./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21b7318e0534e2795ffc81aa5194a01e66c6f479 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:17:11,250 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:17:11,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:17:11,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:17:11,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:17:11,261 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:17:11,262 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:17:11,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:17:11,265 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:17:11,266 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:17:11,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:17:11,267 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:17:11,268 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:17:11,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:17:11,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:17:11,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:17:11,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:17:11,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:17:11,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:17:11,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:17:11,277 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:17:11,278 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:17:11,280 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:17:11,281 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:17:11,281 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:17:11,282 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:17:11,283 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:17:11,284 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:17:11,284 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:17:11,285 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:17:11,286 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:17:11,286 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:17:11,286 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:17:11,287 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:17:11,287 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:17:11,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:17:11,288 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 09:17:11,301 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:17:11,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:17:11,302 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:17:11,302 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:17:11,302 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:17:11,302 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:17:11,303 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 09:17:11,303 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:17:11,303 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:17:11,303 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:17:11,303 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:17:11,303 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:17:11,304 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:17:11,305 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:17:11,305 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:17:11,305 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:17:11,305 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:17:11,305 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:17:11,305 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:17:11,305 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:17:11,306 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:17:11,306 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 09:17:11,306 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:17:11,306 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:17:11,306 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer 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 -> Automizer 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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-11-23 09:17:11,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:17:11,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:17:11,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:17:11,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:17:11,351 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:17:11,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-23 09:17:11,401 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/data/121fdd7be/4c194972b2d14ee3a9866ea3fdca2145/FLAG55401575e [2018-11-23 09:17:11,799 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:17:11,800 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-23 09:17:11,813 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/data/121fdd7be/4c194972b2d14ee3a9866ea3fdca2145/FLAG55401575e [2018-11-23 09:17:11,827 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/data/121fdd7be/4c194972b2d14ee3a9866ea3fdca2145 [2018-11-23 09:17:11,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:17:11,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:17:11,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:17:11,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:17:11,835 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:17:11,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:11" (1/1) ... [2018-11-23 09:17:11,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d722fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:11, skipping insertion in model container [2018-11-23 09:17:11,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:11" (1/1) ... [2018-11-23 09:17:11,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:17:11,883 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:17:12,126 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:17:12,136 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:17:12,272 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:17:12,301 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:17:12,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12 WrapperNode [2018-11-23 09:17:12,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:17:12,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:17:12,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:17:12,303 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:17:12,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:17:12,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:17:12,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:17:12,330 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:17:12,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2018-11-23 09:17:12,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:17:12,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:17:12,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:17:12,369 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:17:12,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:17:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 09:17:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 09:17:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:17:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:17:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 09:17:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 09:17:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 09:17:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 09:17:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:17:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 09:17:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 09:17:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 09:17:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 09:17:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 09:17:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 