./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product04_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_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product04_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:12:49,428 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:12:49,430 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:12:49,438 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:12:49,438 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:12:49,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:12:49,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:12:49,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:12:49,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:12:49,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:12:49,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:12:49,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:12:49,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:12:49,446 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:12:49,447 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:12:49,448 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:12:49,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:12:49,450 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:12:49,452 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:12:49,453 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:12:49,454 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:12:49,455 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:12:49,456 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:12:49,457 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:12:49,457 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:12:49,457 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:12:49,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:12:49,459 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:12:49,460 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:12:49,461 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:12:49,461 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:12:49,461 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:12:49,461 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:12:49,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:12:49,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:12:49,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:12:49,464 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 09:12:49,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:12:49,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:12:49,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:12:49,475 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 09:12:49,475 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:12:49,476 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:12:49,476 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:12:49,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:12:49,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:12:49,476 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:12:49,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:12:49,477 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:12:49,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:12:49,478 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:12:49,478 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:12:49,478 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:12:49,478 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:12:49,478 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:12:49,479 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 [2018-11-18 09:12:49,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:12:49,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:12:49,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:12:49,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:12:49,519 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:12:49,519 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product04_true-unreach-call_false-termination.cil.c [2018-11-18 09:12:49,563 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/data/d0e8ab731/64a446cb940e496e8aa3f650cd4621c3/FLAG91d9f1c1f [2018-11-18 09:12:50,001 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:12:50,002 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/sv-benchmarks/c/product-lines/minepump_spec4_product04_true-unreach-call_false-termination.cil.c [2018-11-18 09:12:50,011 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/data/d0e8ab731/64a446cb940e496e8aa3f650cd4621c3/FLAG91d9f1c1f [2018-11-18 09:12:50,021 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/data/d0e8ab731/64a446cb940e496e8aa3f650cd4621c3 [2018-11-18 09:12:50,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:12:50,024 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:12:50,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:12:50,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:12:50,027 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:12:50,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50, skipping insertion in model container [2018-11-18 09:12:50,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:12:50,067 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:12:50,265 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:12:50,273 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:12:50,381 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:12:50,400 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:12:50,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50 WrapperNode [2018-11-18 09:12:50,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:12:50,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:12:50,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:12:50,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:12:50,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... [2018-11-18 09:12:50,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:12:50,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:12:50,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:12:50,461 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:12:50,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:12:50,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:12:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:12:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 09:12:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:12:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:12:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:12:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:12:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:12:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:12:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:12:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:12:51,197 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:12:51,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:12:51 BoogieIcfgContainer [2018-11-18 09:12:51,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:12:51,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:12:51,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:12:51,200 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:12:51,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:12:50" (1/3) ... [2018-11-18 09:12:51,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47b0c4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:12:51, skipping insertion in model container [2018-11-18 09:12:51,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:12:50" (2/3) ... [2018-11-18 09:12:51,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47b0c4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:12:51, skipping insertion in model container [2018-11-18 09:12:51,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:12:51" (3/3) ... [2018-11-18 09:12:51,202 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product04_true-unreach-call_false-termination.cil.c [2018-11-18 09:12:51,208 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:12:51,213 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:12:51,223 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:12:51,245 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:12:51,246 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:12:51,246 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:12:51,246 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:12:51,246 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:12:51,246 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:12:51,246 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:12:51,246 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:12:51,246 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:12:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-11-18 09:12:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 