./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/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 324eb41748355c32a9add81086317d66d1f7b200 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:20:33,323 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:20:33,324 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:20:33,330 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:20:33,330 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:20:33,331 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:20:33,332 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:20:33,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:20:33,333 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:20:33,334 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:20:33,334 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:20:33,334 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:20:33,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:20:33,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:20:33,336 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:20:33,337 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:20:33,337 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:20:33,338 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:20:33,339 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:20:33,340 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:20:33,340 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:20:33,341 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:20:33,343 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:20:33,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:20:33,343 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:20:33,344 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:20:33,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:20:33,345 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:20:33,345 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:20:33,346 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:20:33,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:20:33,346 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:20:33,346 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:20:33,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:20:33,347 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:20:33,347 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:20:33,348 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 00:20:33,355 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:20:33,355 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:20:33,356 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 00:20:33,356 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 00:20:33,356 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 00:20:33,357 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 00:20:33,357 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 00:20:33,357 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 00:20:33,357 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:20:33,357 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:20:33,357 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:20:33,358 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:20:33,359 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:20:33,359 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:20:33,359 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:20:33,360 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 00:20:33,360 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:20:33,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:20:33,360 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 00:20:33,360 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_035b4fc1-88ad-464d-8aa5-e49087687b0b/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 -> 324eb41748355c32a9add81086317d66d1f7b200 [2018-12-09 00:20:33,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:20:33,384 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:20:33,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:20:33,387 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:20:33,387 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:20:33,388 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-09 00:20:33,424 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/data/b9fbc126e/9da59e873f62481b9eab01286ab8fabd/FLAGd6c035185 [2018-12-09 00:20:33,869 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:20:33,870 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-09 00:20:33,876 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/data/b9fbc126e/9da59e873f62481b9eab01286ab8fabd/FLAGd6c035185 [2018-12-09 00:20:33,883 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/data/b9fbc126e/9da59e873f62481b9eab01286ab8fabd [2018-12-09 00:20:33,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:20:33,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:20:33,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:20:33,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:20:33,888 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:20:33,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:20:33" (1/1) ... [2018-12-09 00:20:33,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:33, skipping insertion in model container [2018-12-09 00:20:33,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:20:33" (1/1) ... [2018-12-09 00:20:33,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:20:33,915 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:20:34,079 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:20:34,124 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:20:34,168 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:20:34,187 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:20:34,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34 WrapperNode [2018-12-09 00:20:34,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:20:34,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:20:34,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:20:34,188 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:20:34,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:20:34,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:20:34,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:20:34,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:20:34,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... [2018-12-09 00:20:34,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:20:34,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:20:34,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:20:34,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:20:34,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:20:34,265 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 00:20:34,266 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 00:20:34,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:20:34,266 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:20:34,266 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 00:20:34,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 00:20:34,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:20:34,266 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 00:20:34,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 00:20:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 00:20:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 00:20:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 00:20:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 00:20:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:20:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:20:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 00:20:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 00:20:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:20:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:20:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 00:20:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 00:20:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 00:20:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 00:20:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 00:20:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 00:20:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 00:20:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 00:20:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:20:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:20:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:20:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:20:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:20:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:20:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 00:20:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 00:20:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:20:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:20:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:20:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:20:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 