./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_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_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/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 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 10:16:30,400 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:16:30,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:16:30,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:16:30,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:16:30,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:16:30,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:16:30,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:16:30,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:16:30,411 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:16:30,411 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:16:30,411 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:16:30,412 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:16:30,412 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:16:30,413 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:16:30,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:16:30,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:16:30,415 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:16:30,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:16:30,416 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:16:30,417 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:16:30,418 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:16:30,419 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:16:30,419 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:16:30,419 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:16:30,419 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:16:30,420 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:16:30,420 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:16:30,421 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:16:30,421 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:16:30,421 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:16:30,422 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:16:30,422 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:16:30,422 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:16:30,423 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:16:30,423 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:16:30,423 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 10:16:30,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:16:30,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:16:30,431 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:16:30,431 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:16:30,431 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:16:30,431 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:16:30,432 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 10:16:30,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 10:16:30,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:16:30,433 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:16:30,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:16:30,434 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:16:30,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 10:16:30,435 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_362d0afb-5999-467d-8009-a947ac1faff9/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 -> 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 [2018-12-08 10:16:30,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:16:30,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:16:30,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:16:30,466 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:16:30,467 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:16:30,467 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-12-08 10:16:30,505 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/data/c4d83ab75/b817026e702646f5b43eff1879e72b4a/FLAG358f28100 [2018-12-08 10:16:30,948 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:16:30,949 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-12-08 10:16:30,955 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/data/c4d83ab75/b817026e702646f5b43eff1879e72b4a/FLAG358f28100 [2018-12-08 10:16:30,963 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/data/c4d83ab75/b817026e702646f5b43eff1879e72b4a [2018-12-08 10:16:30,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:16:30,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:16:30,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:16:30,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:16:30,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:16:30,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:16:30" (1/1) ... [2018-12-08 10:16:30,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:30, skipping insertion in model container [2018-12-08 10:16:30,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:16:30" (1/1) ... [2018-12-08 10:16:30,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:16:30,994 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:16:31,142 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:16:31,183 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:16:31,227 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:16:31,241 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:16:31,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31 WrapperNode [2018-12-08 10:16:31,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:16:31,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:16:31,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:16:31,242 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:16:31,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:16:31,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:16:31,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:16:31,263 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:16:31,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... [2018-12-08 10:16:31,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:16:31,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:16:31,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:16:31,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:16:31,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/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 [2018-12-08 10:16:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 10:16:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 10:16:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 10:16:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 10:16:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 10:16:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 10:16:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 10:16:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 10:16:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 10:16:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:16:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:16:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 10:16:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 10:16:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 10:16:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 10:16:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:16:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:16:31,607 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:16:31,607 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 10:16:31,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:16:31 BoogieIcfgContainer [2018-12-08 10:16:31,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:16:31,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:16:31,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:16:31,611 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:16:31,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:16:30" (1/3) ... [2018-12-08 10:16:31,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@121273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:16:31, skipping insertion in model container [2018-12-08 10:16:31,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:16:31" (2/3) ... [2018-12-08 10:16:31,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@121273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:16:31, skipping insertion in model container [2018-12-08 10:16:31,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:16:31" (3/3) ... [2018-12-08 10:16:31,613 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-12-08 10:16:31,622 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:16:31,628 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 10:16:31,640 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 10:16:31,658 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:16:31,659 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:16:31,659 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 10:16:31,659 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:16:31,659 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:16:31,659 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:16:31,660 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:16:31,660 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:16:31,660 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:16:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2018-12-08 10:16:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 10:16:31,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:16:31,683 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:16:31,685 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:16:31,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:16:31,688 INFO L82 PathProgramCache]: Analyzing trace with hash -42014747, now seen corresponding path program 1 times [2018-12-08 