09:12:51,266 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:51,267 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 09:12:51,269 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:51,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:51,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1933594814, now seen corresponding path program 1 times [2018-11-18 09:12:51,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:51,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:51,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:51,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:51,468 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 09:12:51,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:51,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:12:51,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:12:51,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:12:51,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:12:51,483 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-11-18 09:12:51,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:51,503 INFO L93 Difference]: Finished difference Result 192 states and 237 transitions. [2018-11-18 09:12:51,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:12:51,504 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 09:12:51,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:51,513 INFO L225 Difference]: With dead ends: 192 [2018-11-18 09:12:51,513 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 09:12:51,517 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 09:12:51,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 09:12:51,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 09:12:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 09:12:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-11-18 09:12:51,548 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 46 [2018-11-18 09:12:51,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:51,548 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-11-18 09:12:51,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:12:51,549 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-11-18 09:12:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 09:12:51,550 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:51,550 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 09:12:51,550 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:51,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:51,551 INFO L82 PathProgramCache]: Analyzing trace with hash 655347046, now seen corresponding path program 1 times [2018-11-18 09:12:51,551 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:51,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:51,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:51,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:51,634 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 09:12:51,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:51,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:12:51,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:12:51,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:12:51,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:12:51,636 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 3 states. [2018-11-18 09:12:51,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:51,649 INFO L93 Difference]: Finished difference Result 126 states and 143 transitions. [2018-11-18 09:12:51,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:12:51,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 09:12:51,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:51,651 INFO L225 Difference]: With dead ends: 126 [2018-11-18 09:12:51,651 INFO L226 Difference]: Without dead ends: 86 [2018-11-18 09:12:51,652 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 09:12:51,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-11-18 09:12:51,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-11-18 09:12:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-18 09:12:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2018-11-18 09:12:51,660 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 48 [2018-11-18 09:12:51,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:51,660 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2018-11-18 09:12:51,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:12:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2018-11-18 09:12:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 09:12:51,661 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:51,661 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] [2018-11-18 09:12:51,662 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:51,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:51,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1301044483, now seen corresponding path program 1 times [2018-11-18 09:12:51,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:51,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:51,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:51,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:51,776 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 09:12:51,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:51,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:12:51,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:12:51,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:12:51,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:12:51,777 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 7 states. [2018-11-18 09:12:52,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:52,112 INFO L93 Difference]: Finished difference Result 261 states and 312 transitions. [2018-11-18 09:12:52,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:12:52,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 09:12:52,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:52,115 INFO L225 Difference]: With dead ends: 261 [2018-11-18 09:12:52,115 INFO L226 Difference]: Without dead ends: 199 [2018-11-18 09:12:52,116 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:12:52,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-11-18 09:12:52,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 175. [2018-11-18 09:12:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-18 09:12:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 207 transitions. [2018-11-18 09:12:52,138 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 207 transitions. Word has length 53 [2018-11-18 09:12:52,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:52,139 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 207 transitions. [2018-11-18 09:12:52,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:12:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 207 transitions. [2018-11-18 09:12:52,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 09:12:52,141 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:52,141 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] [2018-11-18 09:12:52,142 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:52,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:52,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1800677472, now seen corresponding path program 1 times [2018-11-18 09:12:52,143 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:52,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:52,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:52,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:52,265 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 09:12:52,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:52,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:12:52,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:12:52,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:12:52,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:12:52,267 INFO L87 Difference]: Start difference. First operand 175 states and 207 transitions. Second operand 10 states. [2018-11-18 09:12:52,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:52,589 INFO L93 Difference]: Finished difference Result 580 states and 747 transitions. [2018-11-18 09:12:52,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 09:12:52,591 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2018-11-18 09:12:52,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:52,594 INFO L225 Difference]: With dead ends: 580 [2018-11-18 09:12:52,594 INFO L226 Difference]: Without dead ends: 429 [2018-11-18 09:12:52,596 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 09:12:52,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-11-18 09:12:52,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 417. [2018-11-18 09:12:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2018-11-18 09:12:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 511 transitions. [2018-11-18 09:12:52,633 