./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/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 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:23:19,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:23:19,586 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:23:19,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:23:19,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:23:19,596 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:23:19,596 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:23:19,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:23:19,599 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:23:19,600 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:23:19,600 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:23:19,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:23:19,601 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:23:19,602 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:23:19,602 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:23:19,604 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:23:19,604 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:23:19,605 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:23:19,606 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:23:19,608 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:23:19,609 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:23:19,610 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:23:19,611 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:23:19,612 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:23:19,612 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:23:19,612 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:23:19,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:23:19,614 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:23:19,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:23:19,616 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:23:19,616 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:23:19,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:23:19,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:23:19,617 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:23:19,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:23:19,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:23:19,618 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 19:23:19,628 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:23:19,629 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:23:19,629 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:23:19,629 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:23:19,629 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:23:19,630 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:23:19,630 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 19:23:19,630 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:23:19,630 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 19:23:19,630 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 19:23:19,630 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:23:19,631 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:23:19,632 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:23:19,632 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:23:19,632 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:23:19,632 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:23:19,632 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:23:19,633 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:23:19,633 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:23:19,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 19:23:19,634 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:23:19,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:23:19,635 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:23:19,635 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_845aeacc-5455-48c0-a9b2-5b4a19e018ba/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 -> 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f [2018-10-26 19:23:19,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:23:19,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:23:19,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:23:19,674 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:23:19,675 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:23:19,676 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-10-26 19:23:19,721 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/data/d70469afe/d1d0565b6da5421e9a77a1bd1065d9cf/FLAG30dff790a [2018-10-26 19:23:20,098 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:23:20,103 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/sv-benchmarks/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-10-26 19:23:20,112 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/data/d70469afe/d1d0565b6da5421e9a77a1bd1065d9cf/FLAG30dff790a [2018-10-26 19:23:20,124 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/data/d70469afe/d1d0565b6da5421e9a77a1bd1065d9cf [2018-10-26 19:23:20,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:23:20,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:23:20,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:23:20,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:23:20,132 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:23:20,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2815aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20, skipping insertion in model container [2018-10-26 19:23:20,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:23:20,177 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:23:20,375 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:23:20,383 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:23:20,451 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:23:20,476 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:23:20,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20 WrapperNode [2018-10-26 19:23:20,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:23:20,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:23:20,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:23:20,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:23:20,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:23:20,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:23:20,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:23:20,596 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:23:20,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... [2018-10-26 19:23:20,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:23:20,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:23:20,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:23:20,626 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:23:20,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/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 [2018-10-26 19:23:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 