00:20:34,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 00:20:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 00:20:34,270 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 00:20:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 00:20:34,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 00:20:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 00:20:34,270 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 00:20:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 00:20:34,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 00:20:34,271 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:20:34,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:20:34,271 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:20:34,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:20:34,271 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 00:20:34,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 00:20:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:20:34,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:20:34,548 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:20:34,548 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 00:20:34,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:20:34 BoogieIcfgContainer [2018-12-09 00:20:34,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:20:34,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:20:34,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:20:34,551 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:20:34,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:20:33" (1/3) ... [2018-12-09 00:20:34,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61081fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:20:34, skipping insertion in model container [2018-12-09 00:20:34,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:20:34" (2/3) ... [2018-12-09 00:20:34,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61081fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:20:34, skipping insertion in model container [2018-12-09 00:20:34,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:20:34" (3/3) ... [2018-12-09 00:20:34,554 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-09 00:20:34,560 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:20:34,565 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 00:20:34,575 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 00:20:34,595 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:20:34,595 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 00:20:34,595 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:20:34,595 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:20:34,595 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:20:34,595 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:20:34,595 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:20:34,595 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:20:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-12-09 00:20:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 00:20:34,613 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:34,614 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:34,615 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:34,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:34,619 INFO L82 PathProgramCache]: Analyzing trace with hash 309497542, now seen corresponding path program 1 times [2018-12-09 00:20:34,621 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:34,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:34,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,650 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:34,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:34,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 00:20:34,761 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:34,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 00:20:34,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 00:20:34,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:20:34,774 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-12-09 00:20:34,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:34,799 INFO L93 Difference]: Finished difference Result 292 states and 359 transitions. [2018-12-09 00:20:34,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 00:20:34,800 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-09 00:20:34,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:34,807 INFO L225 Difference]: With dead ends: 292 [2018-12-09 00:20:34,807 INFO L226 Difference]: Without dead ends: 146 [2018-12-09 00:20:34,810 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:20:34,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-12-09 00:20:34,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-12-09 00:20:34,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-12-09 00:20:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2018-12-09 00:20:34,841 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 52 [2018-12-09 00:20:34,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:34,841 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2018-12-09 00:20:34,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 00:20:34,842 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2018-12-09 00:20:34,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:20:34,843 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:34,844 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:34,844 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:34,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:34,844 INFO L82 PathProgramCache]: Analyzing trace with hash 50384909, now seen corresponding path program 1 times [2018-12-09 00:20:34,844 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:34,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:34,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,845 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:34,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:34,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:20:34,905 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:34,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:20:34,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:20:34,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:20:34,907 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 3 states. [2018-12-09 00:20:34,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:34,923 INFO L93 Difference]: Finished difference Result 241 states and 281 transitions. [2018-12-09 00:20:34,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:20:34,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-09 00:20:34,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:34,925 INFO L225 Difference]: With dead ends: 241 [2018-12-09 00:20:34,925 INFO L226 Difference]: Without dead ends: 137 [2018-12-09 00:20:34,926 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:20:34,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-09 00:20:34,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-12-09 00:20:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-12-09 00:20:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2018-12-09 00:20:34,934 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 53 [2018-12-09 00:20:34,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:34,934 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2018-12-09 00:20:34,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:20:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2018-12-09 00:20:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 00:20:34,935 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:34,936 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:34,936 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:34,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:34,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1719848662, now seen corresponding path program 1 times [2018-12-09 00:20:34,936 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:34,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:34,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:34,937 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:35,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:35,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:35,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:20:35,001 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:35,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:20:35,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:20:35,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:20:35,002 INFO L87 Difference]: Start difference. First operand 137 states and 159 transitions. Second operand 7 states. [2018-12-09 00:20:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:35,171 INFO L93 Difference]: Finished difference Result 250 states and 295 transitions. [2018-12-09 00:20:35,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:20:35,171 