09:17:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 09:17:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 09:17:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 09:17:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 09:17:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:17:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:17:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 09:17:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 09:17:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 09:17:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 09:17:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 09:17:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 09:17:12,428 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 09:17:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 09:17:12,428 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 09:17:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 09:17:12,428 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 09:17:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 09:17:12,428 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 09:17:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 09:17:12,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:17:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:17:12,429 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 09:17:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 09:17:12,429 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 09:17:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 09:17:12,429 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 09:17:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 09:17:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 09:17:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 09:17:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 09:17:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 09:17:12,430 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 09:17:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 09:17:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 09:17:12,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 09:17:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 09:17:12,431 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 09:17:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:17:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:17:12,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:17:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 09:17:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 09:17:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 09:17:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 09:17:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:17:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:17:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-23 09:17:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-23 09:17:12,935 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:17:12,936 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 09:17:12,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:12 BoogieIcfgContainer [2018-11-23 09:17:12,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:17:12,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:17:12,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:17:12,939 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:17:12,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:17:11" (1/3) ... [2018-11-23 09:17:12,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447174b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:12, skipping insertion in model container [2018-11-23 09:17:12,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (2/3) ... [2018-11-23 09:17:12,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447174b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:12, skipping insertion in model container [2018-11-23 09:17:12,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:12" (3/3) ... [2018-11-23 09:17:12,943 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-23 09:17:12,951 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:17:12,960 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:17:12,972 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:17:13,002 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 09:17:13,002 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:17:13,002 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:17:13,003 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:17:13,003 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:17:13,003 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:17:13,003 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:17:13,003 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:17:13,003 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:17:13,023 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-11-23 09:17:13,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 09:17:13,031 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:13,032 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] [2018-11-23 09:17:13,035 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:13,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:13,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1147007446, now seen corresponding path program 1 times [2018-11-23 09:17:13,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:13,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:13,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:13,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:13,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:13,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 09:17:13,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 09:17:13,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 09:17:13,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 09:17:13,307 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-11-23 09:17:13,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:13,352 INFO L93 Difference]: Finished difference Result 300 states and 369 transitions. [2018-11-23 09:17:13,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 09:17:13,353 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 09:17:13,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:13,367 INFO L225 Difference]: With dead ends: 300 [2018-11-23 09:17:13,368 INFO L226 Difference]: Without dead ends: 150 [2018-11-23 09:17:13,372 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 [2018-11-23 09:17:13,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-11-23 09:17:13,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-23 09:17:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-23 09:17:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2018-11-23 09:17:13,432 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 46 [2018-11-23 09:17:13,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:13,432 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2018-11-23 09:17:13,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 09:17:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2018-11-23 09:17:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 09:17:13,435 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:13,436 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] [2018-11-23 09:17:13,436 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:13,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:13,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1325406956, now seen corresponding path program 1 times [2018-11-23 09:17:13,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:13,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:13,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:13,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:13,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:13,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:17:13,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:17:13,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:17:13,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:17:13,529 