./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product19_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_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product19_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/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 96a6a55f57d553b5130f5c53dc9262391d0aca1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:17:28,345 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:17:28,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:17:28,354 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:17:28,354 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:17:28,355 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:17:28,355 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:17:28,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:17:28,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:17:28,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:17:28,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:17:28,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:17:28,360 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:17:28,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:17:28,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:17:28,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:17:28,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:17:28,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:17:28,365 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:17:28,366 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:17:28,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:17:28,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:17:28,369 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:17:28,369 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:17:28,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:17:28,370 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:17:28,371 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:17:28,371 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:17:28,372 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:17:28,372 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:17:28,373 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:17:28,373 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:17:28,373 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:17:28,373 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:17:28,374 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:17:28,375 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:17:28,375 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:17:28,385 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:17:28,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:17:28,386 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:17:28,386 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:17:28,386 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:17:28,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:17:28,387 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:17:28,387 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:17:28,387 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:17:28,387 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:17:28,387 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:17:28,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:17:28,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:17:28,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:17:28,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:17:28,390 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:17:28,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:17:28,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:17:28,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:17:28,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:17:28,390 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:17:28,391 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:17:28,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:17:28,391 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:17:28,391 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_40a8bf55-3949-401e-aa9a-76c3d02539d9/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 -> 96a6a55f57d553b5130f5c53dc9262391d0aca1d [2018-11-10 12:17:28,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:17:28,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:17:28,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:17:28,428 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:17:28,428 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:17:28,429 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product19_true-unreach-call_false-termination.cil.c [2018-11-10 12:17:28,479 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/data/9ba6d5730/0760939f679540a78f8bea9ec78aebb9/FLAG4018a034a [2018-11-10 12:17:28,833 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:17:28,833 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/sv-benchmarks/c/product-lines/minepump_spec4_product19_true-unreach-call_false-termination.cil.c [2018-11-10 12:17:28,841 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/data/9ba6d5730/0760939f679540a78f8bea9ec78aebb9/FLAG4018a034a [2018-11-10 12:17:28,849 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/data/9ba6d5730/0760939f679540a78f8bea9ec78aebb9 [2018-11-10 12:17:28,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:17:28,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:17:28,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:17:28,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:17:28,854 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:17:28,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:17:28" (1/1) ... [2018-11-10 12:17:28,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:28, skipping insertion in model container [2018-11-10 12:17:28,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:17:28" (1/1) ... [2018-11-10 12:17:28,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:17:28,889 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:17:29,053 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:17:29,062 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:17:29,116 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:17:29,134 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:17:29,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29 WrapperNode [2018-11-10 12:17:29,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:17:29,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:17:29,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:17:29,135 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:17:29,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:17:29,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:17:29,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:17:29,219 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:17:29,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... [2018-11-10 12:17:29,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:17:29,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:17:29,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:17:29,252 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:17:29,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/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 [2018-11-10 12:17:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 12:17:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 12:17:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 12:17:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 12:17:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:17:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:17:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 12:17:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 12:17:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 12:17:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 12:17:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 12:17:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 12:17:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 12:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 12:17:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 12:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 12:17:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 12:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 12:17:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 12:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 12:17:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 12:17:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 12:17:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 12:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 12:17:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 12:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 12:17:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 12:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 12:17:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 12:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 12:17:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 12:17:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 12:17:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 12:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 12:17:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 12:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 12:17:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 12:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 12:17:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 12:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 12:17:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:17:29,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:17:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 12:17:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 12:17:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:17:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:17:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 12:17:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 12:17:29,910 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:17:29,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:29 BoogieIcfgContainer [2018-11-10 12:17:29,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:17:29,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 12:17:29,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 12:17:29,913 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 12:17:29,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:17:28" (1/3) ... [2018-11-10 12:17:29,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f25383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:17:29, skipping insertion in model container [2018-11-10 12:17:29,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:29" (2/3) ... [2018-11-10 12:17:29,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f25383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:17:29, skipping insertion in model container [2018-11-10 12:17:29,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:29" (3/3) ... [2018-11-10 12:17:29,916 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product19_true-unreach-call_false-termination.cil.c [2018-11-10 12:17:29,922 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 12:17:29,928 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 12:17:29,938 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 12:17:29,960 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 12:17:29,960 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 12:17:29,960 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 12:17:29,961 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:17:29,961 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:17:29,961 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 12:17:29,961 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:17:29,961 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 12:17:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2018-11-10 12:17:29,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 12:17:29,982 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:29,983 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] [2018-11-10 12:17:29,985 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:29,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:29,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1284345487, now seen corresponding path program 1 times [2018-11-10 12:17:29,990 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:30,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:30,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,026 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:30,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:17:30,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 12:17:30,175 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:30,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 12:17:30,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 12:17:30,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 12:17:30,192 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2018-11-10 12:17:30,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:17:30,217 INFO L93 Difference]: Finished difference Result 224 states and 279 transitions. [2018-11-10 12:17:30,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 12:17:30,218 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 12:17:30,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:17:30,225 INFO L225 Difference]: With dead ends: 224 [2018-11-10 12:17:30,226 INFO L226 Difference]: Without dead ends: 112 [2018-11-10 12:17:30,228 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 [2018-11-10 12:17:30,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-10 12:17:30,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-10 12:17:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-10 12:17:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 131 transitions. [2018-11-10 12:17:30,257 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 131 transitions. Word has length 46 [2018-11-10 12:17:30,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:17:30,258 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 131 transitions. [2018-11-10 12:17:30,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 12:17:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 131 transitions. [2018-11-10 12:17:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 12:17:30,259 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:30,260 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] [2018-11-10 12:17:30,260 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:30,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:30,260 INFO L82 PathProgramCache]: Analyzing trace with hash -904505192, now seen corresponding path program 1 times [2018-11-10 12:17:30,260 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:30,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:30,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,261 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:30,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:30,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:17:30,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:17:30,357 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:30,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:17:30,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:17:30,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:17:30,359 INFO L87 Difference]: Start difference. First operand 112 states and 131 transitions. Second operand 3 states. [2018-11-10 12:17:30,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:17:30,374 INFO L93 Difference]: Finished difference Result 165 states and 191 transitions. [2018-11-10 12:17:30,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:17:30,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 12:17:30,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:17:30,377 INFO L225 Difference]: With dead ends: 165 [2018-11-10 12:17:30,377 INFO L226 Difference]: Without dead ends: 102 [2018-11-10 12:17:30,378 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 [2018-11-10 12:17:30,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-10 12:17:30,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-10 12:17:30,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-10 12:17:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2018-11-10 12:17:30,388 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 48 [2018-11-10 12:17:30,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:17:30,389 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2018-11-10 12:17:30,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:17:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2018-11-10 12:17:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 12:17:30,390 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:30,390 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] [2018-11-10 12:17:30,390 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:30,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:30,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1336490186, now seen corresponding path program 1 times [2018-11-10 12:17:30,391 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:30,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:30,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,392 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:30,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:17:30,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:17:30,503 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:30,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:17:30,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:17:30,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:17:30,504 