./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/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_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/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-aa41828 [2018-11-23 08:34:50,380 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:34:50,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:34:50,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:34:50,388 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:34:50,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:34:50,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:34:50,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:34:50,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:34:50,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:34:50,394 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:34:50,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:34:50,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:34:50,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:34:50,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:34:50,397 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:34:50,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:34:50,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:34:50,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:34:50,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:34:50,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:34:50,402 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:34:50,403 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:34:50,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:34:50,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:34:50,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:34:50,404 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:34:50,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:34:50,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:34:50,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:34:50,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:34:50,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:34:50,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:34:50,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:34:50,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:34:50,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:34:50,408 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:34:50,418 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:34:50,418 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:34:50,418 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:34:50,419 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:34:50,419 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:34:50,419 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:34:50,419 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:34:50,420 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:34:50,420 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:34:50,421 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:34:50,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:34:50,421 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:34:50,422 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:34:50,422 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:34:50,422 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:34:50,422 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:34:50,422 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:34:50,422 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_537cfd1c-6477-442b-95b1-eeae937a8c04/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 [2018-11-23 08:34:50,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:34:50,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:34:50,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:34:50,454 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:34:50,454 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:34:50,455 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-23 08:34:50,490 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/data/436f60b7b/d5bac4f824624b648888b2d140e8c1d5/FLAG5011ceeef [2018-11-23 08:34:50,929 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:34:50,930 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-23 08:34:50,936 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/data/436f60b7b/d5bac4f824624b648888b2d140e8c1d5/FLAG5011ceeef [2018-11-23 08:34:50,948 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/data/436f60b7b/d5bac4f824624b648888b2d140e8c1d5 [2018-11-23 08:34:50,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:34:50,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:34:50,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:34:50,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:34:50,956 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:34:50,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:50" (1/1) ... [2018-11-23 08:34:50,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:50, skipping insertion in model container [2018-11-23 08:34:50,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:50" (1/1) ... [2018-11-23 08:34:50,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:34:51,001 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:34:51,212 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:34:51,223 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:34:51,326 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:34:51,346 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:34:51,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51 WrapperNode [2018-11-23 08:34:51,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:34:51,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:34:51,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:34:51,347 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:34:51,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:34:51,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:34:51,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:34:51,370 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:34:51,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... [2018-11-23 08:34:51,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:34:51,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:34:51,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:34:51,397 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:34:51,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:34:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 08:34:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 08:34:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:34:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:34:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 08:34:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 08:34:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 08:34:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 08:34:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:34:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 08:34:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 08:34:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 08:34:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 08:34:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 08:34:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 08:34:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 08:34:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 08:34:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 08:34:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 08:34:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 08:34:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 08:34:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 08:34:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 08:34:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 08:34:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 08:34:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 08:34:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 08:34:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 08:34:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 08:34:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 08:34:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 08:34:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 08:34:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 08:34:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 08:34:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 08:34:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 08:34:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 08:34:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 08:34:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 08:34:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 08:34:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 08:34:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 08:34:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 08:34:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:34:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 08:34:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 08:34:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 08:34:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:34:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:34:51,818 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:34:51,819 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 08:34:51,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:51 BoogieIcfgContainer [2018-11-23 08:34:51,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:34:51,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:34:51,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:34:51,823 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:34:51,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:34:50" (1/3) ... [2018-11-23 08:34:51,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f78b8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:51, skipping insertion in model container [2018-11-23 08:34:51,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:51" (2/3) ... [2018-11-23 08:34:51,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f78b8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:51, skipping insertion in model container [2018-11-23 08:34:51,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:51" (3/3) ... [2018-11-23 08:34:51,826 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-23 08:34:51,834 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:34:51,840 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:34:51,853 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:34:51,876 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:34:51,877 