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2018-11-23 09:17:13,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:13,556 INFO L93 Difference]: Finished difference Result 239 states and 279 transitions. [2018-11-23 09:17:13,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:17:13,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 09:17:13,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:13,561 INFO L225 Difference]: With dead ends: 239 [2018-11-23 09:17:13,561 INFO L226 Difference]: Without dead ends: 141 [2018-11-23 09:17:13,562 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 [2018-11-23 09:17:13,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-23 09:17:13,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-23 09:17:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-23 09:17:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2018-11-23 09:17:13,579 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 47 [2018-11-23 09:17:13,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:13,580 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2018-11-23 09:17:13,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:17:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2018-11-23 09:17:13,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:17:13,583 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:13,583 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] [2018-11-23 09:17:13,584 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:13,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:13,584 INFO L82 PathProgramCache]: Analyzing trace with hash -534330577, now seen corresponding path program 1 times [2018-11-23 09:17:13,584 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:13,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:13,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:13,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:13,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:13,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:13,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 09:17:13,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 09:17:13,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 09:17:13,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:17:13,730 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 7 states. [2018-11-23 09:17:14,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:14,310 INFO L93 Difference]: Finished difference Result 425 states and 512 transitions. [2018-11-23 09:17:14,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 09:17:14,311 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-23 09:17:14,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:14,315 INFO L225 Difference]: With dead ends: 425 [2018-11-23 09:17:14,315 INFO L226 Difference]: Without dead ends: 308 [2018-11-23 09:17:14,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:17:14,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-11-23 09:17:14,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 296. [2018-11-23 09:17:14,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-11-23 09:17:14,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 356 transitions. [2018-11-23 09:17:14,358 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 356 transitions. Word has length 52 [2018-11-23 09:17:14,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:14,358 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 356 transitions. [2018-11-23 09:17:14,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 09:17:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 356 transitions. [2018-11-23 09:17:14,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 09:17:14,361 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:14,362 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] [2018-11-23 09:17:14,362 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:14,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:14,362 INFO L82 PathProgramCache]: Analyzing trace with hash -408331355, now seen corresponding path program 1 times [2018-11-23 09:17:14,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:14,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:14,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:14,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:14,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:14,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:14,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:14,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:17:14,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:17:14,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:17:14,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:17:14,487 INFO L87 Difference]: Start difference. First operand 296 states and 356 transitions. Second operand 6 states. [2018-11-23 09:17:14,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:14,702 INFO L93 Difference]: Finished difference Result 825 states and 1016 transitions. [2018-11-23 09:17:14,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 09:17:14,703 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-23 09:17:14,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:14,709 INFO L225 Difference]: With dead ends: 825 [2018-11-23 09:17:14,709 INFO L226 Difference]: Without dead ends: 553 [2018-11-23 09:17:14,715 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:17:14,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-23 09:17:14,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2018-11-23 09:17:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2018-11-23 09:17:14,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 662 transitions. [2018-11-23 09:17:14,770 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 662 transitions. Word has length 57 [2018-11-23 09:17:14,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:14,771 INFO L480 AbstractCegarLoop]: Abstraction has 547 states and 662 transitions. [2018-11-23 09:17:14,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:17:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 662 transitions. [2018-11-23 09:17:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 09:17:14,774 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:14,774 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] [2018-11-23 09:17:14,774 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:14,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:14,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1423719401, now seen corresponding path program 1 times [2018-11-23 09:17:14,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:14,775 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:14,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:14,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:14,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:14,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:14,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:14,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 09:17:14,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 09:17:14,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 09:17:14,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:17:14,881 INFO L87 Difference]: Start difference. First operand 547 states and 662 transitions. Second operand 7 states. [2018-11-23 09:17:15,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:15,525 INFO L93 Difference]: Finished difference Result 1406 states and 1819 transitions. [2018-11-23 09:17:15,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 09:17:15,526 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-23 