./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/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 0997f7b4913388226e163b59383b8166cd33b05b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:28:54,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:28:54,333 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:28:54,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:28:54,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:28:54,339 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:28:54,340 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:28:54,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:28:54,343 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:28:54,343 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:28:54,344 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:28:54,344 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:28:54,345 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:28:54,346 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:28:54,346 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:28:54,347 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:28:54,348 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:28:54,349 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:28:54,351 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:28:54,352 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:28:54,353 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:28:54,354 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:28:54,355 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:28:54,355 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:28:54,356 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:28:54,356 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:28:54,357 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:28:54,358 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:28:54,358 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:28:54,359 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:28:54,359 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:28:54,360 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:28:54,360 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:28:54,360 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:28:54,361 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:28:54,361 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:28:54,361 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 17:28:54,372 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:28:54,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:28:54,373 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:28:54,373 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 17:28:54,373 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:28:54,373 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:28:54,373 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 17:28:54,374 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:28:54,374 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:28:54,375 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 17:28:54,375 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 17:28:54,376 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:28:54,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 17:28:54,376 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_b8683cdc-52c5-4c88-a407-560c9b048527/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 -> 0997f7b4913388226e163b59383b8166cd33b05b [2018-12-02 17:28:54,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:28:54,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:28:54,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:28:54,414 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:28:54,414 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:28:54,414 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-12-02 17:28:54,460 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/data/243c66ea0/12b73eeb21cb4a03b753ff11f1defe71/FLAGe419ea88f [2018-12-02 17:28:54,917 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:28:54,917 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/sv-benchmarks/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-12-02 17:28:54,923 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/data/243c66ea0/12b73eeb21cb4a03b753ff11f1defe71/FLAGe419ea88f [2018-12-02 17:28:54,931 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/data/243c66ea0/12b73eeb21cb4a03b753ff11f1defe71 [2018-12-02 17:28:54,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:28:54,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:28:54,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:28:54,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:28:54,936 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:28:54,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:28:54" (1/1) ... [2018-12-02 17:28:54,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:54, skipping insertion in model container [2018-12-02 17:28:54,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:28:54" (1/1) ... [2018-12-02 17:28:54,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:28:54,968 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:28:55,133 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:28:55,179 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:28:55,222 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:28:55,237 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:28:55,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55 WrapperNode [2018-12-02 17:28:55,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:28:55,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:28:55,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:28:55,239 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:28:55,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:28:55,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:28:55,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:28:55,259 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:28:55,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... [2018-12-02 17:28:55,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:28:55,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:28:55,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:28:55,283 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:28:55,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/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 [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 17:28:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 17:28:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 17:28:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 17:28:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 17:28:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 17:28:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 17:28:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 17:28:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 17:28:55,317 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 17:28:55,317 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 17:28:55,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 17:28:55,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 17:28:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 17:28:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 