19:23:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 19:23:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:23:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:23:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:23:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:23:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 19:23:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 19:23:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 19:23:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 19:23:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 19:23:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 19:23:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 19:23:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 19:23:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 19:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 19:23:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 19:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 19:23:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 19:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 19:23:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 19:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 19:23:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 19:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 19:23:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 19:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 19:23:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 19:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 19:23:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 19:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 19:23:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 19:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 19:23:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 19:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 19:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 19:23:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:23:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 19:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 19:23:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:23:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 19:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 19:23:21,677 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:23:21,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:23:21 BoogieIcfgContainer [2018-10-26 19:23:21,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:23:21,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:23:21,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:23:21,680 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:23:21,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:23:20" (1/3) ... [2018-10-26 19:23:21,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65da3079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:23:21, skipping insertion in model container [2018-10-26 19:23:21,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:23:20" (2/3) ... [2018-10-26 19:23:21,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65da3079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:23:21, skipping insertion in model container [2018-10-26 19:23:21,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:23:21" (3/3) ... [2018-10-26 19:23:21,683 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2018-10-26 19:23:21,691 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:23:21,702 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:23:21,711 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:23:21,732 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:23:21,732 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:23:21,732 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:23:21,732 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:23:21,732 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:23:21,733 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:23:21,733 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:23:21,733 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:23:21,747 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states. [2018-10-26 19:23:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 19:23:21,754 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:21,754 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:23:21,756 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:21,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:21,761 INFO L82 PathProgramCache]: Analyzing trace with hash 124070962, now seen corresponding path program 1 times [2018-10-26 19:23:21,763 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:21,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:21,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:21,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:21,797 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:23:21,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:23:21,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:23:21,988 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:21,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:23:22,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:23:22,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:23:22,006 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 2 states. [2018-10-26 19:23:22,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:23:22,039 INFO L93 Difference]: Finished difference Result 220 states and 273 transitions. [2018-10-26 19:23:22,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:23:22,041 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-26 19:23:22,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:23:22,053 INFO L225 Difference]: With dead ends: 220 [2018-10-26 19:23:22,053 INFO L226 Difference]: Without dead ends: 110 [2018-10-26 19:23:22,057 INFO L605 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 [2018-10-26 19:23:22,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-10-26 19:23:22,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-10-26 19:23:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-10-26 19:23:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2018-10-26 19:23:22,112 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 46 [2018-10-26 19:23:22,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:23:22,114 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2018-10-26 19:23:22,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:23:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2018-10-26 19:23:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 19:23:22,118 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:22,118 INFO L375 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] [2018-10-26 19:23:22,119 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:22,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:22,120 INFO L82 PathProgramCache]: Analyzing trace with hash -970069735, now seen corresponding path program 1 times [2018-10-26 19:23:22,120 