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2018-11-10 12:17:30,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:17:30,526 INFO L93 Difference]: Finished difference Result 233 states and 279 transitions. [2018-11-10 12:17:30,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:17:30,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 12:17:30,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:17:30,529 INFO L225 Difference]: With dead ends: 233 [2018-11-10 12:17:30,529 INFO L226 Difference]: Without dead ends: 155 [2018-11-10 12:17:30,530 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 [2018-11-10 12:17:30,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-10 12:17:30,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 151. [2018-11-10 12:17:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-11-10 12:17:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 180 transitions. [2018-11-10 12:17:30,546 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 180 transitions. Word has length 52 [2018-11-10 12:17:30,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:17:30,546 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 180 transitions. [2018-11-10 12:17:30,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:17:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 180 transitions. [2018-11-10 12:17:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 12:17:30,548 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:30,548 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] [2018-11-10 12:17:30,548 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:30,548 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:30,548 INFO L82 PathProgramCache]: Analyzing trace with hash -836716548, now seen corresponding path program 1 times [2018-11-10 12:17:30,548 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:30,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:30,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:30,551 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:30,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:17:30,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 12:17:30,698 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:30,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 12:17:30,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 12:17:30,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 12:17:30,699 INFO L87 Difference]: Start difference. First operand 151 states and 180 transitions. Second operand 10 states. [2018-11-10 12:17:31,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:17:31,158 INFO L93 Difference]: Finished difference Result 498 states and 642 transitions. [2018-11-10 12:17:31,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 12:17:31,159 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-10 12:17:31,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:17:31,163 INFO L225 Difference]: With dead ends: 498 [2018-11-10 12:17:31,163 INFO L226 Difference]: Without dead ends: 371 [2018-11-10 12:17:31,165 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 12:17:31,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2018-11-10 12:17:31,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 363. [2018-11-10 12:17:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-11-10 12:17:31,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 450 transitions. [2018-11-10 12:17:31,198 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 450 transitions. Word has length 58 [2018-11-10 12:17:31,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:17:31,199 INFO L481 AbstractCegarLoop]: Abstraction has 363 states and 450 transitions. [2018-11-10 12:17:31,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 12:17:31,199 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 450 transitions. [2018-11-10 12:17:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 12:17:31,202 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:31,203 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] [2018-11-10 12:17:31,203 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:31,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:31,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1736066878, now seen corresponding path program 1 times [2018-11-10 12:17:31,204 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:31,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:31,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:31,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:31,205 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:31,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:17:31,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 12:17:31,271 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:31,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 12:17:31,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 12:17:31,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 12:17:31,272 INFO L87 Difference]: Start difference. First operand 363 states and 450 transitions. Second operand 4 states. [2018-11-10 12:17:31,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:17:31,396 INFO L93 Difference]: Finished difference Result 613 states and 784 transitions. [2018-11-10 12:17:31,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 12:17:31,396 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-10 12:17:31,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:17:31,398 INFO L225 Difference]: With dead ends: 613 [2018-11-10 12:17:31,398 INFO L226 Difference]: Without dead ends: 274 [2018-11-10 12:17:31,400 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 12:17:31,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-11-10 12:17:31,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 268. [2018-11-10 12:17:31,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-11-10 12:17:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 311 transitions. [2018-11-10 12:17:31,416 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 311 transitions. Word has length 62 [2018-11-10 12:17:31,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:17:31,416 INFO L481 AbstractCegarLoop]: Abstraction has 268 states and 311 transitions. [2018-11-10 12:17:31,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 12:17:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 311 transitions. [2018-11-10 12:17:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 12:17:31,418 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:17:31,418 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] [2018-11-10 12:17:31,418 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:17:31,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:31,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1846644067, now seen corresponding path program 1 times [2018-11-10 12:17:31,419 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:17:31,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:31,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:17:31,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:17:31,420 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:17:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 12:17:31,523 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:17:31,523 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:17:31,524 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 91 with the following transitions: [2018-11-10 12:17:31,525 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], [123], [124], [125], [126], [138], [139], [152], [159], [162], [197], [201], [204], [208], [209], [222], [223], [226], [227], [228], [229], [232], [233], [234], [235], [236], [238], [239], [240], [241], [242], [243], [244], [245], [246], [256], [257], [262], [263], [264], [266] [2018-11-10 12:17:31,584 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:17:31,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:17:41,915 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:17:41,916 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. [2018-11-10 12:17:41,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:41,925 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:17:50,206 INFO L227 lantSequenceWeakener]: Weakened 81 states. On average, predicates are now at 97.6% of their original sizes. [2018-11-10 12:17:50,206 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:17:50,775 INFO L415 sIntCurrentIteration]: We unified 89 AI predicates to 89 [2018-11-10 12:17:50,775 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:17:50,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:17:50,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [29] imperfect sequences [7] total 34 [2018-11-10 12:17:50,776 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:17:50,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-11-10 12:17:50,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-11-10 