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 511 transitions. Word has length 56 [2018-11-18 09:12:52,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:52,633 INFO L480 AbstractCegarLoop]: Abstraction has 417 states and 511 transitions. [2018-11-18 09:12:52,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:12:52,634 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 511 transitions. [2018-11-18 09:12:52,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 09:12:52,636 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:52,636 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 09:12:52,636 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:52,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:52,637 INFO L82 PathProgramCache]: Analyzing trace with hash -304350630, now seen corresponding path program 1 times [2018-11-18 09:12:52,637 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:52,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:52,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:52,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:52,715 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 09:12:52,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:52,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:12:52,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:12:52,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:12:52,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:12:52,717 INFO L87 Difference]: Start difference. First operand 417 states and 511 transitions. Second operand 3 states. [2018-11-18 09:12:52,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:52,741 INFO L93 Difference]: Finished difference Result 768 states and 955 transitions. [2018-11-18 09:12:52,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:12:52,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-18 09:12:52,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:52,751 INFO L225 Difference]: With dead ends: 768 [2018-11-18 09:12:52,751 INFO L226 Difference]: Without dead ends: 375 [2018-11-18 09:12:52,753 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 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 09:12:52,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-11-18 09:12:52,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2018-11-18 09:12:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-11-18 09:12:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 437 transitions. [2018-11-18 09:12:52,775 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 437 transitions. Word has length 60 [2018-11-18 09:12:52,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:52,775 INFO L480 AbstractCegarLoop]: Abstraction has 375 states and 437 transitions. [2018-11-18 09:12:52,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:12:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 437 transitions. [2018-11-18 09:12:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 09:12:52,778 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:12:52,779 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:12:52,779 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:12:52,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:12:52,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1264877134, now seen corresponding path program 1 times [2018-11-18 09:12:52,779 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:12:52,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:12:52,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:12:52,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:12:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:12:52,906 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:12:52,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:12:52,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:12:52,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:12:52,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:12:52,909 INFO L87 Difference]: Start difference. First operand 375 states and 437 transitions. Second operand 6 states. [2018-11-18 09:12:53,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:12:53,099 INFO L93 Difference]: Finished difference Result 381 states and 443 transitions. [2018-11-18 09:12:53,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:12:53,099 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-18 09:12:53,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:12:53,100 INFO L225 Difference]: With dead ends: 381 [2018-11-18 09:12:53,100 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:12:53,101 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:12:53,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:12:53,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:12:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:12:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:12:53,102 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-11-18 09:12:53,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:12:53,102 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:12:53,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:12:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:12:53,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:12:53,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L545-1(lines 545 566) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L545-3(lines 545 566) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L567(lines 544 568) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 520 575) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 520 575) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 520 575) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point L628(lines 601 629) no Hoare annotation was computed. [2018-11-18 09:12:53,621 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 576 635) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 576 635) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L608(lines 608 612) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L608-1(lines 608 612) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L602-1(lines 602 627) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L602-3(lines 602 627) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 576 635) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-18 09:12:53,622 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 843 867) the Hoare annotation is: true [2018-11-18 09:12:53,622 INFO L421 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 09:12:53,622 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L421 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 864) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 843 867) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L851-1(lines 843 867) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L428 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: true [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,623 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,623 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,623 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-18 09:12:53,623 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,624 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 09:12:53,624 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 375 389) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L421 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 385) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 375 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 375 389) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 354) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2018-11-18 09:12:53,625 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 366) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 474 519) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 474 519) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 474 519) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 821) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point L801-1(lines 801 821) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 787 832) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 787 832) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 814) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 787 832) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-18 09:12:53,626 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 319 329) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point L324(line 324) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 296 302) no Hoare annotation was computed. [2018-11-18 09:12:53,627 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 296 302) the Hoare annotation is: true [2018-11-18 09:12:53,627 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 399 466) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,627 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 415) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 409 458) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 399 466) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L421 ceAbstractionStarter]: At program point L459(lines 408 460) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,628 INFO L421 ceAbstractionStarter]: At program point L449(line 449) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,628 INFO L425 ceAbstractionStarter]: For program point L447(lines 447 453) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L421 ceAbstractionStarter]: At program point L447-1(lines 439 454) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,628 INFO L425 ceAbstractionStarter]: For program point L410(lines 409 458) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L421 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,628 INFO L425 ceAbstractionStarter]: For program point L439(lines 439 454) no Hoare annotation was computed. [2018-11-18 09:12:53,628 INFO L421 ceAbstractionStarter]: At program point L431(line 431) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 429 435) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L421 ceAbstractionStarter]: At program point L456(lines 409 458) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,629 INFO L421 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 399 466) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L419-1(lines 419 425) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 741 786) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 741 786) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L755(lines 755 775) no Hoare annotation was computed. [2018-11-18 09:12:53,629 INFO L425 ceAbstractionStarter]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 741 786) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 230 252) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 230 252) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 230 252) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 638 740) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 683) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point L727(lines 727 734) no Hoare annotation was computed. [2018-11-18 09:12:53,630 INFO L425 ceAbstractionStarter]: For program point L688(lines 687 707) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L719-1(line 719) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 725) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 638 740) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 666) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 737) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 638 740) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L689(lines 689 693) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L687-1(lines 687 707) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L687-3(lines 687 707) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point L708(lines 686 709) no Hoare annotation was computed. [2018-11-18 09:12:53,631 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 253 261) the Hoare annotation is: true [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 253 261) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 253 261) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 209 220) the Hoare annotation is: true [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 209 220) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point L213-1(lines 209 220) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,632 INFO L421 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-18 09:12:53,633 INFO L421 ceAbstractionStarter]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:12:53,633 INFO L421 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L276(lines 275 294) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 272 295) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 272 295) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 272 295) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 09:12:53,633 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 09:12:53,633 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 221 229) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 221 229) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 221 229) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 185 196) the Hoare annotation is: true [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 185 196) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 185 196) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 09:12:53,634 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 390 397) no Hoare annotation was computed. [2018-11-18 09:12:53,634 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 390 397) the Hoare annotation is: true [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 390 397) no Hoare annotation was computed. [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 197 208) no Hoare annotation was computed. [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 197 208) no Hoare annotation was computed. [2018-11-18 09:12:53,635 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 197 208) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 838) no Hoare annotation was computed. [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 834 841) no Hoare annotation was computed. [2018-11-18 09:12:53,635 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 834 841) the Hoare annotation is: true [2018-11-18 09:12:53,635 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 834 841) no Hoare annotation was computed. [2018-11-18 09:12:53,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:12:53 BoogieIcfgContainer [2018-11-18 09:12:53,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:12:53,644 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:12:53,644 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:12:53,644 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:12:53,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:12:51" (3/4) ... [2018-11-18 09:12:53,648 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:12:53,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:12:53,654 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:12:53,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:12:53,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 09:12:53,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:12:53,655 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:12:53,659 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 09:12:53,659 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:12:53,660 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:12:53,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:12:53,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:12:53,710 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ecfbc5ed-4259-49ee-9892-f232c609872b/bin-2019/uautomizer/witness.graphml [2018-11-18 09:12:53,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:12:53,710 INFO L168 Benchmark]: Toolchain (without parser) took 3686.71 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 246.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -124.6 MB). Peak memory consumption was 122.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,711 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:12:53,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,712 INFO L168 Benchmark]: Boogie Preprocessor took 59.74 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,712 INFO L168 Benchmark]: RCFGBuilder took 736.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,712 INFO L168 Benchmark]: TraceAbstraction took 2446.02 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 100.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -58.7 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,712 INFO L168 Benchmark]: Witness Printer took 65.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:12:53,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.74 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 736.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2446.02 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 100.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -58.7 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. * Witness Printer took 65.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 838]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 209 locations, 1 error locations. SAFE Result, 2.3s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 606 SDtfs, 402 SDslu, 1336 SDs, 0 SdLazy, 423 SolverSat, 52 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 383 PreInvPairs, 444 NumberOfFragments, 478 HoareAnnotationTreeSize, 383 FomulaSimplifications, 585 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1801 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 43078 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...