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:22,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:22,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,122 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:23:22,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:23:22,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:23:22,263 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:22,265 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:23:22,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:23:22,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:23:22,265 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 3 states. [2018-10-26 19:23:22,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:23:22,293 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-10-26 19:23:22,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:23:22,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-10-26 19:23:22,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:23:22,295 INFO L225 Difference]: With dead ends: 161 [2018-10-26 19:23:22,295 INFO L226 Difference]: Without dead ends: 100 [2018-10-26 19:23:22,296 INFO L605 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 [2018-10-26 19:23:22,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-10-26 19:23:22,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-10-26 19:23:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-10-26 19:23:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2018-10-26 19:23:22,311 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 48 [2018-10-26 19:23:22,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:23:22,311 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2018-10-26 19:23:22,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:23:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2018-10-26 19:23:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 19:23:22,313 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:22,313 INFO L375 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] [2018-10-26 19:23:22,313 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:22,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:22,314 INFO L82 PathProgramCache]: Analyzing trace with hash 992096797, now seen corresponding path program 1 times [2018-10-26 19:23:22,314 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:22,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:22,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,315 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:23:22,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:23:22,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:23:22,477 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:22,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:23:22,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:23:22,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:23:22,478 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 3 states. [2018-10-26 19:23:22,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:23:22,522 INFO L93 Difference]: Finished difference Result 229 states and 273 transitions. [2018-10-26 19:23:22,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:23:22,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-26 19:23:22,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:23:22,526 INFO L225 Difference]: With dead ends: 229 [2018-10-26 19:23:22,526 INFO L226 Difference]: Without dead ends: 153 [2018-10-26 19:23:22,526 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:23:22,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-10-26 19:23:22,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 149. [2018-10-26 19:23:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-10-26 19:23:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 177 transitions. [2018-10-26 19:23:22,545 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 177 transitions. Word has length 52 [2018-10-26 19:23:22,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:23:22,545 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 177 transitions. [2018-10-26 19:23:22,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:23:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2018-10-26 19:23:22,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 19:23:22,547 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:22,547 INFO L375 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] [2018-10-26 19:23:22,547 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:22,548 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:22,548 INFO L82 PathProgramCache]: Analyzing trace with hash -529060387, now seen corresponding path program 1 times [2018-10-26 19:23:22,548 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:22,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:22,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:22,549 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:23:22,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:23:22,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 19:23:22,901 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:22,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 19:23:22,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 19:23:22,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 19:23:22,902 INFO L87 Difference]: Start difference. First operand 149 states and 177 transitions. Second operand 10 states. [2018-10-26 19:23:24,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:23:24,306 INFO L93 Difference]: Finished difference Result 490 states and 630 transitions. [2018-10-26 19:23:24,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 19:23:24,307 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-10-26 19:23:24,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:23:24,311 INFO L225 Difference]: With dead ends: 490 [2018-10-26 19:23:24,311 INFO L226 Difference]: Without dead ends: 365 [2018-10-26 19:23:24,313 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-26 19:23:24,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2018-10-26 19:23:24,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 357. [2018-10-26 19:23:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-10-26 19:23:24,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 441 transitions. [2018-10-26 19:23:24,355 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 441 transitions. Word has length 58 [2018-10-26 19:23:24,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:23:24,355 INFO L481 AbstractCegarLoop]: Abstraction has 357 states and 441 transitions. [2018-10-26 19:23:24,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 19:23:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 441 transitions. [2018-10-26 19:23:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 19:23:24,358 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:24,358 INFO L375 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] [2018-10-26 19:23:24,359 