./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/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 99eaecf53b705ce7ede6eb19864d6c34a239ca25 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 02:49:30,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 02:49:30,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 02:49:30,424 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 02:49:30,424 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 02:49:30,425 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 02:49:30,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 02:49:30,427 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 02:49:30,428 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 02:49:30,428 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 02:49:30,429 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 02:49:30,429 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 02:49:30,430 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 02:49:30,431 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 02:49:30,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 02:49:30,432 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 02:49:30,433 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 02:49:30,434 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 02:49:30,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 02:49:30,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 02:49:30,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 02:49:30,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 02:49:30,439 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 02:49:30,439 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 02:49:30,439 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 02:49:30,440 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 02:49:30,441 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 02:49:30,441 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 02:49:30,442 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 02:49:30,443 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 02:49:30,443 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 02:49:30,443 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 02:49:30,443 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 02:49:30,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 02:49:30,444 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 02:49:30,445 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 02:49:30,445 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 02:49:30,454 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 02:49:30,454 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 02:49:30,455 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 02:49:30,455 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 02:49:30,455 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 02:49:30,455 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 02:49:30,455 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 02:49:30,456 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 02:49:30,457 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 02:49:30,457 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 02:49:30,457 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 02:49:30,457 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 02:49:30,457 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 02:49:30,458 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 02:49:30,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 02:49:30,459 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 02:49:30,459 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 02:49:30,459 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 02:49:30,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 02:49:30,459 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 02:49:30,459 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 02:49:30,460 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 02:49:30,460 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 02:49:30,460 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 02:49:30,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 02:49:30,460 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 02:49:30,460 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_6b129f8f-8fa2-4709-b333-94e12d2ae116/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 -> 99eaecf53b705ce7ede6eb19864d6c34a239ca25 [2018-12-09 02:49:30,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 02:49:30,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 02:49:30,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 02:49:30,497 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 02:49:30,497 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 02:49:30,498 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-12-09 02:49:30,539 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/data/a6f046e9b/1a67aa4a72044958a97be0adc966db0f/FLAG7e04616d1 [2018-12-09 02:49:30,947 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 02:49:30,948 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-12-09 02:49:30,953 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/data/a6f046e9b/1a67aa4a72044958a97be0adc966db0f/FLAG7e04616d1 [2018-12-09 02:49:30,960 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/data/a6f046e9b/1a67aa4a72044958a97be0adc966db0f [2018-12-09 02:49:30,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 02:49:30,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 02:49:30,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 02:49:30,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 02:49:30,967 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 02:49:30,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:49:30" (1/1) ... [2018-12-09 02:49:30,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:30, skipping insertion in model container [2018-12-09 02:49:30,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:49:30" (1/1) ... [2018-12-09 02:49:30,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 02:49:30,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 02:49:31,138 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:49:31,177 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 02:49:31,221 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:49:31,238 INFO L195 MainTranslator]: Completed translation [2018-12-09 02:49:31,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31 WrapperNode [2018-12-09 02:49:31,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 02:49:31,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 02:49:31,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 02:49:31,239 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 02:49:31,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 02:49:31,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 02:49:31,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 02:49:31,259 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 02:49:31,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... [2018-12-09 02:49:31,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 02:49:31,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 02:49:31,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 02:49:31,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 02:49:31,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/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 [2018-12-09 02:49:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 02:49:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 02:49:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-09 02:49:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-09 02:49:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 02:49:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 02:49:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 02:49:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 02:49:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 02:49:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:49:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 02:49:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 02:49:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 02:49:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 02:49:31,616 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 02:49:31,616 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 02:49:31,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:49:31 BoogieIcfgContainer [2018-12-09 02:49:31,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 02:49:31,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 02:49:31,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 02:49:31,620 