10:16:31,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:16:31,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:16:31,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:31,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:16:31,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:16:31,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:16:31,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:16:31,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 10:16:31,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 10:16:31,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 10:16:31,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 10:16:31,840 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2018-12-08 10:16:31,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:16:31,860 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2018-12-08 10:16:31,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 10:16:31,861 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-08 10:16:31,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:16:31,868 INFO L225 Difference]: With dead ends: 234 [2018-12-08 10:16:31,869 INFO L226 Difference]: Without dead ends: 119 [2018-12-08 10:16:31,871 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 [2018-12-08 10:16:31,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-12-08 10:16:31,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-12-08 10:16:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-12-08 10:16:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2018-12-08 10:16:31,901 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2018-12-08 10:16:31,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:16:31,901 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2018-12-08 10:16:31,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 10:16:31,902 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2018-12-08 10:16:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 10:16:31,903 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:16:31,903 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] [2018-12-08 10:16:31,904 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:16:31,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:16:31,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1133266664, now seen corresponding path program 1 times [2018-12-08 10:16:31,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:16:31,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:16:31,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:31,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:16:31,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:16:31,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:16:31,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:16:31,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 10:16:31,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 10:16:31,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 10:16:31,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:16:31,965 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2018-12-08 10:16:31,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:16:31,976 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2018-12-08 10:16:31,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 10:16:31,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-08 10:16:31,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:16:31,977 INFO L225 Difference]: With dead ends: 173 [2018-12-08 10:16:31,977 INFO L226 Difference]: Without dead ends: 110 [2018-12-08 10:16:31,978 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 [2018-12-08 10:16:31,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-12-08 10:16:31,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-12-08 10:16:31,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-12-08 10:16:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2018-12-08 10:16:31,985 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2018-12-08 10:16:31,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:16:31,985 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2018-12-08 10:16:31,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 10:16:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2018-12-08 10:16:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 10:16:31,987 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:16:31,987 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] [2018-12-08 10:16:31,987 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:16:31,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:16:31,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1046845774, now seen corresponding path program 1 times [2018-12-08 10:16:31,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:16:31,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:16:31,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:31,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:16:31,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:16:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:16:32,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:16:32,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:16:32,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:16:32,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:16:32,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:16:32,070 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2018-12-08 10:16:32,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:16:32,294 INFO L93 Difference]: Finished difference Result 325 states and 395 transitions. [2018-12-08 10:16:32,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 10:16:32,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-08 10:16:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:16:32,296 INFO L225 Difference]: With dead ends: 325 [2018-12-08 10:16:32,296 INFO L226 Difference]: Without dead ends: 243 [2018-12-08 10:16:32,297 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:16:32,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-12-08 10:16:32,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 231. [2018-12-08 10:16:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-12-08 10:16:32,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 280 transitions. [2018-12-08 10:16:32,324 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 280 transitions. Word has length 57 [2018-12-08 10:16:32,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:16:32,324 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 280 transitions. [2018-12-08 10:16:32,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:16:32,324 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2018-12-08 10:16:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 10:16:32,326 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:16:32,326 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] [2018-12-08 10:16:32,327 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:16:32,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:16:32,327 INFO L82 PathProgramCache]: Analyzing trace with hash 184601372, now seen corresponding path program 1 times [2018-12-08 10:16:32,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:16:32,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:16:32,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:32,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:16:32,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:16:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:16:32,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:16:32,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 10:16:32,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 10:16:32,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 10:16:32,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 10:16:32,402 INFO L87 Difference]: Start difference. First operand 231 states and 280 transitions. Second operand 6 states. [2018-12-08 10:16:32,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:16:32,512 INFO L93 Difference]: Finished difference Result 619 states and 774 transitions. [2018-12-08 10:16:32,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 10:16:32,512 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-08 10:16:32,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:16:32,514 INFO L225 Difference]: With dead ends: 619 [2018-12-08 10:16:32,515 INFO L226 Difference]: Without dead ends: 416 [2018-12-08 10:16:32,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:16:32,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2018-12-08 10:16:32,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2018-12-08 10:16:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2018-12-08 10:16:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2018-12-08 10:16:32,537 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 62 [2018-12-08 10:16:32,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:16:32,538 INFO L480 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2018-12-08 10:16:32,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 10:16:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2018-12-08 10:16:32,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 10:16:32,539 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:16:32,539 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] [2018-12-08 10:16:32,539 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:16:32,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:16:32,540 INFO L82 PathProgramCache]: Analyzing trace with hash -388797928, now seen corresponding path program 1 times [2018-12-08 10:16:32,540 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:16:32,540 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:16:32,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:32,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:16:32,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:16:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:16:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:16:32,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:16:32,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:16:32,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:16:32,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:16:32,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:16:32,603 