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:24,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:24,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1006205405, now seen corresponding path program 1 times [2018-10-26 19:23:24,359 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:24,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:24,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:24,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:24,360 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:23:24,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:23:24,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:23:24,638 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:24,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:23:24,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:23:24,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:23:24,639 INFO L87 Difference]: Start difference. First operand 357 states and 441 transitions. Second operand 4 states. [2018-10-26 19:23:25,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:23:25,307 INFO L93 Difference]: Finished difference Result 607 states and 775 transitions. [2018-10-26 19:23:25,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 19:23:25,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-10-26 19:23:25,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:23:25,313 INFO L225 Difference]: With dead ends: 607 [2018-10-26 19:23:25,313 INFO L226 Difference]: Without dead ends: 274 [2018-10-26 19:23:25,321 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 19:23:25,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-10-26 19:23:25,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 268. [2018-10-26 19:23:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-10-26 19:23:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 311 transitions. [2018-10-26 19:23:25,357 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 311 transitions. Word has length 62 [2018-10-26 19:23:25,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:23:25,357 INFO L481 AbstractCegarLoop]: Abstraction has 268 states and 311 transitions. [2018-10-26 19:23:25,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:23:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 311 transitions. [2018-10-26 19:23:25,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 19:23:25,369 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:23:25,370 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:23:25,370 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:23:25,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:25,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1317622328, now seen corresponding path program 1 times [2018-10-26 19:23:25,370 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:23:25,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:25,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:23:25,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:23:25,371 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:23:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:23:25,520 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 19:23:25,520 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 19:23:25,520 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 19:23:25,521 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 91 with the following transitions: [2018-10-26 19:23:25,522 INFO L202 CegarAbsIntRunner]: [21], [23], [24], [25], [29], [35], [39], [43], [46], [51], [57], [59], [62], [64], [67], [78], [80], [83], [85], [88], [94], [96], [97], [101], [104], [117], [119], [120], [121], [122], [123], [124], [125], [126], [166], [173], [176], [186], [190], [193], [197], [198], [215], [216], [219], [220], [221], [222], [225], [226], [227], [228], [229], [231], [232], [233], [234], [235], [236], [237], [238], [239], [251], [252], [253], [254], [255], [257] [2018-10-26 19:23:25,564 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 19:23:25,565 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 19:23:36,786 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 19:23:36,787 INFO L272 AbstractInterpreter]: Visited 60 different actions 124 times. Merged at 14 different actions 21 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 133 variables. [2018-10-26 19:23:36,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:23:36,803 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 19:23:43,962 INFO L227 lantSequenceWeakener]: Weakened 81 states. On average, predicates are now at 97.6% of their original sizes. [2018-10-26 19:23:43,962 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 19:23:44,955 INFO L415 sIntCurrentIteration]: We unified 89 AI predicates to 89 [2018-10-26 19:23:44,955 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 19:23:44,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 19:23:44,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [29] imperfect sequences [7] total 34 [2018-10-26 19:23:44,956 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:23:44,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-10-26 19:23:44,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-10-26 19:23:44,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=685, Unknown=0, NotChecked=0, Total=812 [2018-10-26 19:23:44,958 INFO L87 Difference]: Start difference. First operand 268 states and 311 transitions. Second operand 29 states. [2018-10-26 19:24:07,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:24:07,910 INFO L93 Difference]: Finished difference Result 499 states and 608 transitions. [2018-10-26 19:24:07,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-10-26 19:24:07,910 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 90 [2018-10-26 19:24:07,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:24:07,911 INFO L225 Difference]: With dead ends: 499 [2018-10-26 19:24:07,911 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:24:07,912 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 808 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=367, Invalid=2285, Unknown=0, NotChecked=0, Total=2652 [2018-10-26 19:24:07,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:24:07,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:24:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:24:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:24:07,913 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2018-10-26 19:24:07,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:24:07,913 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:24:07,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-10-26 19:24:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:24:07,913 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:24:07,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:24:08,216 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2018-10-26 19:24:08,368 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 216 [2018-10-26 19:24:08,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:24:08,861 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 224 [2018-10-26 19:24:10,227 