09:17:15,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:15,531 INFO L225 Difference]: With dead ends: 1406 [2018-11-23 09:17:15,531 INFO L226 Difference]: Without dead ends: 883 [2018-11-23 09:17:15,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 09:17:15,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2018-11-23 09:17:15,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 785. [2018-11-23 09:17:15,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-11-23 09:17:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 947 transitions. [2018-11-23 09:17:15,584 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 947 transitions. Word has length 61 [2018-11-23 09:17:15,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:15,585 INFO L480 AbstractCegarLoop]: Abstraction has 785 states and 947 transitions. [2018-11-23 09:17:15,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 09:17:15,585 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 947 transitions. [2018-11-23 09:17:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 09:17:15,588 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:15,588 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] [2018-11-23 09:17:15,588 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:15,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:15,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1372644600, now seen corresponding path program 1 times [2018-11-23 09:17:15,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:15,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:15,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:15,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:17:15,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:15,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:17:15,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:17:15,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:17:15,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:17:15,670 INFO L87 Difference]: Start difference. First operand 785 states and 947 transitions. Second operand 6 states. [2018-11-23 09:17:15,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:15,728 INFO L93 Difference]: Finished difference Result 1574 states and 1958 transitions. [2018-11-23 09:17:15,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 09:17:15,729 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-23 09:17:15,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:15,733 INFO L225 Difference]: With dead ends: 1574 [2018-11-23 09:17:15,733 INFO L226 Difference]: Without dead ends: 813 [2018-11-23 09:17:15,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:17:15,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-11-23 09:17:15,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 805. [2018-11-23 09:17:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-11-23 09:17:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-11-23 09:17:15,770 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 99 [2018-11-23 09:17:15,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:15,771 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-11-23 09:17:15,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:17:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-11-23 09:17:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 09:17:15,773 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:15,773 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] [2018-11-23 09:17:15,774 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:15,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:15,774 INFO L82 PathProgramCache]: Analyzing trace with hash -479158262, now seen corresponding path program 1 times [2018-11-23 09:17:15,774 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:15,774 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:15,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:15,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:17:15,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:15,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 09:17:15,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 09:17:15,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 09:17:15,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 09:17:15,879 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 8 states. [2018-11-23 09:17:15,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:15,927 INFO L93 Difference]: Finished difference Result 1614 states and 1998 transitions. [2018-11-23 09:17:15,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 09:17:15,928 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-23 09:17:15,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:15,932 INFO L225 Difference]: With dead ends: 1614 [2018-11-23 09:17:15,932 INFO L226 Difference]: Without dead ends: 833 [2018-11-23 09:17:15,934 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 09:17:15,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-11-23 09:17:15,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 821. [2018-11-23 09:17:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-11-23 09:17:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 983 transitions. [2018-11-23 09:17:15,969 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 983 transitions. Word has length 99 [2018-11-23 09:17:15,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:15,969 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 983 transitions. [2018-11-23 09:17:15,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 09:17:15,970 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 983 transitions. [2018-11-23 09:17:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 09:17:15,972 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:15,972 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] [2018-11-23 09:17:15,972 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:15,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:15,973 INFO L82 PathProgramCache]: Analyzing trace with hash -486917621, now seen corresponding path program 1 times [2018-11-23 09:17:15,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:15,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:15,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:15,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:17:16,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:16,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 09:17:16,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 09:17:16,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 09:17:16,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:17:16,065 INFO L87 Difference]: Start difference. First operand 821 states and 983 transitions. Second operand 4 states. [2018-11-23 09:17:16,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:16,272 INFO L93 Difference]: Finished difference Result 2603 states and 3266 transitions. [2018-11-23 09:17:16,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 09:17:16,273 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-23 09:17:16,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:16,279 INFO L225 Difference]: With dead ends: 2603 [2018-11-23 09:17:16,279 INFO L226 Difference]: Without dead ends: 1806 [2018-11-23 09:17:16,282 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:17:16,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2018-11-23 09:17:16,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1775. [2018-11-23 09:17:16,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2018-11-23 09:17:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2179 transitions. [2018-11-23 09:17:16,363 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2179 transitions. Word has length 99 [2018-11-23 09:17:16,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:16,364 INFO L480 AbstractCegarLoop]: Abstraction has 1775 states and 2179 transitions. [2018-11-23 