17:28:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-02 17:28:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-02 17:28:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 17:28:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 17:28:55,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:28:55,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:28:55,619 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:28:55,619 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 17:28:55,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:28:55 BoogieIcfgContainer [2018-12-02 17:28:55,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:28:55,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 17:28:55,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 17:28:55,624 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 17:28:55,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:28:54" (1/3) ... [2018-12-02 17:28:55,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42b13173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:28:55, skipping insertion in model container [2018-12-02 17:28:55,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:28:55" (2/3) ... [2018-12-02 17:28:55,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42b13173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:28:55, skipping insertion in model container [2018-12-02 17:28:55,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:28:55" (3/3) ... [2018-12-02 17:28:55,627 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-12-02 17:28:55,633 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 17:28:55,640 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 17:28:55,649 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 17:28:55,671 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 17:28:55,671 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 17:28:55,672 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 17:28:55,672 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 17:28:55,672 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 17:28:55,672 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 17:28:55,672 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 17:28:55,672 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 17:28:55,672 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 17:28:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-12-02 17:28:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 17:28:55,694 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:55,695 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:55,696 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:55,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:55,700 INFO L82 PathProgramCache]: Analyzing trace with hash 882480942, now seen corresponding path program 1 times [2018-12-02 17:28:55,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:55,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:55,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:55,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:55,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:55,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:55,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 17:28:55,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 17:28:55,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 17:28:55,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 17:28:55,869 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-12-02 17:28:55,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:55,893 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2018-12-02 17:28:55,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 17:28:55,893 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-02 17:28:55,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:55,901 INFO L225 Difference]: With dead ends: 312 [2018-12-02 17:28:55,901 INFO L226 Difference]: Without dead ends: 156 [2018-12-02 17:28:55,903 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 17:28:55,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-12-02 17:28:55,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-12-02 17:28:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-12-02 17:28:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 186 transitions. [2018-12-02 17:28:55,935 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 186 transitions. Word has length 52 [2018-12-02 17:28:55,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:55,936 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 186 transitions. [2018-12-02 17:28:55,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 17:28:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2018-12-02 17:28:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 17:28:55,938 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:55,938 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:55,938 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:55,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:55,939 INFO L82 PathProgramCache]: Analyzing trace with hash 252497204, now seen corresponding path program 1 times [2018-12-02 17:28:55,939 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:55,939 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:55,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:55,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:55,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:55,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:55,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 17:28:55,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 17:28:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 17:28:55,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 17:28:55,989 INFO L87 Difference]: Start difference. First operand 156 states and 186 transitions. Second operand 3 states. [2018-12-02 17:28:56,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:56,003 INFO L93 Difference]: Finished difference Result 261 states and 311 transitions. [2018-12-02 17:28:56,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 17:28:56,004 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-02 17:28:56,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:56,005 INFO L225 Difference]: With dead ends: 261 [2018-12-02 17:28:56,005 INFO L226 Difference]: Without dead ends: 147 [2018-12-02 17:28:56,006 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 17:28:56,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-12-02 17:28:56,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-12-02 17:28:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-12-02 17:28:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 174 transitions. [2018-12-02 17:28:56,015 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 174 transitions. Word has length 53 [2018-12-02 17:28:56,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:56,015 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 174 transitions. [2018-12-02 17:28:56,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 17:28:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 174 transitions. [2018-12-02 17:28:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 17:28:56,016 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:56,016 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:56,017 