WARN L179 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 122 DAG size of output: 26 [2018-10-26 19:24:10,355 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 31 [2018-10-26 19:24:10,480 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 26 [2018-10-26 19:24:10,852 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-10-26 19:24:12,817 WARN L179 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 277 DAG size of output: 59 [2018-10-26 19:24:13,233 WARN L179 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 52 [2018-10-26 19:24:13,532 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-10-26 19:24:13,872 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 31 [2018-10-26 19:24:14,124 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 46 [2018-10-26 19:24:14,643 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 52 [2018-10-26 19:24:15,079 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-10-26 19:24:15,548 WARN L179 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 58 [2018-10-26 19:24:15,958 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 62 [2018-10-26 19:24:15,960 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 803 810) the Hoare annotation is: true [2018-10-26 19:24:15,961 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 803 810) no Hoare annotation was computed. [2018-10-26 19:24:15,961 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 803 810) no Hoare annotation was computed. [2018-10-26 19:24:15,961 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 770 794) no Hoare annotation was computed. [2018-10-26 19:24:15,961 INFO L421 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-10-26 19:24:15,961 INFO L425 ceAbstractionStarter]: For program point L789-1(lines 770 794) no Hoare annotation was computed. [2018-10-26 19:24:15,961 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 770 794) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-10-26 19:24:15,961 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 19:24:15,962 INFO L421 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 786) no Hoare annotation was computed. [2018-10-26 19:24:15,962 INFO L421 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 791) no Hoare annotation was computed. [2018-10-26 19:24:15,962 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 762 768) no Hoare annotation was computed. [2018-10-26 19:24:15,962 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 762 768) the Hoare annotation is: true [2018-10-26 19:24:15,962 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-10-26 19:24:15,963 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-10-26 19:24:15,963 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-10-26 19:24:15,966 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 666 731) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,967 INFO L421 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (let ((.cse6 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse6)) (.cse3 (+ ~pumpRunning~0 2147483647)) (.cse1 (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 .cse2 (<= test_~tmp~5 .cse3) .cse4) (= |old(~systemActive~0)| 0) (< .cse5 0) (and (<= (* 2 test_~tmp~5) 4294967294) (<= .cse6 2) .cse0 (<= test_~tmp___0~1 .cse3) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse1 .cse2 .cse4) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse5)))) [2018-10-26 19:24:15,967 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 702) no Hoare annotation was computed. [2018-10-26 19:24:15,967 INFO L425 ceAbstractionStarter]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2018-10-26 19:24:15,967 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 666 731) no Hoare annotation was computed. [2018-10-26 19:24:15,967 INFO L421 ceAbstractionStarter]: At program point L721(lines 676 723) the Hoare annotation is: (let ((.cse3 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= ~waterLevel~0 (+ ~pumpRunning~0 1))) (.cse4 (<= 1 .cse3)) (.cse6 (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (+ ~pumpRunning~0 2147483647)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse7 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) .cse0 (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) .cse1 .cse2) (and (<= (* 2 test_~tmp~5) 4294967294) (<= .cse3 2) .cse4 (<= test_~tmp___0~1 .cse5) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse1 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (and .cse0 .cse4 .cse6 .cse1 (<= test_~tmp~5 .cse5) .cse2) (= |old(~systemActive~0)| 0) (< .cse7 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse7)))) [2018-10-26 19:24:15,967 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (+ ~pumpRunning~0 2147483647)) (.cse5 (= test_~splverifierCounter~0 0)) (.cse6 (* 2 |old(~pumpRunning~0)|))) (or (and (<= (* 2 test_~tmp~5) 4294967294) (<= .cse0 2) .cse1 (<= test_~tmp___0~1 .cse2) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse3 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse5) (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse3 .cse4 (<= test_~tmp~5 .cse2) .cse5) (= |old(~systemActive~0)| 0) (< .cse6 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse6)))) [2018-10-26 19:24:15,967 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 692) no Hoare annotation was computed. [2018-10-26 19:24:15,967 INFO L425 ceAbstractionStarter]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point L676-1(lines 676 723) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L421 ceAbstractionStarter]: At program point L724(lines 675 725) the Hoare annotation is: (or (< (+ |old(~systemActive~0)| |old(~waterLevel~0)|) 2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 19:24:15,968 INFO L421 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse5)) (.cse3 (+ ~pumpRunning~0 2147483647)) (.cse1 (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse6 (* 2 |old(~pumpRunning~0)|))) (or (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 .cse2 (<= test_~tmp~5 .cse3) .cse4) (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) (<= (* 2 test_~tmp~5) 4294967294) (<= .cse5 2) .cse0 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) (<= test_~tmp___0~1 .cse3) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse1 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse2 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4) (= |old(~systemActive~0)| 0) (< .cse6 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse6)))) [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L421 ceAbstractionStarter]: At program point L712-1(lines 706 719) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (+ ~pumpRunning~0 2147483647)) (.cse5 (= test_~splverifierCounter~0 0)) (.cse6 (* 2 |old(~pumpRunning~0)|))) (or (and (<= (* 2 test_~tmp~5) 4294967294) (<= .cse0 2) .cse1 (<= test_~tmp___0~1 .cse2) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse3 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse5) (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse3 .cse4 (<= test_~tmp~5 .cse2) .cse5) (= |old(~systemActive~0)| 0) (< .cse6 