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 7 states. [2018-12-08 10:16:32,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:16:32,749 INFO L93 Difference]: Finished difference Result 684 states and 861 transitions. [2018-12-08 10:16:32,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 10:16:32,749 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-08 10:16:32,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:16:32,750 INFO L225 Difference]: With dead ends: 684 [2018-12-08 10:16:32,750 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 10:16:32,752 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-12-08 10:16:32,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 10:16:32,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 10:16:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 10:16:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 10:16:32,752 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2018-12-08 10:16:32,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:16:32,753 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 10:16:32,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:16:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 10:16:32,753 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 10:16:32,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 10:16:33,316 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2018-12-08 10:16:33,317 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2018-12-08 10:16:33,317 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2018-12-08 10:16:33,317 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2018-12-08 10:16:33,317 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2018-12-08 10:16:33,317 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,317 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2018-12-08 10:16:33,317 INFO L444 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-08 10:16:33,317 INFO L444 ceAbstractionStarter]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-08 10:16:33,318 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2018-12-08 10:16:33,318 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2018-12-08 10:16:33,318 INFO L448 ceAbstractionStarter]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2018-12-08 10:16:33,318 INFO L448 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-12-08 10:16:33,318 INFO L444 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,318 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,318 INFO L444 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,318 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2018-12-08 10:16:33,318 INFO L444 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-08 10:16:33,319 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2018-12-08 10:16:33,319 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-12-08 10:16:33,319 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2018-12-08 10:16:33,319 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2018-12-08 10:16:33,319 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2018-12-08 10:16:33,319 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2018-12-08 10:16:33,319 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2018-12-08 10:16:33,319 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2018-12-08 10:16:33,319 INFO L451 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2018-12-08 10:16:33,320 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,320 INFO L444 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2018-12-08 10:16:33,320 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2018-12-08 10:16:33,321 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2018-12-08 10:16:33,321 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2018-12-08 10:16:33,321 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2018-12-08 10:16:33,321 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 10:16:33,321 INFO L444 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 10:16:33,321 INFO L448 ceAbstractionStarter]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2018-12-08 10:16:33,321 INFO L444 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-12-08 10:16:33,321 INFO L444 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-12-08 10:16:33,321 INFO L448 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2018-12-08 10:16:33,321 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L444 ceAbstractionStarter]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,322 INFO L444 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,322 INFO L448 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2018-12-08 10:16:33,322 INFO L444 ceAbstractionStarter]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L444 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L444 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L444 ceAbstractionStarter]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,323 INFO L444 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2018-12-08 10:16:33,323 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L444 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L451 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-12-08 10:16:33,324 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2018-12-08 10:16:33,324 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-08 10:16:33,325 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-12-08 10:16:33,325 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 10:16:33,325 INFO L444 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-08 10:16:33,325 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L444 ceAbstractionStarter]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point L770(lines 769 788) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L451 ceAbstractionStarter]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L451 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2018-12-08 10:16:33,326 INFO L451 ceAbstractionStarter]: At program point L242(lines 217 246) the Hoare annotation is: true [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2018-12-08 10:16:33,326 INFO L451 ceAbstractionStarter]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-08 10:16:33,327 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 10:16:33,327 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2018-12-08 10:16:33,328 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2018-12-08 10:16:33,328 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2018-12-08 10:16:33,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:16:33 BoogieIcfgContainer [2018-12-08 10:16:33,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 10:16:33,338 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:16:33,338 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:16:33,338 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:16:33,338 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:16:31" (3/4) ... [2018-12-08 10:16:33,341 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 10:16:33,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 10:16:33,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 10:16:33,348 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 10:16:33,348 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 10:16:33,348 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 10:16:33,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-08 10:16:33,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 10:16:33,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 10:16:33,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 10:16:33,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 10:16:33,353 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 10:16:33,371 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 10:16:33,372 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 10:16:33,401 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_362d0afb-5999-467d-8009-a947ac1faff9/bin-2019/uautomizer/witness.graphml [2018-12-08 10:16:33,401 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:16:33,401 INFO L168 Benchmark]: Toolchain (without parser) took 2436.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.9 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,402 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:16:33,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:16:33,403 INFO L168 Benchmark]: Boogie Preprocessor took 21.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,403 INFO L168 Benchmark]: RCFGBuilder took 323.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,404 INFO L168 Benchmark]: TraceAbstraction took 1729.22 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 94.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -37.6 MB). Peak memory consumption was 294.1 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,404 INFO L168 Benchmark]: Witness Printer took 63.12 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: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-12-08 10:16:33,405 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 276.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 323.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1729.22 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 94.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -37.6 MB). Peak memory consumption was 294.1 MB. Max. memory is 11.5 GB. * Witness Printer took 63.12 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: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 132 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 657 SDtfs, 436 SDslu, 1193 SDs, 0 SdLazy, 428 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 446 PreInvPairs, 493 NumberOfFragments, 524 HoareAnnotationTreeSize, 446 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1866 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 30083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...