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 02:49:31,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 02:49:30" (1/3) ... [2018-12-09 02:49:31,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a70c76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:49:31, skipping insertion in model container [2018-12-09 02:49:31,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:49:31" (2/3) ... [2018-12-09 02:49:31,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a70c76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:49:31, skipping insertion in model container [2018-12-09 02:49:31,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:49:31" (3/3) ... [2018-12-09 02:49:31,621 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-12-09 02:49:31,627 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 02:49:31,632 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 02:49:31,640 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 02:49:31,658 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 02:49:31,658 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 02:49:31,658 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 02:49:31,658 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 02:49:31,658 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 02:49:31,659 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 02:49:31,659 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 02:49:31,659 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 02:49:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-12-09 02:49:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 02:49:31,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:31,682 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] [2018-12-09 02:49:31,684 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:31,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:31,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1145449371, now seen corresponding path program 1 times [2018-12-09 02:49:31,690 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:31,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:31,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,718 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:49:31,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 02:49:31,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 02:49:31,847 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:31,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 02:49:31,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 02:49:31,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 02:49:31,859 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-12-09 02:49:31,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:31,879 INFO L93 Difference]: Finished difference Result 212 states and 261 transitions. [2018-12-09 02:49:31,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 02:49:31,879 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 02:49:31,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:31,886 INFO L225 Difference]: With dead ends: 212 [2018-12-09 02:49:31,886 INFO L226 Difference]: Without dead ends: 106 [2018-12-09 02:49:31,888 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 02:49:31,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-12-09 02:49:31,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-12-09 02:49:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-09 02:49:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2018-12-09 02:49:31,916 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2018-12-09 02:49:31,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:31,917 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2018-12-09 02:49:31,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 02:49:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2018-12-09 02:49:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 02:49:31,919 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:31,919 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] [2018-12-09 02:49:31,919 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:31,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:31,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1740097103, now seen corresponding path program 1 times [2018-12-09 02:49:31,919 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:31,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:31,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,920 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:49:31,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 02:49:31,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 02:49:31,975 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:31,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 02:49:31,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 02:49:31,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 02:49:31,976 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 3 states. [2018-12-09 02:49:31,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:31,987 INFO L93 Difference]: Finished difference Result 157 states and 179 transitions. [2018-12-09 02:49:31,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 02:49:31,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 02:49:31,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:31,988 INFO L225 Difference]: With dead ends: 157 [2018-12-09 02:49:31,988 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 02:49:31,989 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 02:49:31,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 02:49:31,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-09 02:49:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-09 02:49:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2018-12-09 02:49:31,996 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2018-12-09 02:49:31,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:31,996 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2018-12-09 02:49:31,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 02:49:31,996 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2018-12-09 02:49:31,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 02:49:31,997 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:31,998 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 02:49:31,998 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:31,998 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:31,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1822705228, now seen corresponding path program 1 times [2018-12-09 02:49:31,998 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:31,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:31,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:31,999 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:49:32,065 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 02:49:32,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 02:49:32,066 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:32,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 02:49:32,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 02:49:32,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 02:49:32,066 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 7 states. [2018-12-09 02:49:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:32,209 INFO L93 Difference]: Finished difference Result 170 states and 197 transitions. [2018-12-09 02:49:32,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 02:49:32,210 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-09 02:49:32,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:32,211 INFO L225 Difference]: With dead ends: 170 [2018-12-09 02:49:32,211 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 02:49:32,211 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 02:49:32,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 02:49:32,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-09 02:49:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-09 02:49:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2018-12-09 02:49:32,218 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2018-12-09 02:49:32,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:32,218 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2018-12-09 02:49:32,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 02:49:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2018-12-09 02:49:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 02:49:32,220 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:32,220 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] [2018-12-09 02:49:32,220 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:32,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:32,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1520658180, now