./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:00:32,286 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:00:32,287 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:00:32,297 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:00:32,297 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:00:32,298 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:00:32,299 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:00:32,300 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:00:32,302 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:00:32,302 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:00:32,303 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:00:32,303 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:00:32,304 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:00:32,305 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:00:32,306 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:00:32,306 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:00:32,307 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:00:32,308 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:00:32,309 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:00:32,310 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:00:32,311 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:00:32,311 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:00:32,313 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:00:32,313 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:00:32,313 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:00:32,314 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:00:32,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:00:32,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:00:32,316 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:00:32,317 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:00:32,317 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:00:32,317 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:00:32,318 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:00:32,318 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:00:32,319 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:00:32,319 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:00:32,319 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:00:32,328 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:00:32,328 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:00:32,329 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:00:32,329 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:00:32,330 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:00:32,330 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:00:32,330 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:00:32,330 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:00:32,331 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:00:32,332 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:00:32,332 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:00:32,332 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:00:32,332 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:00:32,332 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:00:32,333 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:00:32,333 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:00:32,333 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:00:32,333 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:00:32,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:00:32,334 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:00:32,334 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:00:32,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:00:32,334 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:00:32,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:00:32,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:00:32,335 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_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2018-11-28 12:00:32,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:00:32,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:00:32,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:00:32,371 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:00:32,371 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:00:32,371 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-28 12:00:32,408 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/data/28ba625b4/abdecd272d1745648dc497379718524a/FLAG982d1d9d0 [2018-11-28 12:00:32,842 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:00:32,843 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-28 12:00:32,852 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/data/28ba625b4/abdecd272d1745648dc497379718524a/FLAG982d1d9d0 [2018-11-28 12:00:32,860 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/data/28ba625b4/abdecd272d1745648dc497379718524a [2018-11-28 12:00:32,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:00:32,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:00:32,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:00:32,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:00:32,866 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:00:32,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:00:32" (1/1) ... [2018-11-28 12:00:32,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:32, skipping insertion in model container [2018-11-28 12:00:32,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:00:32" (1/1) ... [2018-11-28 12:00:32,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:00:32,900 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:00:33,069 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:00:33,129 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:00:33,183 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:00:33,200 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:00:33,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33 WrapperNode [2018-11-28 12:00:33,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:00:33,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:00:33,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:00:33,201 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:00:33,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:00:33,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:00:33,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:00:33,231 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:00:33,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... [2018-11-28 12:00:33,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:00:33,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:00:33,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:00:33,264 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:00:33,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/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 [2018-11-28 12:00:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:00:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:00:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:00:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:00:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:00:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:00:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:00:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:00:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:00:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:00:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:00:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:00:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:00:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:00:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:00:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:00:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:00:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:00:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:00:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:00:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:00:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:00:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:00:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:00:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:00:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:00:33,320 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:00:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:00:33,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:00:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:00:33,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:00:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:00:33,320 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:00:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:00:33,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:00:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:00:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:00:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 12:00:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 12:00:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:00:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:00:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:00:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:00:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:00:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:00:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:00:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:00:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:00:33,717 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:00:33,717 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:00:33,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:00:33 BoogieIcfgContainer [2018-11-28 12:00:33,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:00:33,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:00:33,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:00:33,721 