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse6)))) [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point L677(lines 676 723) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 666 731) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 719) no Hoare annotation was computed. [2018-10-26 19:24:15,968 INFO L421 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-10-26 19:24:15,969 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 273 297) the Hoare annotation is: true [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L421 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point L283-1(line 283) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 294) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point L281-1(lines 273 297) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 273 297) no Hoare annotation was computed. [2018-10-26 19:24:15,969 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,969 INFO L421 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,970 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 155 177) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,970 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 155 177) no Hoare annotation was computed. [2018-10-26 19:24:15,970 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 155 177) no Hoare annotation was computed. [2018-10-26 19:24:15,970 INFO L421 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (<= (+ main_~tmp~0 ~pumpRunning~0) 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,970 INFO L421 ceAbstractionStarter]: At program point L167-1(line 167) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (<= (+ main_~tmp~0 ~pumpRunning~0) 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,970 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 172) no Hoare annotation was computed. [2018-10-26 19:24:15,970 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 165 172) no Hoare annotation was computed. [2018-10-26 19:24:15,970 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 19:24:15,970 INFO L421 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 867 881) no Hoare annotation was computed. [2018-10-26 19:24:15,971 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (< 0 .cse1))) (and (or (< (* 2 ~waterLevel~0) 4) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or (< .cse1 0) (not (= ~waterLevel~0 1)) .cse0)))) [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2018-10-26 19:24:15,971 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 867 881) the Hoare annotation is: (let ((.cse7 (+ |old(~pumpRunning~0)| 2)) (.cse6 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse2 (not (= ~waterLevel~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (< 0 .cse6)) (.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse4 (< .cse7 ~waterLevel~0))) (and (or (< .cse0 2) (and (<= 2 .cse1) (<= ~systemActive~0 ~waterLevel~0)) (< ~waterLevel~0 |old(~systemActive~0)|) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and (<= .cse1 3) (<= (+ ~pumpRunning~0 1) ~systemActive~0)) (< .cse0 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse3 .cse4) (or .cse5 (< .cse6 0) .cse2 .cse3) (or (< (* 2 ~waterLevel~0) 4) .cse5 .cse3 .cse4) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse7) (and (<= .cse1 2) (<= ~pumpRunning~0 ~systemActive~0)) (< |old(~pumpRunning~0)| |old(~systemActive~0)|) (< 0 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|)) .cse4)))) [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 867 881) no Hoare annotation was computed. [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 822 830) no Hoare annotation was computed. [2018-10-26 19:24:15,971 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 822 830) the Hoare annotation is: true [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 822 830) no Hoare annotation was computed. [2018-10-26 19:24:15,971 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 262 270) the Hoare annotation is: true [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 262 270) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 262 270) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point L222-1(lines 218 229) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 218 229) the Hoare annotation is: true [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 218 229) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2018-10-26 19:24:15,972 INFO L428 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2018-10-26 19:24:15,973 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2018-10-26 19:24:15,973 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 90 104) no Hoare annotation was computed. [2018-10-26 19:24:15,973 INFO L428 ceAbstractionStarter]: At program point L90-3(lines 90 104) the Hoare annotation is: true [2018-10-26 19:24:15,973 INFO L428 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2018-10-26 19:24:15,973 INFO L425 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2018-10-26 19:24:15,973 INFO L428 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2018-10-26 19:24:15,973 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-10-26 19:24:15,973 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 738 761) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse1) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1) .cse1) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2018-10-26 19:24:15,973 INFO L421 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< 0 .cse3)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse4 (and .cse1 (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 19:24:15,974 INFO L421 ceAbstractionStarter]: At program point L749(lines 749 755) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) .cse0 (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse1) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse1 1) .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 738 761) no Hoare annotation was computed. [2018-10-26 19:24:15,974 INFO L421 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 738 761) no Hoare annotation was computed. [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point L742(lines 741 760) no Hoare annotation was computed. [2018-10-26 19:24:15,974 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 230 238) the Hoare annotation is: true [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 230 238) no Hoare annotation was computed. [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 230 238) no Hoare annotation was computed. [2018-10-26 19:24:15,974 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 194 205) the Hoare annotation is: true [2018-10-26 19:24:15,974 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 194 205) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 194 205) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0) (<= 0 (+ ~pumpRunning~0 ~systemActive~0))) [2018-10-26 19:24:15,975 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point L210-1(lines 206 217) no Hoare annotation was computed. [2018-10-26 19:24:15,975 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 