09:17:16,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 09:17:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2179 transitions. [2018-11-23 09:17:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 09:17:16,367 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:16,367 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] [2018-11-23 09:17:16,367 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:16,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:16,368 INFO L82 PathProgramCache]: Analyzing trace with hash 379357745, now seen corresponding path program 1 times [2018-11-23 09:17:16,368 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:16,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:16,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:16,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:16,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 09:17:16,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:17:16,500 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/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 [2018-11-23 09:17:16,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:16,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:17:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:17:16,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:17:16,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 09:17:16,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 09:17:16,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 09:17:16,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 09:17:16,946 INFO L87 Difference]: Start difference. First operand 1775 states and 2179 transitions. Second operand 19 states. [2018-11-23 09:17:17,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:17,850 INFO L93 Difference]: Finished difference Result 3496 states and 4338 transitions. [2018-11-23 09:17:17,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 09:17:17,851 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-23 09:17:17,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:17,858 INFO L225 Difference]: With dead ends: 3496 [2018-11-23 09:17:17,858 INFO L226 Difference]: Without dead ends: 1745 [2018-11-23 09:17:17,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 09:17:17,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2018-11-23 09:17:17,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1745. [2018-11-23 09:17:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2018-11-23 09:17:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2097 transitions. [2018-11-23 09:17:17,943 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2097 transitions. Word has length 103 [2018-11-23 09:17:17,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:17,944 INFO L480 AbstractCegarLoop]: Abstraction has 1745 states and 2097 transitions. [2018-11-23 09:17:17,944 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 09:17:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2097 transitions. [2018-11-23 09:17:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 09:17:17,950 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:17,950 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:17:17,950 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:17,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:17,951 INFO L82 PathProgramCache]: Analyzing trace with hash 788815529, now seen corresponding path program 1 times [2018-11-23 09:17:17,951 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:17,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:17,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:17,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:17,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 09:17:18,086 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:17:18,087 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/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 [2018-11-23 09:17:18,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:18,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:17:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:17:18,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:17:18,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-23 09:17:18,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 09:17:18,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 09:17:18,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-23 09:17:18,314 INFO L87 Difference]: Start difference. First operand 1745 states and 2097 transitions. Second operand 14 states. [2018-11-23 09:17:19,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:19,782 INFO L93 Difference]: Finished difference Result 5588 states and 7663 transitions. [2018-11-23 09:17:19,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-23 09:17:19,783 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 157 [2018-11-23 09:17:19,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:19,800 INFO L225 Difference]: With dead ends: 5588 [2018-11-23 09:17:19,800 INFO L226 Difference]: Without dead ends: 4191 [2018-11-23 09:17:19,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-23 09:17:19,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2018-11-23 09:17:19,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 3431. [2018-11-23 09:17:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3431 states. [2018-11-23 09:17:19,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4153 transitions. [2018-11-23 09:17:19,987 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4153 transitions. Word has length 157 [2018-11-23 09:17:19,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:19,987 INFO L480 AbstractCegarLoop]: Abstraction has 3431 states and 4153 transitions. [2018-11-23 09:17:19,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 09:17:19,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4153 transitions. [2018-11-23 09:17:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 09:17:19,991 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:17:19,991 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:17:19,991 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:17:19,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:17:19,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1063575143, now seen corresponding path program 1 times [2018-11-23 09:17:19,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:17:19,992 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:17:19,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:19,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:17:19,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:17:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:17:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 09:17:20,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:17:20,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 09:17:20,107 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 09:17:20,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 09:17:20,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:17:20,107 INFO L87 Difference]: Start difference. First operand 3431 states and 4153 transitions. Second operand 9 states. [2018-11-23 09:17:20,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:17:20,212 INFO L93 Difference]: Finished difference Result 4423 states and 5351 transitions. [2018-11-23 09:17:20,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 09:17:20,213 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-23 09:17:20,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:17:20,214 INFO L225 Difference]: With dead ends: 4423 [2018-11-23 09:17:20,214 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 09:17:20,221 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 [2018-11-23 09:17:20,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 09:17:20,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 09:17:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 