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:00:33,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:00:32" (1/3) ... [2018-11-28 12:00:33,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5431e249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:00:33, skipping insertion in model container [2018-11-28 12:00:33,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:00:33" (2/3) ... [2018-11-28 12:00:33,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5431e249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:00:33, skipping insertion in model container [2018-11-28 12:00:33,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:00:33" (3/3) ... [2018-11-28 12:00:33,724 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-28 12:00:33,733 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:00:33,739 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:00:33,753 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:00:33,780 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:00:33,780 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:00:33,780 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:00:33,780 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:00:33,781 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:00:33,781 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:00:33,781 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:00:33,781 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:00:33,781 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:00:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-11-28 12:00:33,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 12:00:33,804 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:33,805 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:33,807 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:33,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:33,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2057341434, now seen corresponding path program 1 times [2018-11-28 12:00:33,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:33,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:33,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:33,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:33,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:33,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:33,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:33,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:00:33,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:00:34,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:00:34,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:00:34,008 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2018-11-28 12:00:34,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:34,036 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2018-11-28 12:00:34,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:00:34,037 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 12:00:34,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:34,044 INFO L225 Difference]: With dead ends: 266 [2018-11-28 12:00:34,045 INFO L226 Difference]: Without dead ends: 135 [2018-11-28 12:00:34,047 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 [2018-11-28 12:00:34,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-28 12:00:34,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-28 12:00:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-28 12:00:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2018-11-28 12:00:34,088 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 51 [2018-11-28 12:00:34,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:34,088 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2018-11-28 12:00:34,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:00:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2018-11-28 12:00:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:00:34,090 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:34,091 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] [2018-11-28 12:00:34,091 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:34,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:34,091 INFO L82 PathProgramCache]: Analyzing trace with hash 886643026, now seen corresponding path program 1 times [2018-11-28 12:00:34,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:34,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:34,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:34,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:34,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:34,181 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:00:34,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:00:34,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:00:34,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:00:34,183 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 3 states. [2018-11-28 12:00:34,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:34,203 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2018-11-28 12:00:34,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:00:34,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 12:00:34,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:34,207 INFO L225 Difference]: With dead ends: 215 [2018-11-28 12:00:34,208 INFO L226 Difference]: Without dead ends: 126 [2018-11-28 12:00:34,209 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 [2018-11-28 12:00:34,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-28 12:00:34,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-28 12:00:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-28 12:00:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2018-11-28 12:00:34,218 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 52 [2018-11-28 12:00:34,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:34,218 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2018-11-28 12:00:34,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:00:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2018-11-28 12:00:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 12:00:34,219 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:34,219 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] [2018-11-28 12:00:34,219 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:34,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:34,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1831062250, now seen corresponding path program 1 times [2018-11-28 12:00:34,220 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:34,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:34,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:34,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:34,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:34,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:00:34,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:00:34,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:00:34,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:00:34,335 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 7 states. [2018-11-28 12:00:34,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:34,533 INFO L93 Difference]: Finished difference Result 224 states and 269 transitions. [2018-11-28 12:00:34,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:00:34,534 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-28 12:00:34,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:34,535 INFO L225 Difference]: With dead ends: 224 [2018-11-28 12:00:34,535 INFO L226 Difference]: Without dead ends: 126 [2018-11-28 12:00:34,536 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:00:34,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-28 12:00:34,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-28 12:00:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-28 12:00:34,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2018-11-28 12:00:34,545 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 56 [2018-11-28 12:00:34,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:34,546 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2018-11-28 12:00:34,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:00:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2018-11-28 12:00:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-28 12:00:34,549 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:34,549 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:34,549 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:34,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:34,550 INFO L82 PathProgramCache]: Analyzing trace with hash -50523387, now seen corresponding path program 1 times [2018-11-28 12:00:34,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:34,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:34,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:34,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:34,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:34,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:00:34,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:00:34,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:00:34,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:00:34,635 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 5 states. [2018-11-28 12:00:34,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:34,915 INFO L93 Difference]: Finished difference Result 327 states and 398 transitions. [2018-11-28 12:00:34,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:00:34,916 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2018-11-28 12:00:34,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:34,919 INFO L225 Difference]: With dead ends: 327 [2018-11-28 12:00:34,920 INFO L226 Difference]: Without dead ends: 229 [2018-11-28 12:00:34,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:00:34,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-28 12:00:34,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 211. [2018-11-28 12:00:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-11-28 12:00:34,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 243 transitions. [2018-11-28 12:00:34,941 