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:34:51,877 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:34:51,877 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:34:51,877 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:34:51,877 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:34:51,877 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:34:51,877 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:34:51,877 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:34:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2018-11-23 08:34:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 08:34:51,901 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:34:51,902 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:34:51,904 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:34:51,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:51,909 INFO L82 PathProgramCache]: Analyzing trace with hash -42014747, now seen corresponding path program 1 times [2018-11-23 08:34:51,910 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:51,911 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:51,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:51,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:51,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:52,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:52,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 08:34:52,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 08:34:52,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 08:34:52,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 08:34:52,101 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2018-11-23 08:34:52,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:52,126 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2018-11-23 08:34:52,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 08:34:52,127 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 08:34:52,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:34:52,134 INFO L225 Difference]: With dead ends: 234 [2018-11-23 08:34:52,134 INFO L226 Difference]: Without dead ends: 119 [2018-11-23 08:34:52,137 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 08:34:52,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-23 08:34:52,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-23 08:34:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-23 08:34:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2018-11-23 08:34:52,169 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2018-11-23 08:34:52,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:34:52,169 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2018-11-23 08:34:52,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 08:34:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2018-11-23 08:34:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 08:34:52,171 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:34:52,171 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:34:52,171 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:34:52,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:52,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1133266664, now seen corresponding path program 1 times [2018-11-23 08:34:52,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:52,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:52,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:52,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:52,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:52,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:52,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:34:52,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:34:52,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:34:52,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:34:52,256 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2018-11-23 08:34:52,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:52,274 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2018-11-23 08:34:52,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:34:52,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 08:34:52,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:34:52,276 INFO L225 Difference]: With dead ends: 173 [2018-11-23 08:34:52,276 INFO L226 Difference]: Without dead ends: 110 [2018-11-23 08:34:52,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:34:52,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-23 08:34:52,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-23 08:34:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-23 08:34:52,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2018-11-23 08:34:52,286 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2018-11-23 08:34:52,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:34:52,287 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2018-11-23 08:34:52,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:34:52,287 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2018-11-23 08:34:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 08:34:52,288 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:34:52,288 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:34:52,288 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:34:52,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:52,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1046845774, now seen corresponding path program 1 times [2018-11-23 08:34:52,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:52,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:52,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:52,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:52,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:52,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:34:52,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:34:52,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:34:52,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:34:52,398 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2018-11-23 08:34:52,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:52,689 INFO L93 Difference]: Finished difference Result 325 states and 395 transitions. [2018-11-23 08:34:52,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:34:52,690 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-23 08:34:52,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:34:52,692 INFO L225 Difference]: With dead ends: 325 [2018-11-23 08:34:52,692 INFO L226 Difference]: Without dead ends: 243 [2018-11-23 08:34:52,693 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:34:52,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-11-23 08:34:52,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 231. [2018-11-23 08:34:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-11-23 08:34:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 280 transitions. [2018-11-23 08:34:52,718 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 280 transitions. Word has length 57 [2018-11-23 08:34:52,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:34:52,719 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 280 transitions. [2018-11-23 08:34:52,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:34:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2018-11-23 08:34:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 08:34:52,721 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:34:52,721 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] [2018-11-23 08:34:52,721 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:34:52,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:52,722 INFO L82 PathProgramCache]: Analyzing trace with hash 184601372, now seen corresponding path program 1 times [2018-11-23 08:34:52,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:52,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:52,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:52,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:52,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:52,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:34:52,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:34:52,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:34:52,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:34:52,810 INFO L87 Difference]: Start difference. First operand 231 states and 280 transitions. Second operand 6 states. [2018-11-23 08:34:52,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:52,923 INFO L93 Difference]: Finished difference Result 619 states and 774 transitions. [2018-11-23 08:34:52,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 08:34:52,924 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 08:34:52,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:34:52,927 INFO L225 Difference]: With dead ends: 619 [2018-11-23 08:34:52,927 INFO L226 Difference]: Without dead ends: 416 [2018-11-23 08:34:52,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:34:52,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2018-11-23 08:34:52,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2018-11-23 08:34:52,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2018-11-23 08:34:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2018-11-23 08:34:52,961 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 62 [2018-11-23 08:34:52,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:34:52,962 INFO L480 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2018-11-23 08:34:52,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:34:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2018-11-23 08:34:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 08:34:52,964 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:34:52,964 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] [2018-11-23 08:34:52,964 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:34:52,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:52,965 INFO L82 PathProgramCache]: Analyzing trace with hash -388797928, now seen corresponding path program 1 times [2018-11-23 08:34:52,965 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:52,965 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:52,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:52,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:53,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:53,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:34:53,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:34:53,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:34:53,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:34:53,056 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 7 states. [2018-11-23 08:34:53,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:53,302 INFO L93 