09:17:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 09:17:20,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-23 09:17:20,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:17:20,223 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:17:20,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 09:17:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:17:20,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:17:20,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 09:17:20,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:20,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:17:21,426 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 18 [2018-11-23 09:17:21,658 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2018-11-23 09:17:21,793 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2018-11-23 09:17:22,152 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-23 09:17:22,266 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2018-11-23 09:17:22,477 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-23 09:17:22,665 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 30 [2018-11-23 09:17:22,984 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 30 [2018-11-23 09:17:23,356 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2018-11-23 09:17:23,622 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2018-11-23 09:17:23,790 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 28 [2018-11-23 09:17:24,236 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 34 [2018-11-23 09:17:24,969 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-11-23 09:17:25,275 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 35 [2018-11-23 09:17:25,316 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2018-11-23 09:17:25,316 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2018-11-23 09:17:25,316 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2018-11-23 09:17:25,316 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2018-11-23 09:17:25,316 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2018-11-23 09:17:25,317 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-23 09:17:25,317 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-23 09:17:25,317 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,317 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,317 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,317 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,321 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-23 09:17:25,321 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-23 09:17:25,321 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,322 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,322 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-23 09:17:25,322 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2018-11-23 09:17:25,322 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< ~waterLevel~0 2)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 (or .cse4 .cse5 .cse6)) (or (or .cse0 .cse4 .cse5) .cse3) (or (or .cse0 .cse1 .cse5) .cse2) (or .cse2 .cse1 (< ~waterLevel~0 1) .cse6)))) [2018-11-23 09:17:25,322 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse5 (< ~waterLevel~0 1) .cse3) (or .cse4 .cse5 .cse2))) [2018-11-23 09:17:25,322 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2018-11-23 09:17:25,322 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L451 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2018-11-23 09:17:25,323 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2018-11-23 09:17:25,324 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,324 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2018-11-23 09:17:25,324 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L451 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2018-11-23 09:17:25,324 INFO L448 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2018-11-23 09:17:25,324 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-23 09:17:25,325 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2018-11-23 09:17:25,325 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2018-11-23 09:17:25,325 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (and (= processEnvironment_~tmp~7 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or .cse5 .cse2 (< ~waterLevel~0 2) .cse4) (or .cse1 .cse5 .cse2 .cse3))) [2018-11-23 09:17:25,325 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-11-23 09:17:25,325 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2018-11-23 09:17:25,326 INFO L448 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-23 09:17:25,326 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-11-23 09:17:25,326 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2018-11-23 09:17:25,326 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-23 09:17:25,327 INFO L444 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:17:25,327 INFO L448 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2018-11-23 09:17:25,327 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:17:25,327 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-11-23 09:17:25,327 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2018-11-23 09:17:25,327 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2018-11-23 09:17:25,327 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2018-11-23 09:17:25,327 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2018-11-23 09:17:25,327 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2018-11-23 09:17:25,328 INFO L444 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-23 09:17:25,328 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,328 INFO L448 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-11-23 09:17:25,328 INFO L444 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse3 .cse4 .cse2))) [2018-11-23 09:17:25,328 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-11-23 09:17:25,328 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2018-11-23 09:17:25,328 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 09:17:25,328 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-11-23 09:17:25,328 INFO L448 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2018-11-23 09:17:25,329 INFO L444 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 09:17:25,329 INFO L444 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 09:17:25,329 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-11-23 09:17:25,329 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2018-11-23 09:17:25,329 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-11-23 09:17:25,329 INFO L444 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:17:25,332 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-23 09:17:25,332 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2018-11-23 09:17:25,332 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-11-23 09:17:25,333 INFO L444 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:17:25,334 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L451 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-11-23 09:17:25,334 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2018-11-23 09:17:25,334 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse0 .cse3 .cse2)) (or (or (= ~systemActive~0 0) .cse3 .cse2) .cse1))) [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L448 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2018-11-23 09:17:25,335 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse1 .cse3 .cse4) .cse0) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (or .cse3 .cse4 .cse5) .cse0) (or .cse0 (or .cse2 .cse4 .cse5)))) [2018-11-23 09:17:25,336 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2018-11-23 09:17:25,336 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-11-23 09:17:25,336 INFO L444 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~systemActive~0 0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse1 .cse4) .cse2) (or (and (not .cse5) .cse6) .cse2 (or .cse1 .cse4 .cse7)) (or .cse8 (or .cse0 .cse5 .cse4)) (or .cse1 .cse2 .cse3 .cse7) (or (or .cse5 .cse4 .cse7) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-11-23 09:17:25,336 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2018-11-23 09:17:25,336 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or .cse4 .cse5 .cse6) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-11-23 09:17:25,336 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-23 09:17:25,336 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-23 09:17:25,336 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-23 09:17:25,337 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-23 09:17:25,337 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-23 09:17:25,337 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-23 09:17:25,337 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-23 09:17:25,337 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-23 09:17:25,337 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-23 09:17:25,337 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-23 09:17:25,337 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-23 09:17:25,339 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:17:25,339 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)) [2018-11-23 09:17:25,339 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:17:25,339 INFO L448 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-11-23 09:17:25,340 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-23 09:17:25,340 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-11-23 09:17:25,340 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2018-11-23 09:17:25,340 INFO L444 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< ~waterLevel~0 1)))) [2018-11-23 09:17:25,340 INFO L448 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2018-11-23 09:17:25,340 INFO L444 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (< ~waterLevel~0 1)) (or (or .cse0 .cse1 (< ~waterLevel~0 2) .cse3) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3 .cse2))) [2018-11-23 09:17:25,340 INFO L444 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 (or .cse2 .cse3 .cse4 .cse6)))) [2018-11-23 09:17:25,340 INFO L448 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-11-23 09:17:25,341 INFO L444 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-23 09:17:25,341 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2018-11-23 09:17:25,341 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2018-11-23 09:17:25,341 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2018-11-23 09:17:25,341 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2018-11-23 09:17:25,341 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2018-11-23 09:17:25,341 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-11-23 09:17:25,341 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (< ~waterLevel~0 1)) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L444 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-11-23 09:17:25,342 INFO L448 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2018-11-23 09:17:25,343 INFO L451 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2018-11-23 09:17:25,343 INFO L448 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-11-23 09:17:25,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:17:25 BoogieIcfgContainer [2018-11-23 09:17:25,362 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 09:17:25,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:17:25,362 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:17:25,363 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:17:25,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:12" (3/4) ... [2018-11-23 09:17:25,367 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 09:17:25,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 09:17:25,384 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 09:17:25,385 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 09:17:25,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:17:25,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 09:17:25,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 09:17:25,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 09:17:25,386 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-23 09:17:25,396 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 09:17:25,396 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 09:17:25,397 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 09:17:25,397 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 09:17:25,397 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 09:17:25,398 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:17:25,398 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:17:25,425 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 09:17:25,425 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 09:17:25,470 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_132c818b-5e4f-4c6d-b299-73ee60f70a78/bin-2019/uautomizer/witness.graphml [2018-11-23 09:17:25,470 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:17:25,471 INFO L168 Benchmark]: Toolchain (without parser) took 13641.07 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 406.8 MB). Free memory was 957.5 MB in the beginning and 936.9 MB in the end (delta: 20.7 MB). Peak memory consumption was 427.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,472 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:17:25,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.01 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. [2018-11-23 09:17:25,472 INFO L168 Benchmark]: Boogie Preprocessor took 38.62 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,473 INFO L168 Benchmark]: RCFGBuilder took 567.70 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: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,473 INFO L168 Benchmark]: TraceAbstraction took 12425.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.5 MB). Free memory was 1.1 GB in the beginning and 937.6 MB in the end (delta: 134.9 MB). Peak memory consumption was 532.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,473 INFO L168 Benchmark]: Witness Printer took 108.25 ms. Allocated memory is still 1.4 GB. Free memory was 937.6 MB in the beginning and 936.9 MB in the end (delta: 694.3 kB). Peak memory consumption was 694.3 kB. Max. memory is 11.5 GB. [2018-11-23 09:17:25,475 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 470.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.01 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 38.62 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 567.70 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: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12425.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 259.5 MB). Free memory was 1.1 GB in the beginning and 937.6 MB in the end (delta: 134.9 MB). Peak memory consumption was 532.9 MB. Max. memory is 11.5 GB. * Witness Printer took 108.25 ms. Allocated memory is still 1.4 GB. Free memory was 937.6 MB in the beginning and 936.9 MB in the end (delta: 694.3 kB). Peak memory consumption was 694.3 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 163 locations, 1 error locations. SAFE Result, 12.3s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2207 SDtfs, 2160 SDslu, 7290 SDs, 0 SdLazy, 3514 SolverSat, 906 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3431occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 927 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 4533 PreInvPairs, 4738 NumberOfFragments, 2258 HoareAnnotationTreeSize, 4533 FomulaSimplifications, 12455 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 19461 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 224986 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1642 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...