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 243 transitions. Word has length 69 [2018-11-28 12:00:34,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:34,942 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 243 transitions. [2018-11-28 12:00:34,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:00:34,942 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2018-11-28 12:00:34,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-28 12:00:34,945 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:34,945 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:34,945 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:34,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:34,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1952348736, now seen corresponding path program 1 times [2018-11-28 12:00:34,945 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:34,946 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:34,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:34,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:35,012 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:35,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:00:35,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:00:35,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:00:35,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:00:35,013 INFO L87 Difference]: Start difference. First operand 211 states and 243 transitions. Second operand 6 states. [2018-11-28 12:00:35,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:35,134 INFO L93 Difference]: Finished difference Result 559 states and 665 transitions. [2018-11-28 12:00:35,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:00:35,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2018-11-28 12:00:35,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:35,139 INFO L225 Difference]: With dead ends: 559 [2018-11-28 12:00:35,139 INFO L226 Difference]: Without dead ends: 376 [2018-11-28 12:00:35,140 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 [2018-11-28 12:00:35,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2018-11-28 12:00:35,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 370. [2018-11-28 12:00:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-11-28 12:00:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 426 transitions. [2018-11-28 12:00:35,168 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 426 transitions. Word has length 83 [2018-11-28 12:00:35,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:35,169 INFO L480 AbstractCegarLoop]: Abstraction has 370 states and 426 transitions. [2018-11-28 12:00:35,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:00:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 426 transitions. [2018-11-28 12:00:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 12:00:35,171 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:35,171 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:35,171 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:35,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:35,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1133774980, now seen corresponding path program 1 times [2018-11-28 12:00:35,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:35,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:35,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:35,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:35,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:35,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:35,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:00:35,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:00:35,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:00:35,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:00:35,280 INFO L87 Difference]: Start difference. First operand 370 states and 426 transitions. Second operand 7 states. [2018-11-28 12:00:35,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:35,881 INFO L93 Difference]: Finished difference Result 741 states and 876 transitions. [2018-11-28 12:00:35,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:00:35,882 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2018-11-28 12:00:35,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:35,884 INFO L225 Difference]: With dead ends: 741 [2018-11-28 12:00:35,884 INFO L226 Difference]: Without dead ends: 399 [2018-11-28 12:00:35,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:00:35,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-11-28 12:00:35,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 369. [2018-11-28 12:00:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-11-28 12:00:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 423 transitions. [2018-11-28 12:00:35,906 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 423 transitions. Word has length 87 [2018-11-28 12:00:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:35,906 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 423 transitions. [2018-11-28 12:00:35,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:00:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 423 transitions. [2018-11-28 12:00:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 12:00:35,908 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:35,908 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] [2018-11-28 12:00:35,908 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:35,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:35,908 INFO L82 PathProgramCache]: Analyzing trace with hash 342193107, now seen corresponding path program 1 times [2018-11-28 12:00:35,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:35,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:35,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:35,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:35,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:00:35,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:35,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:00:35,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:00:35,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:00:35,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:00:35,971 INFO L87 Difference]: Start difference. First operand 369 states and 423 transitions. Second operand 6 states. [2018-11-28 12:00:36,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:36,011 INFO L93 Difference]: Finished difference Result 724 states and 850 transitions. [2018-11-28 12:00:36,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:00:36,012 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-28 12:00:36,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:36,014 INFO L225 Difference]: With dead ends: 724 [2018-11-28 12:00:36,014 INFO L226 Difference]: Without dead ends: 383 [2018-11-28 12:00:36,015 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 [2018-11-28 12:00:36,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-11-28 12:00:36,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-11-28 12:00:36,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-28 12:00:36,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 433 transitions. [2018-11-28 12:00:36,029 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 433 transitions. Word has length 103 [2018-11-28 12:00:36,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:36,030 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 433 transitions. [2018-11-28 12:00:36,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:00:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 433 transitions. [2018-11-28 12:00:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 12:00:36,031 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:36,032 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] [2018-11-28 12:00:36,032 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:36,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:36,032 INFO L82 PathProgramCache]: Analyzing trace with hash -2024501487, now seen corresponding path program 1 times [2018-11-28 12:00:36,032 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:36,032 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:36,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:36,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:00:36,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:36,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:00:36,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:00:36,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:00:36,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:00:36,115 INFO L87 Difference]: Start difference. First operand 379 states and 433 transitions. Second operand 8 states. [2018-11-28 12:00:36,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:36,139 INFO L93 Difference]: Finished difference Result 744 states and 872 transitions. [2018-11-28 12:00:36,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:00:36,140 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-11-28 12:00:36,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:36,142 INFO L225 Difference]: With dead ends: 744 [2018-11-28 12:00:36,142 INFO L226 Difference]: Without dead ends: 393 [2018-11-28 12:00:36,143 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 [2018-11-28 12:00:36,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-11-28 12:00:36,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 387. [2018-11-28 12:00:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2018-11-28 12:00:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 441 transitions. [2018-11-28 12:00:36,157 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 441 transitions. Word has length 103 [2018-11-28 12:00:36,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:36,157 INFO L480 AbstractCegarLoop]: Abstraction has 387 states and 441 transitions. [2018-11-28 12:00:36,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:00:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 441 transitions. [2018-11-28 12:00:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 12:00:36,158 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:36,158 