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:56,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:56,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1976679861, now seen corresponding path program 1 times [2018-12-02 17:28:56,017 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:56,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:56,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:56,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:56,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:56,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:56,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 17:28:56,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 17:28:56,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 17:28:56,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 17:28:56,084 INFO L87 Difference]: Start difference. First operand 147 states and 174 transitions. Second operand 7 states. [2018-12-02 17:28:56,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:56,250 INFO L93 Difference]: Finished difference Result 270 states and 325 transitions. [2018-12-02 17:28:56,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 17:28:56,251 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-02 17:28:56,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:56,252 INFO L225 Difference]: With dead ends: 270 [2018-12-02 17:28:56,252 INFO L226 Difference]: Without dead ends: 147 [2018-12-02 17:28:56,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:28:56,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-12-02 17:28:56,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-12-02 17:28:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-12-02 17:28:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2018-12-02 17:28:56,261 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 57 [2018-12-02 17:28:56,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:56,261 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2018-12-02 17:28:56,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 17:28:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-12-02 17:28:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 17:28:56,262 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:56,262 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] [2018-12-02 17:28:56,263 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:56,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:56,263 INFO L82 PathProgramCache]: Analyzing trace with hash -468269602, now seen corresponding path program 1 times [2018-12-02 17:28:56,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:56,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:56,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:56,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:56,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:56,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 17:28:56,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 17:28:56,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 17:28:56,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 17:28:56,328 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 5 states. [2018-12-02 17:28:56,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:56,636 INFO L93 Difference]: Finished difference Result 391 states and 474 transitions. [2018-12-02 17:28:56,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 17:28:56,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-12-02 17:28:56,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:56,638 INFO L225 Difference]: With dead ends: 391 [2018-12-02 17:28:56,638 INFO L226 Difference]: Without dead ends: 268 [2018-12-02 17:28:56,639 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 17:28:56,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-12-02 17:28:56,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 250. [2018-12-02 17:28:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-12-02 17:28:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 285 transitions. [2018-12-02 17:28:56,654 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 285 transitions. Word has length 75 [2018-12-02 17:28:56,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:56,654 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 285 transitions. [2018-12-02 17:28:56,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 17:28:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 285 transitions. [2018-12-02 17:28:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 17:28:56,656 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:56,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:56,656 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:56,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:56,656 INFO L82 PathProgramCache]: Analyzing trace with hash -579229414, now seen corresponding path program 1 times [2018-12-02 17:28:56,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:56,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:56,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:56,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:56,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:56,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:56,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 17:28:56,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 17:28:56,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 17:28:56,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 17:28:56,719 INFO L87 Difference]: Start difference. First operand 250 states and 285 transitions. Second operand 6 states. [2018-12-02 17:28:56,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:56,844 INFO L93 Difference]: Finished difference Result 609 states and 728 transitions. [2018-12-02 17:28:56,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 17:28:56,845 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-12-02 17:28:56,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:56,847 INFO L225 Difference]: With dead ends: 609 [2018-12-02 17:28:56,847 INFO L226 Difference]: Without dead ends: 383 [2018-12-02 17:28:56,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 17:28:56,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-12-02 17:28:56,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-12-02 17:28:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-02 17:28:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 438 transitions. [2018-12-02 17:28:56,865 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 438 transitions. Word has length 89 [2018-12-02 17:28:56,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:56,865 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 438 transitions. [2018-12-02 17:28:56,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 17:28:56,866 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 438 transitions. [2018-12-02 17:28:56,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 17:28:56,867 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:56,867 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:56,867 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:56,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:56,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1675140960, now seen corresponding path program 1 times [2018-12-02 