seen corresponding path program 1 times [2018-12-09 02:49:32,220 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:32,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:32,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,221 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:32,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:49:32,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 02:49:32,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 02:49:32,307 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:32,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 02:49:32,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 02:49:32,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 02:49:32,308 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 10 states. [2018-12-09 02:49:32,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:32,583 INFO L93 Difference]: Finished difference Result 296 states and 357 transitions. [2018-12-09 02:49:32,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 02:49:32,584 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-12-09 02:49:32,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:32,586 INFO L225 Difference]: With dead ends: 296 [2018-12-09 02:49:32,587 INFO L226 Difference]: Without dead ends: 223 [2018-12-09 02:49:32,587 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-09 02:49:32,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-12-09 02:49:32,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2018-12-09 02:49:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-12-09 02:49:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 255 transitions. [2018-12-09 02:49:32,610 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 255 transitions. Word has length 60 [2018-12-09 02:49:32,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:32,610 INFO L480 AbstractCegarLoop]: Abstraction has 219 states and 255 transitions. [2018-12-09 02:49:32,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 02:49:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 255 transitions. [2018-12-09 02:49:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 02:49:32,612 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:32,613 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 02:49:32,613 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:32,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:32,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1954253220, now seen corresponding path program 1 times [2018-12-09 02:49:32,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:32,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:32,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,614 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:49:32,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 02:49:32,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 02:49:32,671 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:32,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 02:49:32,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 02:49:32,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 02:49:32,672 INFO L87 Difference]: Start difference. First operand 219 states and 255 transitions. Second operand 3 states. [2018-12-09 02:49:32,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:32,686 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-12-09 02:49:32,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 02:49:32,686 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-09 02:49:32,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:32,687 INFO L225 Difference]: With dead ends: 356 [2018-12-09 02:49:32,687 INFO L226 Difference]: Without dead ends: 161 [2018-12-09 02:49:32,688 INFO L631 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 [2018-12-09 02:49:32,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-12-09 02:49:32,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-12-09 02:49:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-09 02:49:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-12-09 02:49:32,700 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2018-12-09 02:49:32,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:32,700 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-12-09 02:49:32,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 02:49:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-12-09 02:49:32,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 02:49:32,702 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 02:49:32,702 INFO L402 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] [2018-12-09 02:49:32,702 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 02:49:32,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:32,703 INFO L82 PathProgramCache]: Analyzing trace with hash 123330663, now seen corresponding path program 1 times [2018-12-09 02:49:32,703 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 02:49:32,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 02:49:32,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 02:49:32,703 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 02:49:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:49:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 02:49:32,788 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 02:49:32,788 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 02:49:32,789 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-12-09 02:49:32,790 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [39], [40], [49], [64], [67], [68], [77], [81], [85], [88], [93], [99], [101], [107], [112], [120], [121], [122], [123], [162], [166], [172], [182], [190], [194], [195], [198], [199], [200], [201], [202], [204], [205], [206], [207], [208], [209], [210], [211], [212], [214], [224], [225], [226], [227], [232], [233], [242], [243], [244], [245], [246], [247], [248] [2018-12-09 02:49:32,813 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 02:49:32,813 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 02:49:33,134 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 02:49:33,135 INFO L272 AbstractInterpreter]: Visited 67 different actions 75 times. Merged at 5 different actions 5 times. Never widened. Performed 2724 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2724 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-12-09 02:49:33,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:49:33,142 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 02:49:33,347 INFO L227 lantSequenceWeakener]: Weakened 96 states. On average, predicates are now at 97.57% of their original sizes. [2018-12-09 02:49:33,347 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 02:49:33,399 INFO L418 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-12-09 02:49:33,400 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 02:49:33,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 02:49:33,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [7] total 17 [2018-12-09 02:49:33,400 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 02:49:33,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 02:49:33,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 02:49:33,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-12-09 02:49:33,401 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 12 states. [2018-12-09 02:49:33,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 02:49:33,973 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-12-09 02:49:33,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 02:49:33,973 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 100 [2018-12-09 02:49:33,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 02:49:33,974 INFO L225 Difference]: With dead ends: 205 [2018-12-09 02:49:33,974 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 02:49:33,974 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-09 02:49:33,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 02:49:33,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 02:49:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 02:49:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 02:49:33,975 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-12-09 02:49:33,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 02:49:33,976 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 02:49:33,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 02:49:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 02:49:33,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 02:49:33,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 02:49:34,645 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2018-12-09 02:49:34,645 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2018-12-09 