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] [2018-11-28 12:00:36,159 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:36,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:36,159 INFO L82 PathProgramCache]: Analyzing trace with hash 2029925680, now seen corresponding path program 1 times [2018-11-28 12:00:36,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:36,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:36,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:36,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:00:36,230 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:00:36,230 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:00:36,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:00:36,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:00:36,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:00:36,231 INFO L87 Difference]: Start difference. First operand 387 states and 441 transitions. Second operand 4 states. [2018-11-28 12:00:36,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:36,345 INFO L93 Difference]: Finished difference Result 1132 states and 1360 transitions. [2018-11-28 12:00:36,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:00:36,346 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-28 12:00:36,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:36,348 INFO L225 Difference]: With dead ends: 1132 [2018-11-28 12:00:36,349 INFO L226 Difference]: Without dead ends: 773 [2018-11-28 12:00:36,350 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 [2018-11-28 12:00:36,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2018-11-28 12:00:36,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 758. [2018-11-28 12:00:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-11-28 12:00:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 891 transitions. [2018-11-28 12:00:36,377 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 891 transitions. Word has length 103 [2018-11-28 12:00:36,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:36,377 INFO L480 AbstractCegarLoop]: Abstraction has 758 states and 891 transitions. [2018-11-28 12:00:36,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:00:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 891 transitions. [2018-11-28 12:00:36,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 12:00:36,379 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:36,379 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:36,380 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:36,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:36,380 INFO L82 PathProgramCache]: Analyzing trace with hash 657035318, now seen corresponding path program 1 times [2018-11-28 12:00:36,380 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:36,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:36,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:36,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:00:36,487 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:00:36,487 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/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 [2018-11-28 12:00:36,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:36,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:00:36,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:00:36,724 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:00:36,724 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 12:00:36,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:00:36,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:00:36,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:00:36,725 INFO L87 Difference]: Start difference. First operand 758 states and 891 transitions. Second operand 19 states. [2018-11-28 12:00:37,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:37,332 INFO L93 Difference]: Finished difference Result 1457 states and 1733 transitions. [2018-11-28 12:00:37,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:00:37,333 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-11-28 12:00:37,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:37,335 INFO L225 Difference]: With dead ends: 1457 [2018-11-28 12:00:37,335 INFO L226 Difference]: Without dead ends: 727 [2018-11-28 12:00:37,336 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 12:00:37,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2018-11-28 12:00:37,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 727. [2018-11-28 12:00:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2018-11-28 12:00:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 840 transitions. [2018-11-28 12:00:37,363 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 840 transitions. Word has length 107 [2018-11-28 12:00:37,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:37,364 INFO L480 AbstractCegarLoop]: Abstraction has 727 states and 840 transitions. [2018-11-28 12:00:37,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:00:37,364 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 840 transitions. [2018-11-28 12:00:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-28 12:00:37,366 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:00:37,366 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:00:37,367 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:00:37,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:00:37,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1448753525, now seen corresponding path program 1 times [2018-11-28 12:00:37,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:00:37,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:00:37,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:37,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:37,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:00:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 12:00:37,477 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:00:37,477 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/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 [2018-11-28 12:00:37,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:00:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:00:37,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:00:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 12:00:37,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:00:37,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 12:00:37,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:00:37,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:00:37,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:00:37,681 INFO L87 Difference]: Start difference. First operand 727 states and 840 transitions. Second operand 19 states. [2018-11-28 12:00:38,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:00:38,280 INFO L93 Difference]: Finished difference Result 1207 states and 1416 transitions. [2018-11-28 12:00:38,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:00:38,281 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2018-11-28 12:00:38,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:00:38,282 INFO L225 Difference]: With dead ends: 1207 [2018-11-28 12:00:38,282 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:00:38,284 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 12:00:38,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:00:38,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:00:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:00:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:00:38,285 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-11-28 12:00:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:00:38,285 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:00:38,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:00:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:00:38,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:00:38,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:00:38,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:38,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:38,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:38,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:38,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:38,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:00:39,156 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-11-28 12:00:39,494 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2018-11-28 12:00:40,238 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-11-28 12:00:40,575 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,576 INFO L444 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,576 INFO L444 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-11-28 12:00:40,576 INFO L444 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 564 588) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 564 588) no Hoare annotation was computed. [2018-11-28 12:00:40,577 INFO L444 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-28 12:00:40,577 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 564 588) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L444 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3) (or .cse3 .cse0 .cse1))) [2018-11-28 12:00:40,578 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 659 667) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 659 667) the Hoare annotation is: true [2018-11-28 12:00:40,578 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 659 667) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-11-28 12:00:40,578 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,578 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L444 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,578 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-11-28 12:00:40,578 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 648 658) the Hoare annotation is: true [2018-11-28 12:00:40,578 INFO L451 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: true [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 648 658) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 648 658) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 