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-09 00:20:35,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:35,172 INFO L225 Difference]: With dead ends: 250 [2018-12-09 00:20:35,172 INFO L226 Difference]: Without dead ends: 137 [2018-12-09 00:20:35,173 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:20:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-09 00:20:35,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-12-09 00:20:35,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-12-09 00:20:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 158 transitions. [2018-12-09 00:20:35,181 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 158 transitions. Word has length 57 [2018-12-09 00:20:35,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:35,181 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 158 transitions. [2018-12-09 00:20:35,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:20:35,181 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 158 transitions. [2018-12-09 00:20:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 00:20:35,182 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:35,182 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:35,182 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:35,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:35,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1872109176, now seen corresponding path program 1 times [2018-12-09 00:20:35,183 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:35,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:35,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,184 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:35,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:35,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:20:35,245 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:35,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:20:35,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:20:35,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:20:35,246 INFO L87 Difference]: Start difference. First operand 137 states and 158 transitions. Second operand 5 states. [2018-12-09 00:20:35,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:35,545 INFO L93 Difference]: Finished difference Result 358 states and 429 transitions. [2018-12-09 00:20:35,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:20:35,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-12-09 00:20:35,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:35,547 INFO L225 Difference]: With dead ends: 358 [2018-12-09 00:20:35,547 INFO L226 Difference]: Without dead ends: 245 [2018-12-09 00:20:35,547 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:20:35,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-12-09 00:20:35,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 227. [2018-12-09 00:20:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-12-09 00:20:35,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 259 transitions. [2018-12-09 00:20:35,561 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 259 transitions. Word has length 70 [2018-12-09 00:20:35,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:35,562 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 259 transitions. [2018-12-09 00:20:35,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:20:35,562 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 259 transitions. [2018-12-09 00:20:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 00:20:35,563 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:35,563 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:35,563 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:35,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:35,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1423110013, now seen corresponding path program 1 times [2018-12-09 00:20:35,564 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:35,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:35,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,564 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:35,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:35,611 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:20:35,612 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:35,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:20:35,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:20:35,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:20:35,613 INFO L87 Difference]: Start difference. First operand 227 states and 259 transitions. Second operand 6 states. [2018-12-09 00:20:35,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:35,713 INFO L93 Difference]: Finished difference Result 556 states and 667 transitions. [2018-12-09 00:20:35,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:20:35,714 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-12-09 00:20:35,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:35,716 INFO L225 Difference]: With dead ends: 556 [2018-12-09 00:20:35,716 INFO L226 Difference]: Without dead ends: 353 [2018-12-09 00:20:35,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:20:35,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-12-09 00:20:35,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 349. [2018-12-09 00:20:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-12-09 00:20:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 405 transitions. [2018-12-09 00:20:35,735 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 405 transitions. Word has length 84 [2018-12-09 00:20:35,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:35,736 INFO L480 AbstractCegarLoop]: Abstraction has 349 states and 405 transitions. [2018-12-09 00:20:35,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:20:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 405 transitions. [2018-12-09 00:20:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 00:20:35,737 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:35,737 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:35,737 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:35,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:35,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1055268227, now seen corresponding path program 1 times [2018-12-09 00:20:35,738 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:35,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:35,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:35,738 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:35,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:35,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:20:35,847 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:35,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:20:35,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:20:35,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:20:35,847 INFO L87 Difference]: Start difference. First operand 349 states and 405 transitions. Second operand 6 states. [2018-12-09 00:20:35,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:35,974 INFO L93 Difference]: Finished difference Result 750 states and 904 transitions. [2018-12-09 00:20:35,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:20:35,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-12-09 00:20:35,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:35,978 INFO L225 Difference]: With dead ends: 750 [2018-12-09 00:20:35,978 INFO L226 Difference]: Without dead ends: 547 [2018-12-09 00:20:35,979 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:20:35,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2018-12-09 00:20:36,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 529. [2018-12-09 00:20:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2018-12-09 00:20:36,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 627 transitions. [2018-12-09 00:20:36,009 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 627 transitions. Word has length 88 [2018-12-09 00:20:36,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:36,010 INFO L480 AbstractCegarLoop]: Abstraction has 529 states and 627 transitions. [2018-12-09 00:20:36,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:20:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 627 transitions. [2018-12-09 00:20:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 00:20:36,011 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:36,011 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:36,012 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:36,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:36,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1977951810, now seen corresponding path program 1 times [2018-12-09 00:20:36,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:36,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:36,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,013 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:36,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:36,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:20:36,052 