206 217) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 206 217) the Hoare annotation is: (let ((.cse1 (* 2 ~pumpRunning~0))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 .cse1))) (and (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1)) (< .cse1 0) (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (+ ~pumpRunning~0 2))) (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 .cse3) (<= 2 .cse0)) .cse2 (< .cse3 |old(~waterLevel~0)|)))))) [2018-10-26 19:24:15,976 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-10-26 19:24:15,976 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 145 154) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (or (< |old(~systemActive~0)| |old(~pumpRunning~0)|) (and (not (= ~systemActive~0 0)) (<= ~systemActive~0 ~waterLevel~0) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 0 (+ ~pumpRunning~0 ~systemActive~0)) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-10-26 19:24:15,976 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 145 154) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 145 154) no Hoare annotation was computed. [2018-10-26 19:24:15,976 INFO L428 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: true [2018-10-26 19:24:15,976 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 811 821) the Hoare annotation is: true [2018-10-26 19:24:15,977 INFO L425 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2018-10-26 19:24:15,977 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 811 821) no Hoare annotation was computed. [2018-10-26 19:24:15,977 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 811 821) no Hoare annotation was computed. [2018-10-26 19:24:16,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:24:16 BoogieIcfgContainer [2018-10-26 19:24:16,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:24:16,000 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:24:16,000 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:24:16,000 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:24:16,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:23:21" (3/4) ... [2018-10-26 19:24:16,008 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 19:24:16,013 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 19:24:16,014 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 19:24:16,015 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 19:24:16,015 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 19:24:16,015 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 19:24:16,026 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-10-26 19:24:16,030 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 19:24:16,031 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 19:24:16,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\old(systemActive) < \old(pumpRunning) || (((((!(systemActive == 0) && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && 0 <= pumpRunning + systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((2 * tmp <= 4294967294 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && splverifierCounter <= tmp + 2147483648) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp <= pumpRunning + 2147483647) && splverifierCounter == 0)) || \old(systemActive) == 0) || 2 * \old(pumpRunning) < 0) || \old(waterLevel) < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 19:24:16,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(systemActive) + \old(waterLevel) < 2 || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 19:24:16,104 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_845aeacc-5455-48c0-a9b2-5b4a19e018ba/bin-2019/utaipan/witness.graphml [2018-10-26 19:24:16,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:24:16,105 INFO L168 Benchmark]: Toolchain (without parser) took 55978.18 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 962.3 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,106 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:24:16,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.39 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -217.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,109 INFO L168 Benchmark]: Boogie Preprocessor took 29.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,109 INFO L168 Benchmark]: RCFGBuilder took 1051.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,109 INFO L168 Benchmark]: TraceAbstraction took 54321.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 1.1 GB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-10-26 19:24:16,109 INFO L168 Benchmark]: Witness Printer took 104.26 ms. Allocated memory is still 4.7 GB. Free memory is still 3.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:24:16,111 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 348.39 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -217.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1051.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 54321.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 1.1 GB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 104.26 ms. Allocated memory is still 4.7 GB. Free memory is still 3.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 675]: Loop Invariant Derived loop invariant: ((\old(systemActive) + \old(waterLevel) < 2 || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (((((((\old(systemActive) < \old(pumpRunning) || (((((!(systemActive == 0) && systemActive <= waterLevel) && waterLevel <= pumpRunning + 1) && 0 <= pumpRunning + systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((2 * tmp <= 4294967294 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && splverifierCounter <= tmp + 2147483648) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp <= pumpRunning + 2147483647) && splverifierCounter == 0)) || \old(systemActive) == 0) || 2 * \old(pumpRunning) < 0) || \old(waterLevel) < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 123 locations, 1 error locations. SAFE Result, 54.2s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 25.1s AutomataDifference, 0.0s DeadEndRemovalTime, 8.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 745 SDtfs, 1065 SDslu, 1889 SDs, 0 SdLazy, 1160 SolverSat, 382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 157 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 847 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=357occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 11.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917265198907953 AbsIntWeakeningRatio, 1.1123595505617978 AbsIntAvgWeakeningVarsNumRemoved, 7785.651685393258 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 18 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 480 PreInvPairs, 551 NumberOfFragments, 1791 HoareAnnotationTreeSize, 480 FomulaSimplifications, 17632 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 52 FomulaSimplificationsInter, 23965 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 45232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 21/24 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...