12:17:50,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=685, Unknown=0, NotChecked=0, Total=812 [2018-11-10 12:17:50,778 INFO L87 Difference]: Start difference. First operand 268 states and 311 transitions. Second operand 29 states. [2018-11-10 12:18:09,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:18:09,170 INFO L93 Difference]: Finished difference Result 499 states and 608 transitions. [2018-11-10 12:18:09,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-10 12:18:09,170 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 90 [2018-11-10 12:18:09,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:18:09,171 INFO L225 Difference]: With dead ends: 499 [2018-11-10 12:18:09,171 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 12:18:09,172 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 808 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=367, Invalid=2285, Unknown=0, NotChecked=0, Total=2652 [2018-11-10 12:18:09,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 12:18:09,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 12:18:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 12:18:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 12:18:09,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2018-11-10 12:18:09,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:18:09,173 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 12:18:09,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-11-10 12:18:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 12:18:09,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:18:09,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 12:18:09,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:18:09,721 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2018-11-10 12:18:10,053 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 12:18:10,203 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 26 [2018-11-10 12:18:10,767 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 52 [2018-11-10 12:18:10,988 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-11-10 12:18:11,396 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 31 [2018-11-10 12:18:11,790 WARN L179 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 52 [2018-11-10 12:18:12,048 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-11-10 12:18:12,423 WARN L179 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 58 [2018-11-10 12:18:13,101 WARN L179 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 59 [2018-11-10 12:18:13,346 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 46 [2018-11-10 12:18:13,595 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 62 [2018-11-10 12:18:13,641 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 577 584) the Hoare annotation is: true [2018-11-10 12:18:13,641 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 577 584) no Hoare annotation was computed. [2018-11-10 12:18:13,642 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 577 584) no Hoare annotation was computed. [2018-11-10 12:18:13,642 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 544 568) no Hoare annotation was computed. [2018-11-10 12:18:13,642 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 544 568) 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)))) [2018-11-10 12:18:13,642 INFO L421 ceAbstractionStarter]: At program point L563(line 563) 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)))) [2018-11-10 12:18:13,642 INFO L425 ceAbstractionStarter]: For program point L563-1(lines 544 568) no Hoare annotation was computed. [2018-11-10 12:18:13,642 INFO L421 ceAbstractionStarter]: At program point L558(line 558) 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))))) [2018-11-10 12:18:13,642 INFO L421 ceAbstractionStarter]: At program point L554(line 554) 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))))) [2018-11-10 12:18:13,642 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 560) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L421 ceAbstractionStarter]: At program point L550(line 550) 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))))) [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 565) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 870 876) the Hoare annotation is: true [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 870 876) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 536 542) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 536 542) the Hoare annotation is: true [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 877 885) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 877 885) the Hoare annotation is: true [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 877 885) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L706-1(lines 706 712) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 686 751) 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))) [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L698(lines 698 702) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L696-1(lines 696 743) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 686 751) no Hoare annotation was computed. [2018-11-10 12:18:13,643 INFO L421 ceAbstractionStarter]: At program point L744(lines 695 745) 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)|))) [2018-11-10 12:18:13,643 INFO L421 ceAbstractionStarter]: At program point L734(line 734) 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)))) [2018-11-10 12:18:13,643 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 738) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L421 ceAbstractionStarter]: At program point L732-1(lines 726 739) 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)))) [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L697(lines 696 743) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 739) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L421 ceAbstractionStarter]: At program point L718(line 718) 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)))) [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L716(lines 716 722) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L716-1(lines 716 722) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L421 ceAbstractionStarter]: At program point L741(lines 696 743) 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)))) [2018-11-10 12:18:13,644 INFO L421 ceAbstractionStarter]: At program point L708(line 708) 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)))) [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 686 751) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-10 12:18:13,644 INFO L421 ceAbstractionStarter]: At program point L897(line 897) 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))))) [2018-11-10 12:18:13,644 INFO L425 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L895(lines 895 908) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 887 911) the Hoare annotation is: true [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L895-1(lines 887 911) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L428 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 887 911) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L421 ceAbstractionStarter]: At program point L901(line 901) 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))))) [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 905) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L421 ceAbstractionStarter]: At program point L834-1(line 834) 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))) [2018-11-10 12:18:13,645 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 828 850) 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))) [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 828 850) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 828 850) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L421 ceAbstractionStarter]: At program point L840(line 840) 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)) (<= 2 (* 2 main_~tmp~6)) (<= (+ ~waterLevel~0 main_~tmp~6) 2) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-11-10 12:18:13,645 INFO L421 ceAbstractionStarter]: At program point L840-1(line 840) 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)) (<= 2 (* 2 main_~tmp~6)) (<= (+ ~waterLevel~0 main_~tmp~6) 2) (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (< .cse0 0) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 .cse0))) [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L838(lines 838 845) no Hoare annotation was computed. [2018-11-10 12:18:13,645 INFO L425 ceAbstractionStarter]: For program point L838-1(lines 838 845) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L421 ceAbstractionStarter]: At program point L835(line 835) 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))) [2018-11-10 12:18:13,646 INFO L421 ceAbstractionStarter]: At program point L834(line 834) 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))) [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 660 674) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L421 