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:36,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:20:36,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:20:36,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:20:36,053 INFO L87 Difference]: Start difference. First operand 529 states and 627 transitions. Second operand 5 states. [2018-12-09 00:20:36,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:36,077 INFO L93 Difference]: Finished difference Result 922 states and 1114 transitions. [2018-12-09 00:20:36,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:20:36,078 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2018-12-09 00:20:36,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:36,079 INFO L225 Difference]: With dead ends: 922 [2018-12-09 00:20:36,079 INFO L226 Difference]: Without dead ends: 539 [2018-12-09 00:20:36,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:20:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2018-12-09 00:20:36,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 533. [2018-12-09 00:20:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2018-12-09 00:20:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 630 transitions. [2018-12-09 00:20:36,098 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 630 transitions. Word has length 88 [2018-12-09 00:20:36,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:36,098 INFO L480 AbstractCegarLoop]: Abstraction has 533 states and 630 transitions. [2018-12-09 00:20:36,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:20:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 630 transitions. [2018-12-09 00:20:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 00:20:36,099 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:36,100 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:36,100 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:36,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:36,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1473009984, now seen corresponding path program 1 times [2018-12-09 00:20:36,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:36,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:36,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,101 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:36,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:36,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 00:20:36,172 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:36,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 00:20:36,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 00:20:36,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:20:36,173 INFO L87 Difference]: Start difference. First operand 533 states and 630 transitions. Second operand 9 states. [2018-12-09 00:20:36,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:36,209 INFO L93 Difference]: Finished difference Result 1059 states and 1278 transitions. [2018-12-09 00:20:36,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:20:36,210 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2018-12-09 00:20:36,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:36,212 INFO L225 Difference]: With dead ends: 1059 [2018-12-09 00:20:36,212 INFO L226 Difference]: Without dead ends: 550 [2018-12-09 00:20:36,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:20:36,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2018-12-09 00:20:36,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 540. [2018-12-09 00:20:36,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2018-12-09 00:20:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 637 transitions. [2018-12-09 00:20:36,230 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 637 transitions. Word has length 88 [2018-12-09 00:20:36,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:36,230 INFO L480 AbstractCegarLoop]: Abstraction has 540 states and 637 transitions. [2018-12-09 00:20:36,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 00:20:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 637 transitions. [2018-12-09 00:20:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 00:20:36,232 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:36,233 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:36,233 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:36,233 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:36,233 INFO L82 PathProgramCache]: Analyzing trace with hash 341149841, now seen corresponding path program 1 times [2018-12-09 00:20:36,233 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:36,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:36,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:36,234 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:20:36,308 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:36,308 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:20:36,308 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-12-09 00:20:36,310 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [31], [34], [36], [37], [40], [55], [58], [59], [63], [64], [66], [75], [79], [83], [86], [91], [97], [99], [102], [121], [122], [123], [125], [128], [133], [134], [136], [141], [143], [144], [145], [146], [185], [189], [196], [197], [198], [200], [205], [207], [210], [212], [217], [231], [235], [238], [240], [243], [253], [256], [260], [261], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [278], [279], [286], [287], [288], [289], [292], [296], [297], [300], [301], [308], [309], [310], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [324], [325], [326], [327] [2018-12-09 00:20:36,341 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:20:36,341 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:20:36,628 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:20:36,629 INFO L272 AbstractInterpreter]: Visited 98 different actions 100 times. Never merged. Never widened. Performed 3122 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3122 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 132 variables. [2018-12-09 00:20:36,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:36,635 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:20:36,636 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:36,636 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:20:36,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:36,642 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:20:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:36,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:20:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:20:36,795 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:20:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:20:37,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:20:37,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 9] total 19 [2018-12-09 00:20:37,076 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:37,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:20:37,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:20:37,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:20:37,077 INFO L87 Difference]: Start difference. First operand 540 states and 637 transitions. Second operand 8 states. [2018-12-09 00:20:37,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:37,265 INFO L93 Difference]: Finished difference Result 1559 states and 1879 transitions. [2018-12-09 00:20:37,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:20:37,266 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2018-12-09 00:20:37,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:37,268 INFO L225 Difference]: With dead ends: 1559 [2018-12-09 00:20:37,269 INFO L226 Difference]: Without dead ends: 1043 [2018-12-09 00:20:37,270 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 188 SyntacticMatches, 6 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:20:37,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2018-12-09 00:20:37,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1040. [2018-12-09 00:20:37,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1040 states. [2018-12-09 00:20:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1230 transitions. [2018-12-09 00:20:37,298 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1230 transitions. Word has length 100 [2018-12-09 00:20:37,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:37,298 INFO L480 AbstractCegarLoop]: Abstraction has 1040 states and 1230 transitions. [2018-12-09 00:20:37,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:20:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1230 transitions. [2018-12-09 00:20:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 00:20:37,300 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:37,300 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:37,300 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:37,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:37,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1406056147, now