17:28:56,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:56,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:56,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:56,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:56,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:56,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 17:28:56,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 17:28:56,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 17:28:56,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 17:28:56,950 INFO L87 Difference]: Start difference. First operand 379 states and 438 transitions. Second operand 6 states. [2018-12-02 17:28:57,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:57,084 INFO L93 Difference]: Finished difference Result 826 states and 991 transitions. [2018-12-02 17:28:57,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 17:28:57,084 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-02 17:28:57,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:57,086 INFO L225 Difference]: With dead ends: 826 [2018-12-02 17:28:57,087 INFO L226 Difference]: Without dead ends: 600 [2018-12-02 17:28:57,088 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 17:28:57,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-12-02 17:28:57,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 582. [2018-12-02 17:28:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-12-02 17:28:57,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 688 transitions. [2018-12-02 17:28:57,110 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 688 transitions. Word has length 93 [2018-12-02 17:28:57,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:57,111 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 688 transitions. [2018-12-02 17:28:57,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 17:28:57,111 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 688 transitions. [2018-12-02 17:28:57,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 17:28:57,112 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:57,112 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:57,112 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:57,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:57,112 INFO L82 PathProgramCache]: Analyzing trace with hash 684166049, now seen corresponding path program 1 times [2018-12-02 17:28:57,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:57,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:57,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:57,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:57,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:57,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 17:28:57,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 17:28:57,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 17:28:57,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 17:28:57,157 INFO L87 Difference]: Start difference. First operand 582 states and 688 transitions. Second operand 5 states. [2018-12-02 17:28:57,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:57,183 INFO L93 Difference]: Finished difference Result 1021 states and 1233 transitions. [2018-12-02 17:28:57,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 17:28:57,184 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-12-02 17:28:57,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:57,186 INFO L225 Difference]: With dead ends: 1021 [2018-12-02 17:28:57,186 INFO L226 Difference]: Without dead ends: 592 [2018-12-02 17:28:57,187 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 17:28:57,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-12-02 17:28:57,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2018-12-02 17:28:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-12-02 17:28:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 691 transitions. [2018-12-02 17:28:57,211 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 691 transitions. Word has length 93 [2018-12-02 17:28:57,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:57,211 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 691 transitions. [2018-12-02 17:28:57,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 17:28:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 691 transitions. [2018-12-02 17:28:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 17:28:57,213 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:57,213 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:57,213 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:57,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:57,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1343697571, now seen corresponding path program 1 times [2018-12-02 17:28:57,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:57,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:57,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:57,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:57,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:57,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 17:28:57,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 17:28:57,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 17:28:57,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-02 17:28:57,271 INFO L87 Difference]: Start difference. First operand 586 states and 691 transitions. Second operand 9 states. [2018-12-02 17:28:57,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:57,319 INFO L93 Difference]: Finished difference Result 1165 states and 1404 transitions. [2018-12-02 17:28:57,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 17:28:57,320 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-12-02 17:28:57,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:57,322 INFO L225 Difference]: With dead ends: 1165 [2018-12-02 17:28:57,322 INFO L226 Difference]: Without dead ends: 603 [2018-12-02 17:28:57,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:28:57,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2018-12-02 17:28:57,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 593. [2018-12-02 17:28:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2018-12-02 17:28:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 698 transitions. [2018-12-02 17:28:57,344 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 698 transitions. Word has length 93 [2018-12-02 17:28:57,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:57,344 INFO L480 AbstractCegarLoop]: Abstraction has 593 states and 698 transitions. [2018-12-02 17:28:57,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 17:28:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 698 transitions. [2018-12-02 17:28:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 17:28:57,345 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:57,345 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] [2018-12-02 17:28:57,346 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:57,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:57,346 INFO L82 PathProgramCache]: Analyzing trace with hash -677811644, now seen corresponding path program 1 times [2018-12-02 17:28:57,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:57,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:57,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:57,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 17:28:57,406 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:28:57,406 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/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 [2018-12-02 17:28:57,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:57,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:28:57,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:28:57,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 17:28:57,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-12-02 17:28:57,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 17:28:57,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 17:28:57,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-02 17:28:57,586 INFO L87 Difference]: Start difference. First operand 593 states and 698 transitions. Second operand 14 states. [2018-12-02 17:28:58,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:58,096 INFO L93 Difference]: Finished difference Result 1608 states and 1961 transitions. [2018-12-02 17:28:58,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-02 17:28:58,096 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2018-12-02 17:28:58,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:58,098 INFO L225 Difference]: With dead ends: 1608 [2018-12-02 17:28:58,099 INFO L226 Difference]: Without dead ends: 1039 [2018-12-02 17:28:58,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-12-02 17:28:58,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2018-12-02 17:28:58,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1036. [2018-12-02 17:28:58,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2018-12-02 17:28:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1211 transitions. [2018-12-02 17:28:58,127 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1211 transitions. Word has length 105 [2018-12-02 17:28:58,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:58,127 INFO L480 AbstractCegarLoop]: Abstraction has 1036 states and 1211 transitions. [2018-12-02 17:28:58,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 17:28:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1211 transitions. [2018-12-02 17:28:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 17:28:58,128 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:58,129 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, 1, 1] [2018-12-02 17:28:58,129 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:58,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:58,129 INFO L82 PathProgramCache]: Analyzing trace with hash -1323157912, now seen corresponding path program 1 times [2018-12-02 17:28:58,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:58,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:58,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:58,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 17:28:58,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:58,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 17:28:58,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 17:28:58,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 17:28:58,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:28:58,193 INFO L87 Difference]: Start difference. First operand 1036 states and 1211 transitions. Second operand 10 states. [2018-12-02 17:28:58,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:58,330 INFO L93 Difference]: Finished difference Result 2022 states and 2394 transitions. [2018-12-02 17:28:58,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 17:28:58,330 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-12-02 17:28:58,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:58,333 INFO L225 Difference]: With dead ends: 2022 [2018-12-02 17:28:58,333 INFO L226 Difference]: Without dead ends: 1010 [2018-12-02 17:28:58,335 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-02 17:28:58,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2018-12-02 17:28:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 994. [2018-12-02 17:28:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 994 states. [2018-12-02 17:28:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1160 transitions. [2018-12-02 17:28:58,361 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1160 transitions. Word has length 109 [2018-12-02 17:28:58,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:58,362 INFO L480 AbstractCegarLoop]: Abstraction has 994 states and 1160 transitions. [2018-12-02 17:28:58,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 17:28:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1160 transitions. [2018-12-02 17:28:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 17:28:58,363 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:58,363 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, 1, 1] [2018-12-02 17:28:58,363 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:58,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:58,364 INFO L82 PathProgramCache]: Analyzing trace with hash 1441456966, now seen corresponding path program 1 times [2018-12-02 17:28:58,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:58,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:58,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:58,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 17:28:58,419 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 17:28:58,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 17:28:58,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 17:28:58,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 17:28:58,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 17:28:58,420 INFO L87 Difference]: Start difference. First operand 994 states and 1160 transitions. Second operand 10 states. [2018-12-02 17:28:58,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:28:58,562 INFO L93 Difference]: Finished difference Result 1970 states and 2302 transitions. [2018-12-02 17:28:58,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 17:28:58,562 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-12-02 17:28:58,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:28:58,565 INFO L225 Difference]: With dead ends: 1970 [2018-12-02 17:28:58,565 INFO L226 Difference]: Without dead ends: 1000 [2018-12-02 17:28:58,567 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-02 17:28:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2018-12-02 17:28:58,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 964. [2018-12-02 17:28:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2018-12-02 17:28:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1094 transitions. [2018-12-02 17:28:58,595 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1094 transitions. Word has length 109 [2018-12-02 17:28:58,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:28:58,595 INFO L480 AbstractCegarLoop]: Abstraction has 964 states and 1094 transitions. [2018-12-02 17:28:58,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 17:28:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1094 transitions. [2018-12-02 17:28:58,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 17:28:58,597 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:28:58,597 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:28:58,597 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:28:58,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:28:58,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1402886343, now seen corresponding path program 1 times [2018-12-02 