./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:09:09,411 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:09:09,412 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:09:09,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:09:09,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:09:09,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:09:09,421 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:09:09,422 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:09:09,423 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:09:09,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:09:09,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:09:09,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:09:09,425 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:09:09,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:09:09,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:09:09,427 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:09:09,427 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:09:09,429 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:09:09,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:09:09,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:09:09,432 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:09:09,432 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:09:09,434 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:09:09,434 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:09:09,434 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:09:09,435 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:09:09,436 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:09:09,436 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:09:09,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:09:09,438 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:09:09,438 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:09:09,438 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:09:09,439 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:09:09,439 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:09:09,439 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:09:09,440 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:09:09,440 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:09:09,447 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:09:09,447 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:09:09,448 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:09:09,448 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:09:09,448 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:09:09,448 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:09:09,448 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:09:09,449 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:09:09,450 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:09:09,450 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:09:09,451 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:09:09,451 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:09:09,452 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:09:09,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:09:09,453 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:09:09,453 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan 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 -> Taipan 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 -> afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 [2018-11-18 14:09:09,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:09:09,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:09:09,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:09:09,489 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:09:09,489 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:09:09,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-18 14:09:09,533 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/data/f3a6b037c/3782a8c6cb5942ca917acb09dd9cff49/FLAG674a86113 [2018-11-18 14:09:09,958 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:09:09,958 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-18 14:09:09,965 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/data/f3a6b037c/3782a8c6cb5942ca917acb09dd9cff49/FLAG674a86113 [2018-11-18 14:09:09,973 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/data/f3a6b037c/3782a8c6cb5942ca917acb09dd9cff49 [2018-11-18 14:09:09,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:09:09,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:09:09,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:09:09,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:09:09,978 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:09:09,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:09:09" (1/1) ... [2018-11-18 14:09:09,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:09, skipping insertion in model container [2018-11-18 14:09:09,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:09:09" (1/1) ... [2018-11-18 14:09:09,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:09:10,014 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:09:10,195 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:09:10,204 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:09:10,310 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:09:10,331 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:09:10,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10 WrapperNode [2018-11-18 14:09:10,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:09:10,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:09:10,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:09:10,332 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:09:10,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:09:10,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:09:10,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:09:10,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:09:10,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... [2018-11-18 14:09:10,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:09:10,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:09:10,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:09:10,394 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:09:10,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/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 [2018-11-18 14:09:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:09:10,438 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:09:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:09:10,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:09:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:09:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:09:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:09:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:09:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:09:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:09:10,439 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:09:10,439 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:09:10,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:09:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:09:10,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:09:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:09:10,440 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:09:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:09:10,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:09:10,440 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:09:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:09:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:09:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:09:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:09:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:09:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:09:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:09:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:09:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:09:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:09:10,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:09:10,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:09:10,442 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:09:10,442 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:09:10,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:09:10,442 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:09:10,442 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:09:10,442 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:09:10,442 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:09:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:09:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:09:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:09:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:09:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:09:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:09:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:09:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:09:10,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:09:10,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:10 BoogieIcfgContainer [2018-11-18 14:09:10,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:09:10,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:09:10,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:09:10,860 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:09:10,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:09:09" (1/3) ... [2018-11-18 14:09:10,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5628f045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:09:10, skipping insertion in model container [2018-11-18 14:09:10,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:10" (2/3) ... [2018-11-18 14:09:10,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5628f045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:09:10, skipping insertion in model container [2018-11-18 14:09:10,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:10" (3/3) ... [2018-11-18 14:09:10,863 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-11-18 14:09:10,871 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:09:10,878 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:09:10,891 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:09:10,917 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:09:10,917 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:09:10,917 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:09:10,918 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:09:10,918 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:09:10,918 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:09:10,918 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:09:10,918 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:09:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-11-18 14:09:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:09:10,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:10,941 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:09:10,943 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:10,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:10,948 INFO L82 PathProgramCache]: Analyzing trace with hash 117677307, now seen corresponding path program 1 times [2018-11-18 14:09:10,950 