ceAbstractionStarter]: At program point L666(line 666) 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)))) [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 670) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 660 674) 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)))) [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 660 674) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 596 604) no Hoare annotation was computed. [2018-11-10 12:18:13,646 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 596 604) the Hoare annotation is: true [2018-11-10 12:18:13,646 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 596 604) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 654) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 641 659) the Hoare annotation is: true [2018-11-10 12:18:13,647 INFO L428 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: true [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point L650-2(lines 650 654) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point L648-1(line 648) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 641 659) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 641 659) no Hoare annotation was computed. [2018-11-10 12:18:13,647 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 483 491) the Hoare annotation is: true [2018-11-10 12:18:13,648 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2018-11-10 12:18:13,648 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2018-11-10 12:18:13,648 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: true [2018-11-10 12:18:13,648 INFO L425 ceAbstractionStarter]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2018-11-10 12:18:13,648 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2018-11-10 12:18:13,648 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 512 535) 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)))) [2018-11-10 12:18:13,648 INFO L421 ceAbstractionStarter]: At program point L525(line 525) 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)|))))) [2018-11-10 12:18:13,648 INFO L421 ceAbstractionStarter]: At program point L523(lines 523 529) 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)))) [2018-11-10 12:18:13,648 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 512 535) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 512 535) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L421 ceAbstractionStarter]: At program point L518(line 518) 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)|))))) [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L516(lines 515 534) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L768(lines 768 772) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 754 783) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point L768-1(lines 768 772) the Hoare annotation is: true [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L764-1(lines 764 778) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point L764-3(lines 764 778) the Hoare annotation is: true [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: true [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point L779(lines 754 783) the Hoare annotation is: true [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L425 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 754 783) the Hoare annotation is: true [2018-11-10 12:18:13,649 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 863 869) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 863 869) the Hoare annotation is: true [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:18:13,650 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))) [2018-11-10 12:18:13,650 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 808 814) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 808 814) the Hoare annotation is: true [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 427 438) 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)|)))))) [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 676 683) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 676 683) the Hoare annotation is: true [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 676 683) no Hoare annotation was computed. [2018-11-10 12:18:13,650 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 815 824) 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))) [2018-11-10 12:18:13,650 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 815 824) no Hoare annotation was computed. [2018-11-10 12:18:13,651 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 815 824) no Hoare annotation was computed. [2018-11-10 12:18:13,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:18:13 BoogieIcfgContainer [2018-11-10 12:18:13,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 12:18:13,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:18:13,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:18:13,662 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:18:13,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:29" (3/4) ... [2018-11-10 12:18:13,666 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:18:13,672 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 12:18:13,672 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 12:18:13,672 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 12:18:13,672 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 12:18:13,673 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 12:18:13,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 12:18:13,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 12:18:13,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 12:18:13,681 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-11-10 12:18:13,682 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 12:18:13,682 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 12:18:13,709 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) [2018-11-10 12:18:13,709 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) [2018-11-10 12:18:13,744 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_40a8bf55-3949-401e-aa9a-76c3d02539d9/bin-2019/utaipan/witness.graphml [2018-11-10 12:18:13,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:18:13,745 INFO L168 Benchmark]: Toolchain (without parser) took 44893.78 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 958.2 MB in the beginning and 1.6 GB in the end (delta: -655.8 MB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,745 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:13,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 928.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -217.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,746 INFO L168 Benchmark]: Boogie Preprocessor took 32.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,746 INFO L168 Benchmark]: RCFGBuilder took 658.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.4 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,746 INFO L168 Benchmark]: TraceAbstraction took 43750.76 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -561.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-10 12:18:13,747 INFO L168 Benchmark]: Witness Printer took 82.48 ms. Allocated memory is still 4.8 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:13,748 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 928.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -217.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 658.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.4 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 43750.76 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -561.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 82.48 ms. Allocated memory is still 4.8 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 680]: 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: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: ((\old(systemActive) + \old(waterLevel) < 2 || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 696]: 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, 125 locations, 1 error locations. SAFE Result, 43.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 19.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 756 SDtfs, 1137 SDslu, 1839 SDs, 0 SdLazy, 971 SolverSat, 422 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 157 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 847 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=363occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917265198907953 AbsIntWeakeningRatio, 1.1123595505617978 AbsIntAvgWeakeningVarsNumRemoved, 7784.0224719101125 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 18 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 480 PreInvPairs, 551 NumberOfFragments, 1795 HoareAnnotationTreeSize, 480 FomulaSimplifications, 17632 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 52 FomulaSimplificationsInter, 23961 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s 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...