17:28:58,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:28:58,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:28:58,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:58,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:28:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 17:28:58,647 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:28:58,647 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/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 [2018-12-02 17:28:58,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:28:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:28:58,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:28:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 17:28:58,841 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 17:28:58,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-12-02 17:28:58,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-02 17:28:58,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-02 17:28:58,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-12-02 17:28:58,843 INFO L87 Difference]: Start difference. First operand 964 states and 1094 transitions. Second operand 12 states. [2018-12-02 17:29:00,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:29:00,002 INFO L93 Difference]: Finished difference Result 2825 states and 3451 transitions. [2018-12-02 17:29:00,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-02 17:29:00,002 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 156 [2018-12-02 17:29:00,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:29:00,007 INFO L225 Difference]: With dead ends: 2825 [2018-12-02 17:29:00,007 INFO L226 Difference]: Without dead ends: 1885 [2018-12-02 17:29:00,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=472, Unknown=0, NotChecked=0, Total=600 [2018-12-02 17:29:00,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1885 states. [2018-12-02 17:29:00,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1885 to 1738. [2018-12-02 17:29:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1738 states. [2018-12-02 17:29:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 2007 transitions. [2018-12-02 17:29:00,056 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 2007 transitions. Word has length 156 [2018-12-02 17:29:00,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:29:00,056 INFO L480 AbstractCegarLoop]: Abstraction has 1738 states and 2007 transitions. [2018-12-02 17:29:00,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-02 17:29:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2007 transitions. [2018-12-02 17:29:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 17:29:00,058 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:29:00,058 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] [2018-12-02 17:29:00,058 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:29:00,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:29:00,058 INFO L82 PathProgramCache]: Analyzing trace with hash 611871179, now seen corresponding path program 1 times [2018-12-02 17:29:00,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:29:00,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:29:00,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:29:00,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:29:00,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:29:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:29:00,122 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 17:29:00,122 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:29:00,123 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 17:29:00,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:29:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:29:00,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:29:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 17:29:00,232 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 17:29:00,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-12-02 17:29:00,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 17:29:00,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 17:29:00,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-12-02 17:29:00,233 INFO L87 Difference]: Start difference. First operand 1738 states and 2007 transitions. Second operand 11 states. [2018-12-02 17:29:00,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:29:00,280 INFO L93 Difference]: Finished difference Result 3240 states and 3794 transitions. [2018-12-02 17:29:00,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 17:29:00,280 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2018-12-02 17:29:00,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:29:00,286 INFO L225 Difference]: With dead ends: 3240 [2018-12-02 17:29:00,286 INFO L226 Difference]: Without dead ends: 1526 [2018-12-02 17:29:00,289 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-12-02 17:29:00,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2018-12-02 17:29:00,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1526. [2018-12-02 17:29:00,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2018-12-02 17:29:00,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1755 transitions. [2018-12-02 17:29:00,354 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1755 transitions. Word has length 152 [2018-12-02 17:29:00,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:29:00,354 INFO L480 AbstractCegarLoop]: Abstraction has 1526 states and 1755 transitions. [2018-12-02 17:29:00,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 17:29:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1755 transitions. [2018-12-02 17:29:00,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 17:29:00,356 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 17:29:00,357 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 17:29:00,357 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 17:29:00,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:29:00,357 INFO L82 PathProgramCache]: Analyzing trace with hash -299937180, now seen corresponding path program 1 times [2018-12-02 17:29:00,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 17:29:00,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 17:29:00,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:29:00,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:29:00,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 17:29:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:29:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 17:29:00,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 17:29:00,420 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 17:29:00,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 17:29:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:29:00,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:29:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 17:29:00,605 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 17:29:00,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-12-02 17:29:00,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 17:29:00,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 17:29:00,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-12-02 17:29:00,605 INFO L87 Difference]: Start difference. First operand 1526 states and 1755 transitions. Second operand 15 states. [2018-12-02 17:29:02,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 17:29:02,104 INFO L93 Difference]: Finished difference