seen corresponding path program 1 times [2018-12-09 00:20:37,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:37,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:37,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,301 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:20:37,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:37,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:20:37,361 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:37,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:20:37,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:20:37,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:20:37,362 INFO L87 Difference]: Start difference. First operand 1040 states and 1230 transitions. Second operand 10 states. [2018-12-09 00:20:37,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:37,489 INFO L93 Difference]: Finished difference Result 2068 states and 2449 transitions. [2018-12-09 00:20:37,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:20:37,489 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-12-09 00:20:37,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:37,493 INFO L225 Difference]: With dead ends: 2068 [2018-12-09 00:20:37,493 INFO L226 Difference]: Without dead ends: 1052 [2018-12-09 00:20:37,496 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:20:37,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2018-12-09 00:20:37,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1018. [2018-12-09 00:20:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1018 states. [2018-12-09 00:20:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 1167 transitions. [2018-12-09 00:20:37,538 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 1167 transitions. Word has length 104 [2018-12-09 00:20:37,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:37,538 INFO L480 AbstractCegarLoop]: Abstraction has 1018 states and 1167 transitions. [2018-12-09 00:20:37,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:20:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1167 transitions. [2018-12-09 00:20:37,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 00:20:37,540 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:37,541 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:37,541 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:37,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:37,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1778836691, now seen corresponding path program 1 times [2018-12-09 00:20:37,541 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:37,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:37,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,542 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:37,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:20:37,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:20:37,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:20:37,609 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:37,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:20:37,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:20:37,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:20:37,610 INFO L87 Difference]: Start difference. First operand 1018 states and 1167 transitions. Second operand 10 states. [2018-12-09 00:20:37,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:37,747 INFO L93 Difference]: Finished difference Result 1962 states and 2281 transitions. [2018-12-09 00:20:37,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:20:37,747 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-12-09 00:20:37,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:37,751 INFO L225 Difference]: With dead ends: 1962 [2018-12-09 00:20:37,751 INFO L226 Difference]: Without dead ends: 968 [2018-12-09 00:20:37,753 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:20:37,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2018-12-09 00:20:37,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 952. [2018-12-09 00:20:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2018-12-09 00:20:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1079 transitions. [2018-12-09 00:20:37,794 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1079 transitions. Word has length 104 [2018-12-09 00:20:37,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:37,794 INFO L480 AbstractCegarLoop]: Abstraction has 952 states and 1079 transitions. [2018-12-09 00:20:37,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:20:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1079 transitions. [2018-12-09 00:20:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 00:20:37,798 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:37,798 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:37,798 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:37,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:37,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1315566374, now seen corresponding path program 1 times [2018-12-09 00:20:37,798 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:37,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:37,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:37,799 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 00:20:37,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:37,861 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:20:37,861 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 154 with the following transitions: [2018-12-09 00:20:37,862 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [20], [22], [25], [29], [30], [31], [34], [36], [37], [38], [39], [40], [43], [45], [48], [55], [58], [59], [62], [64], [66], [75], [79], [83], [86], [89], [91], [97], [99], [102], [117], [118], [119], [120], [121], [122], [123], [125], [130], [133], [134], [136], [139], [143], [144], [145], [146], [182], [185], [189], [195], [196], [197], [198], [200], [203], [205], [207], [210], [212], [217], [223], [226], [230], [231], [235], [238], [240], [243], [253], [256], [260], [261], [264], [265], [266], [267], [268], [269], [270], [271], [272], [274], [275], [276], [278], [279], [280], [281], [282], [283], [286], [287], [288], [289], [292], [293], [296], [297], [298], [299], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [324], [325], [326], [327] [2018-12-09 00:20:37,864 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:20:37,864 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:20:38,964 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:20:38,964 INFO L272 AbstractInterpreter]: Visited 127 different actions 845 times. Merged at 16 different actions 59 times. Never widened. Performed 28815 root evaluator evaluations with a maximum evaluation depth of 5. Performed 28815 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 10 fixpoints after 4 different actions. Largest state had 132 variables. [2018-12-09 00:20:38,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:38,966 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:20:38,966 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:38,966 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:20:38,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:38,974 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:20:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:39,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:20:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:20:39,125 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:20:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:20:39,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:20:39,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6, 9] total 16 [2018-12-09 00:20:39,332 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:39,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:20:39,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:20:39,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-12-09 00:20:39,332 INFO L87 Difference]: Start difference. First operand 952 states and 1079 transitions. Second operand 8 states. [2018-12-09 00:20:40,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:40,105 INFO L93 Difference]: Finished difference Result 2507 states and 3068 transitions. [2018-12-09 00:20:40,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 00:20:40,106 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 153 [2018-12-09 00:20:40,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:40,110 INFO L225 Difference]: With dead ends: 2507 [2018-12-09 00:20:40,110 INFO L226 Difference]: Without dead ends: 1819 [2018-12-09 00:20:40,112 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 295 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2018-12-09 00:20:40,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2018-12-09 00:20:40,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1658. [2018-12-09 00:20:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2018-12-09 00:20:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 1920 