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:10,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:10,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:10,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:10,986 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:11,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:09:11,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:09:11,134 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:11,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:09:11,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:09:11,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:09:11,147 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-11-18 14:09:11,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:11,172 INFO L93 Difference]: Finished difference Result 212 states and 263 transitions. [2018-11-18 14:09:11,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:09:11,173 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:09:11,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:11,181 INFO L225 Difference]: With dead ends: 212 [2018-11-18 14:09:11,182 INFO L226 Difference]: Without dead ends: 106 [2018-11-18 14:09:11,184 INFO L604 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 [2018-11-18 14:09:11,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-18 14:09:11,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-18 14:09:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-18 14:09:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2018-11-18 14:09:11,215 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2018-11-18 14:09:11,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:11,215 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2018-11-18 14:09:11,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:09:11,215 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2018-11-18 14:09:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:09:11,217 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:11,217 INFO L375 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] [2018-11-18 14:09:11,217 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:11,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:11,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1643924929, now seen corresponding path program 1 times [2018-11-18 14:09:11,217 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:11,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:11,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,218 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:11,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:09:11,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:09:11,297 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:11,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:09:11,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:09:11,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:09:11,299 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2018-11-18 14:09:11,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:11,318 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2018-11-18 14:09:11,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:09:11,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:09:11,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:11,320 INFO L225 Difference]: With dead ends: 159 [2018-11-18 14:09:11,320 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 14:09:11,321 INFO L604 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 [2018-11-18 14:09:11,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 14:09:11,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 14:09:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 14:09:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-11-18 14:09:11,328 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 48 [2018-11-18 14:09:11,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:11,328 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-11-18 14:09:11,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:09:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-11-18 14:09:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 14:09:11,329 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:11,329 INFO L375 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] [2018-11-18 14:09:11,329 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:11,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:11,330 INFO L82 PathProgramCache]: Analyzing trace with hash 175399341, now seen corresponding path program 1 times [2018-11-18 14:09:11,330 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:11,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:11,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,330 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:11,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:09:11,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:09:11,459 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:11,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:09:11,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:09:11,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:09:11,460 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 7 states. [2018-11-18 14:09:11,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:11,681 INFO L93 Difference]: Finished difference Result 168 states and 197 transitions. [2018-11-18 14:09:11,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:09:11,682 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 14:09:11,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:11,683 INFO L225 Difference]: With dead ends: 168 [2018-11-18 14:09:11,683 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 14:09:11,684 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:09:11,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 14:09:11,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 14:09:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 14:09:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2018-11-18 14:09:11,693 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 52 [2018-11-18 14:09:11,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:11,693 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2018-11-18 14:09:11,694 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:09:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2018-11-18 14:09:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 14:09:11,695 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:11,695 INFO L375 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] [2018-11-18 14:09:11,695 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:11,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:11,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1261811529, now seen corresponding path program 1 times [2018-11-18 14:09:11,696 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:11,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:11,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:11,697 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:11,808 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:09:11,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 14:09:11,808 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:11,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:09:11,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:09:11,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:09:11,809 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 10 states. [2018-11-18 14:09:12,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:12,200 INFO L93 Difference]: Finished difference Result 292 states and 357 transitions. [2018-11-18 14:09:12,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:09:12,200 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-11-18 14:09:12,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:12,203 INFO L225 Difference]: With dead ends: 292 [2018-11-18 14:09:12,203 INFO L226 Difference]: Without dead ends: 220 [2018-11-18 14:09:12,204 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:09:12,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-11-18 14:09:12,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 216. [2018-11-18 14:09:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-11-18 14:09:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 255 transitions. [2018-11-18 14:09:12,227 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 255 transitions. Word has length 60 [2018-11-18 14:09:12,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:12,227 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 255 transitions. [2018-11-18 14:09:12,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:09:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 255 transitions. [2018-11-18 14:09:12,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 14:09:12,229 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:12,230 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:09:12,232 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:12,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:12,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2047406461, now seen corresponding path program 1 times [2018-11-18 14:09:12,232 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:12,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:12,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:12,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:12,233 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:12,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:09:12,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:09:12,285 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:12,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:09:12,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:09:12,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:09:12,286 INFO L87 Difference]: Start difference. First operand 216 states and 255 transitions. Second operand 3 states. [2018-11-18 14:09:12,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:12,300 INFO L93 Difference]: Finished difference Result 344 states and 415 transitions. [2018-11-18 14:09:12,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:09:12,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-18 14:09:12,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:12,301 INFO L225 Difference]: With dead ends: 344 [2018-11-18 14:09:12,302 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 14:09:12,302 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:09:12,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 14:09:12,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 14:09:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 14:09:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 170 transitions. [2018-11-18 14:09:12,312 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 170 transitions. Word has length 68 [2018-11-18 14:09:12,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:12,313 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 170 transitions. [2018-11-18 14:09:12,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:09:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 170 transitions. [2018-11-18 14:09:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:09:12,314 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:09:12,314 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:09:12,315 