Result 3579 states and 4566 transitions. [2018-12-02 17:29:02,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-02 17:29:02,104 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 156 [2018-12-02 17:29:02,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 17:29:02,105 INFO L225 Difference]: With dead ends: 3579 [2018-12-02 17:29:02,105 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 17:29:02,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-12-02 17:29:02,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 17:29:02,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 17:29:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 17:29:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 17:29:02,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2018-12-02 17:29:02,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 17:29:02,111 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 17:29:02,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 17:29:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 17:29:02,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 17:29:02,114 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 17:29:02,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:02,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 17:29:03,084 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-12-02 17:29:03,374 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 34 [2018-12-02 17:29:04,488 WARN L180 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2018-12-02 17:29:04,627 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 32 [2018-12-02 17:29:04,928 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-12-02 17:29:05,078 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 29 [2018-12-02 17:29:05,206 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2018-12-02 17:29:05,637 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2018-12-02 17:29:05,904 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-12-02 17:29:06,005 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-12-02 17:29:06,154 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-12-02 17:29:06,258 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2018-12-02 17:29:06,380 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2018-12-02 17:29:06,891 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2018-12-02 17:29:07,122 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 32 [2018-12-02 17:29:07,294 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2018-12-02 17:29:07,693 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2018-12-02 17:29:07,693 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2018-12-02 17:29:07,693 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2018-12-02 17:29:07,693 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2018-12-02 17:29:07,693 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2018-12-02 17:29:07,693 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,693 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2018-12-02 17:29:07,693 INFO L444 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L559-1(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 564) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L553-1(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2018-12-02 17:29:07,694 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-12-02 17:29:07,694 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L444 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L451 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2018-12-02 17:29:07,695 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3 .cse1))) [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 222) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,696 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point L212-1(line 212) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 227) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2018-12-02 17:29:07,696 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse2 .cse5 .cse6 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse4 .cse3) (and .cse2 (and .cse0 .cse5 .cse3)) (and (and .cse5 .cse4 .cse3) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse4 .cse3) (and .cse2 (and .cse0 .cse5 .cse3)) (and .cse2 .cse5 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse6 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 17:29:07,697 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-02 17:29:07,697 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L444 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 252) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L444 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-12-02 17:29:07,698 INFO L451 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: true [2018-12-02 17:29:07,698 INFO L448 ceAbstractionStarter]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (< 2 ~waterLevel~0)) (.cse7 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse1 .cse3 .cse7) (or .cse6 .cse1 .cse3 .cse4 .cse0) (or (or .cse5 .cse2 .cse3) .cse1 .cse7))) [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point L483-2(lines 483 497) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point L498(lines 473 502) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 491) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L451 ceAbstractionStarter]: At program point L487-1(lines 487 491) the Hoare annotation is: true [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-02 17:29:07,699 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (or .cse8 .cse5 .cse6)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 |old(~waterLevel~0)|) .cse0 .cse1) (or (and .cse1 .cse2 .cse3) .cse4 (or .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse4 .cse6) (or .cse0 .cse4 (and (<= ~waterLevel~0 2) .cse2 .cse3)) (or .cse9 .cse4 .cse6 .cse7)))) [2018-12-02 17:29:07,699 INFO L448 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (and .cse9 .cse5 .cse6))) (and (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3 (and (<= ~waterLevel~0 2) .cse5 .cse6)) (or .cse0 .cse4 (or .cse7 .cse2) .cse3) (or (or .cse8 .cse7 .cse2) .cse4 (and .cse9 .cse6 .cse5)) (or .cse8 .cse1 .cse4 .cse2 .cse0)))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse15 (not (= ~methaneLevelCritical~0 1))) (.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1))) (.cse17 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (and .cse17 (< ~waterLevel~0 2) .cse12)) (.cse0 (<= 1 ~waterLevel~0)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse4 (or .cse16 .cse10)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse17 .cse11 .cse12)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse1 (or .cse15 .cse16 .cse10)) (.cse13 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (< |old(~waterLevel~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse9 .cse10 .cse5) (or .cse9 .cse2 .cse10 .cse5 (and (<= ~waterLevel~0 2) .cse11 .cse12)) (or .cse13 .cse8 .cse14 .cse4 .cse5) (or .cse1 .cse2 .cse6) (or .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse15 .cse9 .cse2 .cse10 .cse7) (or .cse8 .cse1 .cse13 .cse14)))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse14 (not (= ~methaneLevelCritical~0 1))) (.cse20 (not (= 1 |old(~pumpRunning~0)|))) (.cse17 (not (= ~systemActive~0 1))) (.