PathProgramCache]: Analyzing trace with hash -850229509, now seen corresponding path program 1 times [2018-12-09 19:10:51,638 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:10:51,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:10:51,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:10:51,639 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:10:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:10:51,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:10:51,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:10:51,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:10:51,704 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:10:51,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:10:51,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:10:51,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:10:51,705 INFO L87 Difference]: Start difference. First operand 170 states and 196 transitions. Second operand 7 states. [2018-12-09 19:10:51,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:10:51,871 INFO L93 Difference]: Finished difference Result 266 states and 315 transitions. [2018-12-09 19:10:51,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 19:10:51,872 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2018-12-09 19:10:51,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:10:51,872 INFO L225 Difference]: With dead ends: 266 [2018-12-09 19:10:51,872 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:10:51,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-12-09 19:10:51,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:10:51,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:10:51,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:10:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:10:51,873 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2018-12-09 19:10:51,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:10:51,874 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:10:51,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:10:51,874 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:10:51,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:10:51,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:10:52,296 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-12-09 19:10:52,296 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-12-09 19:10:52,296 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-12-09 19:10:52,296 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-12-09 19:10:52,296 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-12-09 19:10:52,297 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,297 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2018-12-09 19:10:52,297 INFO L444 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 19:10:52,297 INFO L444 ceAbstractionStarter]: At program point L210-1(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 19:10:52,297 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 215) no Hoare annotation was computed. [2018-12-09 19:10:52,297 INFO L448 ceAbstractionStarter]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2018-12-09 19:10:52,297 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-12-09 19:10:52,297 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,297 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 198 220) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L444 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,298 INFO L444 ceAbstractionStarter]: At program point L204-1(line 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 798 806) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 856) no Hoare annotation was computed. [2018-12-09 19:10:52,298 INFO L451 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: true [2018-12-09 19:10:52,298 INFO L448 ceAbstractionStarter]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 843 861) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-12-09 19:10:52,299 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,299 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 779 786) no Hoare annotation was computed. [2018-12-09 19:10:52,299 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 744) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,300 INFO L448 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 749) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,300 INFO L448 ceAbstractionStarter]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,300 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2018-12-09 19:10:52,300 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2018-12-09 19:10:52,300 INFO L444 ceAbstractionStarter]: At program point L929(lines 880 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,301 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L444 ceAbstractionStarter]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point L882(lines 881 928) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L444 ceAbstractionStarter]: At program point L913(line 913) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point L911(lines 911 924) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L444 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 907) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L448 ceAbstractionStarter]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2018-12-09 19:10:52,301 INFO L444 ceAbstractionStarter]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 19:10:52,302 INFO L444 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point L883(lines 883 887) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 305 313) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L451 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: true [2018-12-09 19:10:52,302 INFO L448 ceAbstractionStarter]: For program point L96-1(line 96) no Hoare annotation was computed. [2018-12-09 19:10:52,302 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: true [2018-12-09 19:10:52,303 INFO L444 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 112) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L444 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point L98(lines 98 115) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: true [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:10:52,303 INFO L448 ceAbstractionStarter]: For program point L256-1(lines 252 263) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L444 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point L700(lines 699 718) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L444 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,304 INFO L444 ceAbstractionStarter]: At program point L707(lines 707 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 19:10:52,304 INFO L451 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: true [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2018-12-09 19:10:52,304 INFO L448 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point L147(lines 122 151) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 140) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point L132-2(lines 132 146) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 264 272) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2018-12-09 19:10:52,305 INFO L448 ceAbstractionStarter]: For program point L232-1(lines 228 239) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-09 19:10:52,306 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 862 869) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2018-12-09 19:10:52,306 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: true [2018-12-09 19:10:52,306 INFO L448 ceAbstractionStarter]: For program point L244-1(lines 240 251) no Hoare annotation was computed. [2018-12-09 19:10:52,307 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2018-12-09 19:10:52,307 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2018-12-09 19:10:52,307 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2018-12-09 19:10:52,307 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2018-12-09 19:10:52,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:10:52 BoogieIcfgContainer [2018-12-09 19:10:52,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:10:52,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:10:52,318 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:10:52,318 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:10:52,318 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:10:50" (3/4) ... [2018-12-09 19:10:52,322 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:10:52,327 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 19:10:52,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 19:10:52,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 19:10:52,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 19:10:52,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 19:10:52,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 19:10:52,335 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 19:10:52,336 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 19:10:52,336 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 19:10:52,336 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 19:10:52,336 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 19:10:52,337 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 19:10:52,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-12-09 19:10:52,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 19:10:52,390 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_788b27c2-4e55-4f71-ab9c-4955957a5103/bin-2019/utaipan/witness.graphml [2018-12-09 19:10:52,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:10:52,390 INFO L168 Benchmark]: Toolchain (without parser) took 2184.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:52,391 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:10:52,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -127.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:52,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.79 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. [2018-12-09 19:10:52,392 INFO L168 Benchmark]: Boogie Preprocessor took 20.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:52,392 INFO L168 Benchmark]: RCFGBuilder took 297.36 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: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:52,392 INFO L168 Benchmark]: TraceAbstraction took 1488.09 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 306.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:52,393 INFO L168 Benchmark]: Witness Printer took 72.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:10:52,394 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -127.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.79 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 20.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 297.36 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: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1488.09 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 306.8 MB. Max. memory is 11.5 GB. * Witness Printer took 72.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: 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: 881]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 126 locations, 1 error locations. SAFE Result, 1.4s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 570 SDtfs, 329 SDslu, 886 SDs, 0 SdLazy, 335 SolverSat, 102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 523 HoareAnnotationTreeSize, 233 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 53 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 31449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...