Difference]: Finished difference Result 684 states and 861 transitions. [2018-11-23 08:34:53,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 08:34:53,303 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 08:34:53,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:34:53,303 INFO L225 Difference]: With dead ends: 684 [2018-11-23 08:34:53,303 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:34:53,306 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 [2018-11-23 08:34:53,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:34:53,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:34:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:34:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:34:53,307 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2018-11-23 08:34:53,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:34:53,307 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:53,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:34:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:34:53,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:34:53,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:34:53,900 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2018-11-23 08:34:53,900 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2018-11-23 08:34:53,900 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2018-11-23 08:34:53,900 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2018-11-23 08:34:53,900 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2018-11-23 08:34:53,901 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))) [2018-11-23 08:34:53,901 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2018-11-23 08:34:53,901 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))) [2018-11-23 08:34:53,901 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))) [2018-11-23 08:34:53,901 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2018-11-23 08:34:53,901 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2018-11-23 08:34:53,901 INFO L448 ceAbstractionStarter]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2018-11-23 08:34:53,902 INFO L448 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-11-23 08:34:53,902 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))) [2018-11-23 08:34:53,902 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))) [2018-11-23 08:34:53,902 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))) [2018-11-23 08:34:53,902 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2018-11-23 08:34:53,902 INFO L444 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 08:34:53,902 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2018-11-23 08:34:53,903 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))))) [2018-11-23 08:34:53,903 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2018-11-23 08:34:53,903 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2018-11-23 08:34:53,903 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2018-11-23 08:34:53,903 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2018-11-23 08:34:53,903 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2018-11-23 08:34:53,903 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2018-11-23 08:34:53,903 INFO L451 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-11-23 08:34:53,903 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2018-11-23 08:34:53,904 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))) [2018-11-23 08:34:53,904 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))) [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2018-11-23 08:34:53,904 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2018-11-23 08:34:53,904 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2018-11-23 08:34:53,905 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)) [2018-11-23 08:34:53,905 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)) [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L444 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:34:53,905 INFO L444 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2018-11-23 08:34:53,905 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2018-11-23 08:34:53,906 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2018-11-23 08:34:53,906 INFO L448 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2018-11-23 08:34:53,906 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))) [2018-11-23 08:34:53,906 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2018-11-23 08:34:53,906 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))) [2018-11-23 08:34:53,906 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))) [2018-11-23 08:34:53,906 INFO L448 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2018-11-23 08:34:53,906 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))) [2018-11-23 08:34:53,906 INFO L448 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2018-11-23 08:34:53,906 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))) [2018-11-23 08:34:53,906 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2018-11-23 08:34:53,907 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))) [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2018-11-23 08:34:53,907 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))) [2018-11-23 08:34:53,907 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))) [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-23 08:34:53,907 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L444 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L451 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 08:34:53,908 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-23 08:34:53,908 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:34:53,909 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:34:53,909 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)) [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-23 08:34:53,909 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)) [2018-11-23 08:34:53,909 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))) [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2018-11-23 08:34:53,909 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)) [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2018-11-23 08:34:53,909 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 08:34:53,909 INFO L448 ceAbstractionStarter]: For program point L770(lines 769 788) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point L242(lines 217 246) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-23 08:34:53,910 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 08:34:53,911 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2018-11-23 08:34:53,911 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2018-11-23 08:34:53,912 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2018-11-23 08:34:53,912 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2018-11-23 08:34:53,912 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2018-11-23 08:34:53,912 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2018-11-23 08:34:53,912 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2018-11-23 08:34:53,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:34:53 BoogieIcfgContainer [2018-11-23 08:34:53,929 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:34:53,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:34:53,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:34:53,930 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:34:53,930 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:51" (3/4) ... [2018-11-23 08:34:53,934 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:34:53,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 08:34:53,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 08:34:53,940 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 08:34:53,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 08:34:53,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 08:34:53,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 08:34:53,947 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 08:34:53,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 08:34:53,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 08:34:53,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 08:34:53,949 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:34:53,949 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:34:53,949 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:34:53,975 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 08:34:53,975 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 08:34:54,008 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_537cfd1c-6477-442b-95b1-eeae937a8c04/bin-2019/uautomizer/witness.graphml [2018-11-23 08:34:54,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:34:54,009 INFO L168 Benchmark]: Toolchain (without parser) took 3057.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 918.6 MB in the end (delta: 38.0 MB). Peak memory consumption was 174.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,010 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:34:54,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.28 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,010 INFO L168 Benchmark]: Boogie Preprocessor took 26.65 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,011 INFO L168 Benchmark]: RCFGBuilder took 422.21 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,011 INFO L168 Benchmark]: TraceAbstraction took 2109.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.0 MB in the end (delta: 138.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,011 INFO L168 Benchmark]: Witness Printer took 78.34 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 918.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:54,013 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 393.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.28 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.65 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 422.21 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2109.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.0 MB in the end (delta: 138.8 MB). Peak memory consumption was 138.8 MB. Max. memory is 11.5 GB. * Witness Printer took 78.34 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 918.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 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, 2.0s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 657 SDtfs, 436 SDslu, 1193 SDs, 0 SdLazy, 428 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s 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, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1866 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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...