transitions. [2018-12-09 00:20:40,162 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 1920 transitions. Word has length 153 [2018-12-09 00:20:40,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:40,162 INFO L480 AbstractCegarLoop]: Abstraction has 1658 states and 1920 transitions. [2018-12-09 00:20:40,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:20:40,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1920 transitions. [2018-12-09 00:20:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:20:40,164 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:20:40,165 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:20:40,165 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:20:40,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:40,165 INFO L82 PathProgramCache]: Analyzing trace with hash -968247840, now seen corresponding path program 1 times [2018-12-09 00:20:40,165 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:20:40,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:40,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:40,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:20:40,166 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:20:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:40,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 00:20:40,217 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:40,217 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:20:40,217 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 150 with the following transitions: [2018-12-09 00:20:40,218 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [20], [22], [25], [29], [30], [31], [34], [36], [37], [38], [39], [40], [43], [45], [48], [55], [58], [59], [62], [64], [66], [75], [79], [83], [89], [91], [97], [99], [102], [117], [118], [119], [120], [121], [122], [123], [125], [130], [133], [134], [136], [139], [143], [144], [145], [146], [182], [185], [189], [195], [196], [197], [198], [200], [203], [205], [207], [210], [212], [217], [223], [226], [230], [231], [235], [238], [240], [243], [253], [261], [264], [265], [266], [267], [268], [269], [270], [271], [272], [274], [275], [276], [278], [279], [280], [281], [282], [283], [286], [287], [292], [293], [296], [297], [298], [299], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [324], [325], [326], [327] [2018-12-09 00:20:40,221 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:20:40,221 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:20:40,533 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:20:40,533 INFO L272 AbstractInterpreter]: Visited 122 different actions 279 times. Merged at 14 different actions 14 times. Never widened. Performed 8242 root evaluator evaluations with a maximum evaluation depth of 5. Performed 8242 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 1 different actions. Largest state had 132 variables. [2018-12-09 00:20:40,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:20:40,535 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:20:40,535 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:20:40,535 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:20:40,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:20:40,544 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:20:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:40,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:20:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 00:20:40,695 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:20:40,849 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 00:20:40,867 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:20:40,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6, 9] total 19 [2018-12-09 00:20:40,867 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:20:40,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 00:20:40,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 00:20:40,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:20:40,868 INFO L87 Difference]: Start difference. First operand 1658 states and 1920 transitions. Second operand 9 states. [2018-12-09 00:20:41,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:20:41,159 INFO L93 Difference]: Finished difference Result 3151 states and 3735 transitions. [2018-12-09 00:20:41,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:20:41,159 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2018-12-09 00:20:41,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:20:41,160 INFO L225 Difference]: With dead ends: 3151 [2018-12-09 00:20:41,160 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:20:41,163 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 286 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2018-12-09 00:20:41,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:20:41,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:20:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:20:41,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:20:41,164 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2018-12-09 00:20:41,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:20:41,164 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:20:41,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 00:20:41,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:20:41,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:20:41,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 00:20:41,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:20:41,689 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 22 [2018-12-09 00:20:41,805 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-12-09 00:20:42,136 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 51 [2018-12-09 00:20:42,646 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 47 [2018-12-09 00:20:42,784 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 34 [2018-12-09 00:20:42,935 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 29 [2018-12-09 00:20:43,423 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 40 [2018-12-09 00:20:43,556 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-12-09 00:20:43,875 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-12-09 00:20:44,316 WARN L180 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 00:20:44,651 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2018-12-09 00:20:44,981 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2018-12-09 00:20:45,185 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2018-12-09 00:20:45,243 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 538 544) the Hoare annotation is: true [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 538 544) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 545 553) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 545 553) the Hoare annotation is: true [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 545 553) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 957 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 957 979) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 957 979) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,243 INFO L444 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point L967-1(lines 967 974) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L448 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-12-09 00:20:45,243 INFO L444 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,244 INFO L444 ceAbstractionStarter]: At program point L963(line 963) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,244 INFO L444 ceAbstractionStarter]: At program point L963-1(line 963) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 799 817) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point L806(line 806) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point L808-2(lines 808 812) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 799 817) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 799 817) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 531 537) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 531 537) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 947 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 947 956) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 947 956) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 724 734) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L451 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: true [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2018-12-09 00:20:45,244 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 716 723) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (<= 3 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3))) [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 665 689) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 665 689) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (<= 3 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse4 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse4 .cse6 .cse3) (or .cse1 .cse2 .cse4 .cse3 .cse7))) [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (<= 