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (< ~waterLevel~0 2)) (.cse16 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse18 (= 0 ~pumpRunning~0))) (let ((.cse4 (and .cse12 .cse18)) (.cse6 (and .cse9 .cse18 .cse11 .cse16)) (.cse0 (<= 1 ~waterLevel~0)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse7 (or .cse20 .cse17)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (or .cse14 .cse20 .cse17)) (.cse13 (< |old(~waterLevel~0)| 1)) (.cse15 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 (and .cse9 .cse10)) (or .cse4 .cse6 .cse1 .cse2 (and .cse9 .cse11 .cse10)) (or .cse12 .cse5 .cse13 .cse7 .cse8) (or .cse14 .cse15 (and .cse9 .cse16 .cse10) .cse2 .cse17) (let ((.cse19 (<= ~waterLevel~0 1))) (or (and .cse18 .cse19 .cse0) (and .cse19 .cse0 .cse10) .cse2 .cse3 .cse7 .cse8)) (or .cse5 .cse1 .cse12 .cse13) (or .cse15 (and .cse9 .cse11 .cse16 .cse10) .cse2 .cse17 (and .cse9 (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1)) .cse8)))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 599) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2018-12-02 17:29:07,700 INFO L444 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5 .cse6) (or .cse2 .cse7 .cse6 .cse3 .cse5) (or .cse0 .cse4 .cse7 .cse3))) [2018-12-02 17:29:07,700 INFO L448 ceAbstractionStarter]: For program point L584-1(line 584) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point L580(lines 580 600) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L451 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: true [2018-12-02 17:29:07,701 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7 .cse4) (or .cse0 .cse5 .cse3 .cse4 .cse7) (or .cse2 .cse1 .cse3 .cse6 .cse4))) [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-12-02 17:29:07,701 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-12-02 17:29:07,701 INFO L444 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2 .cse4) (or .cse7 .cse5 .cse6 .cse2))) [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2018-12-02 17:29:07,701 INFO L444 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 17:29:07,701 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L444 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse0 .cse3 .cse4 .cse7) (or .cse1 .cse5 .cse6 .cse4))) [2018-12-02 17:29:07,702 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3 (and .cse5 .cse6)) (or .cse1 .cse7 .cse3 .cse8) (or .cse0 .cse1 .cse7 .cse3) (or (and (<= 2 ~waterLevel~0) .cse5 .cse6) .cse2 .cse4 .cse3 .cse8))) [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse4 (and (<= ~waterLevel~0 2) .cse9)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (or .cse0 .cse7 .cse3)) (or .cse6 (or (<= 2 |old(~waterLevel~0)|) .cse7 .cse3 .cse8)) (or .cse2 .cse7 .cse4 .cse3 .cse8) (or .cse6 .cse5 .cse1 .cse3 .cse8) (or .cse0 .cse5 .cse1 .cse3 .cse6)))) [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2018-12-02 17:29:07,702 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2018-12-02 17:29:07,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:29:07 BoogieIcfgContainer [2018-12-02 17:29:07,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 17:29:07,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:29:07,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:29:07,710 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:29:07,711 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:28:55" (3/4) ... [2018-12-02 17:29:07,713 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 17:29:07,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 17:29:07,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 17:29:07,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 17:29:07,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-02 17:29:07,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 17:29:07,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 17:29:07,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 17:29:07,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 17:29:07,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 17:29:07,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-02 17:29:07,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 17:29:07,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 17:29:07,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 17:29:07,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 17:29:07,725 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 17:29:07,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 17:29:07,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 17:29:07,768 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b8683cdc-52c5-4c88-a407-560c9b048527/bin-2019/uautomizer/witness.graphml [2018-12-02 17:29:07,768 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:29:07,769 INFO L168 Benchmark]: Toolchain (without parser) took 12835.62 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 609.2 MB). Free memory was 954.9 MB in the beginning and 1.4 GB in the end (delta: -426.2 MB). Peak memory consumption was 183.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:29:07,769 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:29:07,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:29:07,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:29:07,769 INFO L168 Benchmark]: Boogie Preprocessor took 23.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:29:07,769 INFO L168 Benchmark]: RCFGBuilder took 337.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:29:07,770 INFO L168 Benchmark]: TraceAbstraction took 12089.46 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 464.0 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -320.6 MB). Peak memory consumption was 662.7 MB. Max. memory is 11.5 GB. [2018-12-02 17:29:07,770 INFO L168 Benchmark]: Witness Printer took 58.02 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-12-02 17:29:07,771 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.51 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 23.43 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. * RCFGBuilder took 337.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12089.46 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 464.0 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -320.6 MB). Peak memory consumption was 662.7 MB. Max. memory is 11.5 GB. * Witness Printer took 58.02 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: 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: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 169 locations, 1 error locations. SAFE Result, 12.0s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3017 SDtfs, 2978 SDslu, 11354 SDs, 0 SdLazy, 7215 SolverSat, 1479 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 767 GetRequests, 612 SyntacticMatches, 2 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1738occurred in iteration=12, 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: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 258 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 4923 PreInvPairs, 5432 NumberOfFragments, 3337 HoareAnnotationTreeSize, 4923 FomulaSimplifications, 15359 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 37227 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1961 NumberOfCodeBlocks, 1961 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1943 ConstructedInterpolants, 0 QuantifiedInterpolants, 374465 SizeOfPredicates, 19 NumberOfNonLiveVariables, 3331 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 258/276 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...