640 647) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 640 647) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 640 647) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 869 882) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 869 882) the Hoare annotation is: true [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 869 882) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L444 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-11-28 12:00:40,579 INFO L448 ceAbstractionStarter]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2018-11-28 12:00:40,579 INFO L444 ceAbstractionStarter]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-28 12:00:40,580 INFO L444 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:00:40,580 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2018-11-28 12:00:40,580 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 606) no Hoare annotation was computed. [2018-11-28 12:00:40,580 INFO L444 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-28 12:00:40,580 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:00:40,580 INFO L448 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2018-11-28 12:00:40,580 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2018-11-28 12:00:40,580 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 556 562) no Hoare annotation was computed. [2018-11-28 12:00:40,580 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 556 562) the Hoare annotation is: true [2018-11-28 12:00:40,580 INFO L444 ceAbstractionStarter]: At program point L770-2(lines 764 775) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 12:00:40,580 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 724 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L735(lines 734 779) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 775) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 724 787) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 12:00:40,581 INFO L444 ceAbstractionStarter]: At program point L777(lines 734 779) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 750) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L744-1(lines 744 750) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2018-11-28 12:00:40,581 INFO L444 ceAbstractionStarter]: At program point L780(lines 733 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 724 787) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 615 622) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 615 622) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 615 622) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 928 956) the Hoare annotation is: true [2018-11-28 12:00:40,582 INFO L444 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L941(lines 941 947) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 950) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L444 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L936(lines 936 953) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L448 ceAbstractionStarter]: For program point L936-1(lines 928 956) no Hoare annotation was computed. [2018-11-28 12:00:40,582 INFO L451 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: true [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 928 956) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 623 639) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L444 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point L634-1(lines 623 639) no Hoare annotation was computed. [2018-11-28 12:00:40,583 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 623 639) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 12:00:40,583 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 636) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L444 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 704 722) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L451 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 704 722) the Hoare annotation is: true [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 704 722) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 816 827) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 816 827) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2018-11-28 12:00:40,584 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 828 836) the Hoare annotation is: true [2018-11-28 12:00:40,584 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 828 836) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 828 836) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L444 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-11-28 12:00:40,585 INFO L444 ceAbstractionStarter]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-11-28 12:00:40,585 INFO L444 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 12:00:40,585 INFO L448 ceAbstractionStarter]: For program point L536(lines 535 554) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 532 555) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-11-28 12:00:40,585 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 532 555) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 532 555) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-11-28 12:00:40,585 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 792 803) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-11-28 12:00:40,586 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-11-28 12:00:40,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:00:40,586 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)) [2018-11-28 12:00:40,587 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-28 12:00:40,587 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 804 815) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-11-28 12:00:40,587 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-11-28 12:00:40,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-11-28 12:00:40,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:00:40 BoogieIcfgContainer [2018-11-28 12:00:40,598 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:00:40,599 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:00:40,599 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:00:40,599 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:00:40,599 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:00:33" (3/4) ... [2018-11-28 12:00:40,602 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:00:40,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:00:40,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:00:40,607 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:00:40,608 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:00:40,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:00:40,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:00:40,624 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 12:00:40,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:00:40,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:00:40,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:00:40,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:00:40,626 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:00:40,646 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-11-28 12:00:40,646 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:00:40,678 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2a9d7a15-50fd-4429-a8e3-cb835de0e0fc/bin-2019/uautomizer/witness.graphml [2018-11-28 12:00:40,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:00:40,679 INFO L168 Benchmark]: Toolchain (without parser) took 7816.37 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 371.2 MB). Free memory was 950.6 MB in the beginning and 1.4 GB in the end (delta: -412.6 MB). Peak memory consumption was 444.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:00:40,679 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:00:40,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:00:40,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.78 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. [2018-11-28 12:00:40,680 INFO L168 Benchmark]: Boogie Preprocessor took 32.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:00:40,680 INFO L168 Benchmark]: RCFGBuilder took 454.48 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: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:00:40,680 INFO L168 Benchmark]: TraceAbstraction took 6879.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 168.3 MB). Free memory was 1.1 GB in the beginning and 805.4 MB in the end (delta: 252.1 MB). Peak memory consumption was 420.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:00:40,681 INFO L168 Benchmark]: Witness Printer took 79.68 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 72.4 MB). Free memory was 805.4 MB in the beginning and 1.4 GB in the end (delta: -557.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:00:40,682 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.78 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 32.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 454.48 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: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6879.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 168.3 MB). Free memory was 1.1 GB in the beginning and 805.4 MB in the end (delta: 252.1 MB). Peak memory consumption was 420.4 MB. Max. memory is 11.5 GB. * Witness Printer took 79.68 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 72.4 MB). Free memory was 805.4 MB in the beginning and 1.4 GB in the end (delta: -557.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 734]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 148 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1915 SDtfs, 1285 SDslu, 7173 SDs, 0 SdLazy, 3187 SolverSat, 303 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=758occurred in iteration=9, 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1644 PreInvPairs, 1728 NumberOfFragments, 1442 HoareAnnotationTreeSize, 1644 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6397 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 203761 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1668 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...