3 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse1 .cse2 .cse4 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3))) [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (<= 3 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3))) [2018-12-09 00:20:45,245 INFO L444 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (<= 3 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3))) [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 503) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 493 506) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 493 506) the Hoare annotation is: true [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 493 506) no Hoare annotation was computed. [2018-12-09 00:20:45,245 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 820 883) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 820 883) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point L876(lines 829 877) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point L866-2(lines 860 871) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse4 .cse0 .cse3) .cse1) (not (= ~systemActive~0 1)) (and .cse4 .cse1 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse5 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L831(lines 830 875) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L860(lines 860 871) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse4 .cse0 .cse3) .cse1) (not (= ~systemActive~0 1)) (and .cse4 .cse1 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse5 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L850(lines 850 856) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L850-1(lines 850 856) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse1 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse4 .cse0 .cse3) (<= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2 .cse3))) [2018-12-09 00:20:45,246 INFO L444 ceAbstractionStarter]: At program point L873(lines 830 875) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse1 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse4 .cse0 .cse3) (<= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2 .cse3))) [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 846) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2018-12-09 00:20:45,246 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 820 883) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 690 697) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (<= 3 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 690 697) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 690 697) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 507 515) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 507 515) the Hoare annotation is: true [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 507 515) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (or (< ~waterLevel~0 3) (< 2 |old(~waterLevel~0)|)) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L444 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (<= 3 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 699 715) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 699 715) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (<= 3 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 00:20:45,247 INFO L444 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (<= 3 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) .cse3)))) [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 699 715) no Hoare annotation was computed. [2018-12-09 00:20:45,247 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 780 798) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 780 798) the Hoare annotation is: true [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 780 798) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L451 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point L789-2(lines 789 793) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= 3 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse6 .cse3) (or .cse5 .cse6 (or .cse7 .cse3) .cse2) (or .cse0 .cse2 (or .cse7 .cse3 .cse4)))) [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2018-12-09 00:20:45,248 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L448 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 886 915) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L451 ceAbstractionStarter]: At program point L896-2(lines 896 910) the Hoare annotation is: true [2018-12-09 00:20:45,249 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 886 915) the Hoare annotation is: true [2018-12-09 00:20:45,249 INFO L451 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: true [2018-12-09 00:20:45,249 INFO L448 ceAbstractionStarter]: For program point L892-1(line 892) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L451 ceAbstractionStarter]: At program point L911(lines 886 915) the Hoare annotation is: true [2018-12-09 00:20:45,249 INFO L448 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L448 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2018-12-09 00:20:45,249 INFO L451 ceAbstractionStarter]: At program point L900-1(lines 900 904) the Hoare annotation is: true [2018-12-09 00:20:45,249 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (< ~waterLevel~0 3)) (.cse14 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse13 (< ~waterLevel~0 2)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (and .cse13 .cse10 .cse11)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 1 |old(~waterLevel~0)|)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse12 (or .cse14 .cse1)) (.cse9 (and .cse8 .cse10 .cse11)) (.cse7 (<= 3 |old(~waterLevel~0)|)) (.cse5 (or .cse14 .cse1 .cse2))) (and (or (or (<= 2 |old(~waterLevel~0)|) .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse3 .cse5) (or .cse6 .cse4 .cse0 (<= ~waterLevel~0 1) .cse1) (or .cse6 .cse0 .cse7 .cse1 .cse8) (or .cse9 .cse0 .cse7 .cse1 .cse2) (or .cse6 .cse0 .cse7 (and .cse10 .cse11) .cse1) (or .cse6 .cse4 .cse12 .cse13) (or .cse6 .cse9 .cse12 .cse7) (or .cse9 .cse7 .cse5)))) [2018-12-09 00:20:45,250 INFO L444 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 1)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse11 (< ~waterLevel~0 3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse8 (<= 3 |old(~waterLevel~0)|)) (.cse9 (< |old(~waterLevel~0)| 2)) (.cse14 (or .cse15 .cse1 .cse2)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse7 (or .cse15 .cse1)) (.cse13 (and .cse3 .cse5))) (and (or (or (<= 2 |old(~waterLevel~0)|) .cse0 .cse1 .cse2) (< ~waterLevel~0 2)) (or (and .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse10 .cse0 .cse3 .cse1) (or .cse6 .cse0 .cse8 .cse1 .cse11) (or (and .cse11 .cse12 .cse5) .cse0 .cse8 .cse1 .cse2) (or .cse8 .cse13 .cse14) (or .cse6 .cse0 .cse8 (and .cse12 .cse5) .cse1) (or .cse4 .cse8 .cse9 .cse14) (or .cse6 .cse10 .cse7 .cse13)))) [2018-12-09 00:20:45,250 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2018-12-09 00:20:45,250 INFO L444 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse22 (= ~systemActive~0 1))) (let ((.cse13 (not (= ~methaneLevelCritical~0 0))) (.cse20 (<= ~waterLevel~0 1)) (.cse19 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not .cse22)) (.cse21 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse15 (= ~pumpRunning~0 1)) (.cse7 (< ~waterLevel~0 2)) (.cse8 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse11 (and .cse15 .cse7 .cse8)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (and .cse21 .cse22 .cse7 .cse8 .cse9)) (.cse14 (< ~waterLevel~0 3)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (or .cse19 .cse10)) (.cse1 (and .cse21 .cse20)) (.cse4 (and .cse20 .cse9)) (.cse17 (<= 1 ~waterLevel~0)) (.cse3 (<= 3 |old(~waterLevel~0)|)) (.cse16 (< |old(~waterLevel~0)| 2)) (.cse18 (or .cse19 .cse10 .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 (and .cse7 .cse8 .cse9) .cse10 .cse11) (or .cse11 .cse5 .cse6 .cse10 .cse12 .cse13) (or .cse0 (and (<= 2 ~waterLevel~0) .cse14 .cse15) .cse6 .cse3 .cse16 .cse10 (and .cse14 .cse8 .cse9)) (or .cse6 .cse3 .cse10 .cse12 (and .cse14 .cse15 .cse8) .cse13) (or .cse17 .cse0 .cse2 .cse3 .cse16) (or .cse1 .cse3 .cse4 .cse18) (or .cse17 .cse3 .cse16 .cse18))))) [2018-12-09 00:20:45,250 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2018-12-09 00:20:45,250 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< ~waterLevel~0 3)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse6 (or .cse10 .cse2 .