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:09:12,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:12,315 INFO L82 PathProgramCache]: Analyzing trace with hash 343847935, now seen corresponding path program 1 times [2018-11-18 14:09:12,315 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:09:12,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:12,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:09:12,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:09:12,316 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:09:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:12,420 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 14:09:12,420 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:09:12,420 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:09:12,421 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-11-18 14:09:12,422 INFO L202 CegarAbsIntRunner]: [2], [17], [20], [21], [22], [23], [24], [25], [29], [35], [39], [43], [46], [51], [57], [59], [62], [77], [79], [82], [84], [87], [93], [95], [96], [100], [103], [113], [114], [115], [116], [128], [129], [169], [173], [179], [187], [188], [194], [198], [199], [210], [211], [212], [213], [216], [217], [220], [221], [222], [223], [224], [226], [227], [228], [229], [230], [231], [232], [233], [234], [244], [245], [246], [247], [248], [249], [250], [252] [2018-11-18 14:09:12,446 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:09:12,447 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:09:12,873 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:09:12,874 INFO L272 AbstractInterpreter]: Visited 61 different actions 70 times. Merged at 6 different actions 6 times. Never widened. Performed 2494 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2494 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-11-18 14:09:12,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:12,887 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:09:13,213 INFO L227 lantSequenceWeakener]: Weakened 90 states. On average, predicates are now at 97.38% of their original sizes. [2018-11-18 14:09:13,213 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:09:13,298 INFO L415 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-11-18 14:09:13,298 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:09:13,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:09:13,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [7] total 19 [2018-11-18 14:09:13,299 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:09:13,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 14:09:13,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 14:09:13,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:09:13,300 INFO L87 Difference]: Start difference. First operand 152 states and 170 transitions. Second operand 14 states. [2018-11-18 14:09:14,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:09:14,586 INFO L93 Difference]: Finished difference Result 193 states and 218 transitions. [2018-11-18 14:09:14,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:09:14,586 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-11-18 14:09:14,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:09:14,587 INFO L225 Difference]: With dead ends: 193 [2018-11-18 14:09:14,587 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:09:14,588 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-18 14:09:14,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:09:14,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:09:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:09:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:09:14,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-11-18 14:09:14,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:09:14,589 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:09:14,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 14:09:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:09:14,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:09:14,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:09:15,221 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2018-11-18 14:09:15,221 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2018-11-18 14:09:15,221 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2018-11-18 14:09:15,221 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2018-11-18 14:09:15,221 INFO L421 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,222 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,222 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L421 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2018-11-18 14:09:15,222 INFO L421 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:09:15,222 INFO L425 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L421 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L421 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:09:15,223 INFO L421 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 63 108) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L421 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2018-11-18 14:09:15,223 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L428 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L421 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,224 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L428 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2018-11-18 14:09:15,225 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2018-11-18 14:09:15,226 INFO L428 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2018-11-18 14:09:15,226 INFO L425 ceAbstractionStarter]: For program point L828-1(lines 828 842) no Hoare annotation was computed. [2018-11-18 14:09:15,227 INFO L428 ceAbstractionStarter]: At program point L828-3(lines 828 842) the Hoare annotation is: true [2018-11-18 14:09:15,227 INFO L428 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-11-18 14:09:15,227 INFO L425 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-11-18 14:09:15,227 INFO L428 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2018-11-18 14:09:15,227 INFO L425 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-11-18 14:09:15,227 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-18 14:09:15,227 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2018-11-18 14:09:15,227 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 14:09:15,227 INFO L421 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 14:09:15,227 INFO L421 ceAbstractionStarter]: At program point L141(lines 141 147) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L421 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2018-11-18 14:09:15,228 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2018-11-18 14:09:15,228 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:09:15,229 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 14:09:15,229 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2018-11-18 14:09:15,229 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (= ~waterLevel~0 2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:09:15,229 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 14:09:15,230 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 14:09:15,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:09:15,230 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:09:15,230 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2018-11-18 14:09:15,230 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2018-11-18 14:09:15,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:09:15 BoogieIcfgContainer [2018-11-18 14:09:15,238 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:09:15,239 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:09:15,239 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:09:15,239 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:09:15,239 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:10" (3/4) ... [2018-11-18 14:09:15,242 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:09:15,245 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:09:15,245 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:09:15,245 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:09:15,246 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:09:15,247 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:09:15,247 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:09:15,252 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 14:09:15,252 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:09:15,252 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:09:15,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 2 && pumpRunning == 0) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((waterLevel == 1 && pumpRunning == 0) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:09:15,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:09:15,299 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f096939e-6317-4070-8da3-a26ec2f04e91/bin-2019/utaipan/witness.graphml [2018-11-18 14:09:15,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:09:15,299 INFO L168 Benchmark]: Toolchain (without parser) took 5324.21 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 330.3 MB). Free memory was 955.4 MB in the beginning and 1.0 GB in the end (delta: -48.8 MB). Peak memory consumption was 281.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,300 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:09:15,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:09:15,300 INFO L168 Benchmark]: Boogie Preprocessor took 32.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,300 INFO L168 Benchmark]: RCFGBuilder took 464.01 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: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,301 INFO L168 Benchmark]: TraceAbstraction took 4380.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 176.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.4 MB). Peak memory consumption was 240.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,301 INFO L168 Benchmark]: Witness Printer took 60.02 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:15,302 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 464.01 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: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4380.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 176.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.4 MB). Peak memory consumption was 240.1 MB. Max. memory is 11.5 GB. * Witness Printer took 60.02 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (((((waterLevel == 2 && pumpRunning == 0) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((waterLevel == 1 && pumpRunning == 0) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 119 locations, 1 error locations. SAFE Result, 4.3s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 648 SDtfs, 447 SDslu, 1419 SDs, 0 SdLazy, 468 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 145 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9973640675653187 AbsIntWeakeningRatio, 0.9494949494949495 AbsIntAvgWeakeningVarsNumRemoved, 87.03030303030303 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 279 PreInvPairs, 292 NumberOfFragments, 728 HoareAnnotationTreeSize, 279 FomulaSimplifications, 139 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 674 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 368 ConstructedInterpolants, 0 QuantifiedInterpolants, 49908 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...