02:49:34,645 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 690 697) no Hoare annotation was computed. [2018-12-09 02:49:34,645 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2018-12-09 02:49:34,645 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 640 664) 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))))) [2018-12-09 02:49:34,645 INFO L444 ceAbstractionStarter]: At program point L659(line 659) 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))))) [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L444 ceAbstractionStarter]: At program point L654(line 654) 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))))) [2018-12-09 02:49:34,646 INFO L444 ceAbstractionStarter]: At program point L650(line 650) 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))))) [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 656) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L444 ceAbstractionStarter]: At program point L646(line 646) 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))))) [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point L644(lines 644 661) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-12-09 02:49:34,646 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 549) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 585) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L581-2(lines 573 586) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L544(lines 543 590) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 586) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L588(lines 543 590) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 02:49:34,647 INFO L444 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L553(lines 553 559) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2018-12-09 02:49:34,647 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point L882(line 882) 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))))) [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point L878(line 878) 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))))) [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 889) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L451 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point L856-1(line 856) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L448 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-12-09 02:49:34,648 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,649 INFO L444 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,649 INFO L444 ceAbstractionStarter]: At program point L850-1(line 850) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 844 866) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 709 717) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2018-12-09 02:49:34,649 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2018-12-09 02:49:34,650 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2018-12-09 02:49:34,650 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2018-12-09 02:49:34,650 INFO L451 ceAbstractionStarter]: At program point L798(lines 773 802) the Hoare annotation is: true [2018-12-09 02:49:34,650 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2018-12-09 02:49:34,650 INFO L448 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-12-09 02:49:34,650 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2018-12-09 02:49:34,650 INFO L451 ceAbstractionStarter]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2018-12-09 02:49:34,650 INFO L448 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-12-09 02:49:34,650 INFO L451 ceAbstractionStarter]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2018-12-09 02:49:34,650 INFO L451 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2018-12-09 02:49:34,651 INFO L448 ceAbstractionStarter]: For program point L779-1(line 779) no Hoare annotation was computed. [2018-12-09 02:49:34,651 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 608 631) 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))))) [2018-12-09 02:49:34,651 INFO L444 ceAbstractionStarter]: At program point L621(line 621) 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))))) [2018-12-09 02:49:34,651 INFO L444 ceAbstractionStarter]: At program point L619(lines 619 625) 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))))) [2018-12-09 02:49:34,651 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2018-12-09 02:49:34,651 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2018-12-09 02:49:34,651 INFO L444 ceAbstractionStarter]: At program point L614(line 614) 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))))) [2018-12-09 02:49:34,651 INFO L448 ceAbstractionStarter]: For program point L612(lines 611 630) no Hoare annotation was computed. [2018-12-09 02:49:34,651 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2018-12-09 02:49:34,652 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 02:49:34,652 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-09 02:49:34,653 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 2))))) [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 754 761) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) 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))))) [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 763 770) no Hoare annotation was computed. [2018-12-09 02:49:34,653 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2018-12-09 02:49:34,654 INFO L451 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2018-12-09 02:49:34,654 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 698 708) no Hoare annotation was computed. [2018-12-09 02:49:34,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 02:49:34 BoogieIcfgContainer [2018-12-09 02:49:34,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 02:49:34,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 02:49:34,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 02:49:34,664 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 02:49:34,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:49:31" (3/4) ... [2018-12-09 02:49:34,667 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 02:49:34,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 02:49:34,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 02:49:34,676 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-09 02:49:34,676 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 02:49:34,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 02:49:34,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 02:49:34,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 02:49:34,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 02:49:34,694 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 02:49:34,694 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 02:49:34,720 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6b129f8f-8fa2-4709-b333-94e12d2ae116/bin-2019/utaipan/witness.graphml [2018-12-09 02:49:34,720 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 02:49:34,721 INFO L168 Benchmark]: Toolchain (without parser) took 3758.45 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 286.3 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 95.4 MB. Max. memory is 11.5 GB. [2018-12-09 02:49:34,722 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:49:34,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-09 02:49:34,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:49:34,723 INFO L168 Benchmark]: Boogie Preprocessor took 22.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:49:34,723 INFO L168 Benchmark]: RCFGBuilder took 335.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-12-09 02:49:34,723 INFO L168 Benchmark]: TraceAbstraction took 3046.57 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -98.0 MB). Peak memory consumption was 386.5 MB. Max. memory is 11.5 GB. [2018-12-09 02:49:34,723 INFO L168 Benchmark]: Witness Printer took 56.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:49:34,725 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 335.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3046.57 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -98.0 MB). Peak memory consumption was 386.5 MB. Max. memory is 11.5 GB. * Witness Printer took 56.15 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 119 locations, 1 error locations. SAFE Result, 3.0s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 658 SDtfs, 469 SDslu, 1531 SDs, 0 SdLazy, 507 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 148 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9968560478614473 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 96.62626262626263 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 663 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 49717 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...