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse8 (or .cse10 .cse2)) (.cse1 (<= 3 |old(~waterLevel~0)|)) (.cse7 (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse1 .cse6) (or .cse1 .cse7 .cse6) (or .cse4 .cse8 .cse1 .cse5) (or .cse4 .cse9 .cse8 (< ~waterLevel~0 2)) (or .cse9 (<= ~waterLevel~0 1) .cse6) (or .cse4 .cse8 .cse1 .cse7)))) [2018-12-09 00:20:45,250 INFO L448 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2018-12-09 00:20:45,250 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 452 460) the Hoare annotation is: true [2018-12-09 00:20:45,250 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L576(lines 576 582) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (<= 3 ~waterLevel~0)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse2) (or .cse0 .cse6 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2))) [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L574-1(line 574) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 557 589) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 585) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L572-1(lines 557 589) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (<= 3 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2))) [2018-12-09 00:20:45,251 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 557 589) the Hoare annotation is: true [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-12-09 00:20:45,251 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 586) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L451 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: true [2018-12-09 00:20:45,252 INFO L448 ceAbstractionStarter]: For program point L564-1(line 564) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L444 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (<= 3 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1) (or .cse3 .cse4 .cse5 .cse1) (or .cse4 .cse5 .cse1 .cse2))) [2018-12-09 00:20:45,252 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse0 (<= 3 |old(~waterLevel~0)|)) (.cse1 (and (< ~waterLevel~0 3) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse1 .cse4) (or .cse5 .cse6 .cse2 (< ~waterLevel~0 2) .cse4) (or .cse6 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4))) [2018-12-09 00:20:45,252 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 940 946) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 940 946) the Hoare annotation is: true [2018-12-09 00:20:45,252 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:20:45,252 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-12-09 00:20:45,252 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 00:20:45,253 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:20:45,253 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (<= 3 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse4 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse4 .cse6 .cse3) (or .cse1 .cse2 .cse4 .cse3 .cse7))) [2018-12-09 00:20:45,253 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2018-12-09 00:20:45,253 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (<= 3 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3))) [2018-12-09 00:20:45,253 INFO L448 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2018-12-09 00:20:45,253 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (<= 3 ~waterLevel~0)) (.cse6 (< ~waterLevel~0 2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse4 (and .cse6 .cse3) .cse7) (or .cse1 .cse8 .cse4 .cse7) (or .cse0 .cse2 .cse5 .cse6 .cse4) (or .cse0 .cse1 .cse8 .cse4))) [2018-12-09 00:20:45,253 INFO L444 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse9)) (.cse2 (<= 3 ~waterLevel~0)) (.cse1 (and (< ~waterLevel~0 2) .cse9)) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse8 .cse0 .cse4 .cse2 .cse1 .cse3) (or .cse8 .cse6 .cse7 .cse3)))) [2018-12-09 00:20:45,253 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-12-09 00:20:45,253 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (<= 3 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse1 .cse2 .cse4 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3))) [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and (< ~waterLevel~0 3) .cse10)) (.cse2 (<= 3 |old(~waterLevel~0)|)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and .cse9 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse0 .cse4 .cse2 .cse7 .cse3) (or (or .cse0 (<= 2 |old(~waterLevel~0)|) .cse1 .cse3) (< ~waterLevel~0 2)) (or .cse4 .cse2 .cse7 .cse3 .cse8) (or .cse5 .cse9 .cse7 .cse3 .cse8) (or .cse5 .cse1 .cse3 .cse8 .cse6)))) [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-12-09 00:20:45,254 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2018-12-09 00:20:45,254 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2018-12-09 00:20:45,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:20:45 BoogieIcfgContainer [2018-12-09 00:20:45,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:20:45,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:20:45,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:20:45,263 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:20:45,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:20:34" (3/4) ... [2018-12-09 00:20:45,266 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:20:45,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 00:20:45,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 00:20:45,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:20:45,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 00:20:45,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 00:20:45,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:20:45,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 00:20:45,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 00:20:45,276 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-09 00:20:45,276 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 00:20:45,276 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 00:20:45,277 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 00:20:45,277 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:20:45,277 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:20:45,296 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && waterLevel < 3) && methaneLevelCritical == 1) && splverifierCounter == 0) || !(systemActive == 1)) || (((0 == methaneLevelCritical && waterLevel < 3) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((waterLevel < 3 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) [2018-12-09 00:20:45,296 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 00:20:45,326 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_035b4fc1-88ad-464d-8aa5-e49087687b0b/bin-2019/utaipan/witness.graphml [2018-12-09 00:20:45,326 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:20:45,327 INFO L168 Benchmark]: Toolchain (without parser) took 11441.69 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 739.8 MB). Free memory was 952.4 MB in the beginning and 1.5 GB in the end (delta: -579.5 MB). Peak memory consumption was 160.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:45,327 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:20:45,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:45,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:20:45,328 INFO L168 Benchmark]: Boogie Preprocessor took 21.51 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. [2018-12-09 00:20:45,328 INFO L168 Benchmark]: RCFGBuilder took 316.71 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: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:45,328 INFO L168 Benchmark]: TraceAbstraction took 10713.67 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 597.7 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -483.3 MB). Peak memory consumption was 765.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:45,328 INFO L168 Benchmark]: Witness Printer took 63.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:45,329 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.51 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 316.71 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: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10713.67 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 597.7 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -483.3 MB). Peak memory consumption was 765.0 MB. Max. memory is 11.5 GB. * Witness Printer took 63.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && waterLevel < 3) && methaneLevelCritical == 1) && splverifierCounter == 0) || !(systemActive == 1)) || (((0 == methaneLevelCritical && waterLevel < 3) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((waterLevel < 3 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 159 locations, 1 error locations. SAFE Result, 10.6s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2415 SDtfs, 2127 SDslu, 7828 SDs, 0 SdLazy, 2311 SolverSat, 774 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 938 GetRequests, 804 SyntacticMatches, 15 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1658occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 3 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 270 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3326 PreInvPairs, 3545 NumberOfFragments, 3032 HoareAnnotationTreeSize, 3326 FomulaSimplifications, 5636 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 65 FomulaSimplificationsInter, 31781 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1975 ConstructedInterpolants, 0 QuantifiedInterpolants, 398807 SizeOfPredicates, 17 NumberOfNonLiveVariables, 2445 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 181/195 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...