java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:41,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:41,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:41,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:41,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:41,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:41,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:41,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:41,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:41,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:41,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:41,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:41,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:41,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:41,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:41,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:41,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:41,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:41,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:41,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:41,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:41,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:41,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:41,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:41,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:41,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:41,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:41,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:41,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:41,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:41,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:41,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:41,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:41,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:41,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:41,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:41,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:41,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:41,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:41,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:41,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:41,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:41,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:41,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:41,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:41,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:41,439 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:41,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:41,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:41,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:41,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:41,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:41,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:41,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:41,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:41,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:41,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:41,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:41,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:41,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:41,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:41,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:41,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:41,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:41,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:41,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:41,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:41,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:41,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:41,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:41,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:41,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:41,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:41,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:41,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:41,772 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:41,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-10-13 21:21:41,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b3240fe0/926c49da879246d689049c3bb98d0d8a/FLAG87257caca [2019-10-13 21:21:42,431 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:42,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-10-13 21:21:42,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b3240fe0/926c49da879246d689049c3bb98d0d8a/FLAG87257caca [2019-10-13 21:21:42,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b3240fe0/926c49da879246d689049c3bb98d0d8a [2019-10-13 21:21:42,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:42,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:42,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:42,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:42,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:42,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:42" (1/1) ... [2019-10-13 21:21:42,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22af5c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:42, skipping insertion in model container [2019-10-13 21:21:42,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:42" (1/1) ... [2019-10-13 21:21:42,727 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:42,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:43,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:43,202 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:43,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:43,339 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:43,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43 WrapperNode [2019-10-13 21:21:43,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:43,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:43,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:43,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:43,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... [2019-10-13 21:21:43,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:43,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:43,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:43,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:43,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-10-13 21:21:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:43,511 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:43,511 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:43,512 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:21:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 21:21:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:44,515 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:44,515 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:44,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:44 BoogieIcfgContainer [2019-10-13 21:21:44,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:44,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:44,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:44,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:44,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:42" (1/3) ... [2019-10-13 21:21:44,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fa29cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:44, skipping insertion in model container [2019-10-13 21:21:44,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:43" (2/3) ... [2019-10-13 21:21:44,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fa29cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:44, skipping insertion in model container [2019-10-13 21:21:44,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:44" (3/3) ... [2019-10-13 21:21:44,526 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product10.cil.c [2019-10-13 21:21:44,537 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:44,547 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:44,560 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:44,601 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:44,601 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:44,601 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:44,602 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:44,602 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:44,602 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:44,603 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:44,603 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-13 21:21:44,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:21:44,632 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:44,633 INFO L380 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] [2019-10-13 21:21:44,635 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:44,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:44,640 INFO L82 PathProgramCache]: Analyzing trace with hash 1687671781, now seen corresponding path program 1 times [2019-10-13 21:21:44,648 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:44,649 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560606847] [2019-10-13 21:21:44,649 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:44,649 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:44,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:45,038 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560606847] [2019-10-13 21:21:45,039 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:45,040 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:45,040 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065912747] [2019-10-13 21:21:45,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:45,046 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:45,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:45,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:45,065 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-10-13 21:21:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:45,103 INFO L93 Difference]: Finished difference Result 170 states and 213 transitions. [2019-10-13 21:21:45,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:45,104 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:21:45,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:45,116 INFO L225 Difference]: With dead ends: 170 [2019-10-13 21:21:45,116 INFO L226 Difference]: Without dead ends: 85 [2019-10-13 21:21:45,121 INFO L600 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 [2019-10-13 21:21:45,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-13 21:21:45,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-13 21:21:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-13 21:21:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2019-10-13 21:21:45,173 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2019-10-13 21:21:45,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:45,173 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2019-10-13 21:21:45,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2019-10-13 21:21:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:21:45,177 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:45,177 INFO L380 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] [2019-10-13 21:21:45,178 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:45,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:45,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1046203216, now seen corresponding path program 1 times [2019-10-13 21:21:45,178 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:45,179 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074263843] [2019-10-13 21:21:45,179 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,179 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:45,325 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074263843] [2019-10-13 21:21:45,326 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:45,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:45,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615186698] [2019-10-13 21:21:45,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:45,330 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:45,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:45,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:45,331 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 3 states. [2019-10-13 21:21:45,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:45,363 INFO L93 Difference]: Finished difference Result 115 states and 131 transitions. [2019-10-13 21:21:45,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:45,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:21:45,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:45,369 INFO L225 Difference]: With dead ends: 115 [2019-10-13 21:21:45,369 INFO L226 Difference]: Without dead ends: 76 [2019-10-13 21:21:45,370 INFO L600 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 [2019-10-13 21:21:45,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-10-13 21:21:45,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2019-10-13 21:21:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-13 21:21:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2019-10-13 21:21:45,389 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2019-10-13 21:21:45,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:45,390 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2019-10-13 21:21:45,390 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2019-10-13 21:21:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:21:45,394 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:45,394 INFO L380 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] [2019-10-13 21:21:45,394 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:45,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:45,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1948536442, now seen corresponding path program 1 times [2019-10-13 21:21:45,395 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:45,395 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542181403] [2019-10-13 21:21:45,395 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,396 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,396 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:45,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542181403] [2019-10-13 21:21:45,575 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:45,575 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:45,575 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349076123] [2019-10-13 21:21:45,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:45,576 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:45,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:45,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:45,577 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 7 states. [2019-10-13 21:21:45,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:45,832 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2019-10-13 21:21:45,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:45,833 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:21:45,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:45,835 INFO L225 Difference]: With dead ends: 128 [2019-10-13 21:21:45,835 INFO L226 Difference]: Without dead ends: 76 [2019-10-13 21:21:45,837 INFO L600 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 [2019-10-13 21:21:45,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-10-13 21:21:45,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2019-10-13 21:21:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-13 21:21:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2019-10-13 21:21:45,848 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2019-10-13 21:21:45,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:45,849 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2019-10-13 21:21:45,849 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2019-10-13 21:21:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 21:21:45,851 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:45,851 INFO L380 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] [2019-10-13 21:21:45,852 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:45,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:45,852 INFO L82 PathProgramCache]: Analyzing trace with hash -952018290, now seen corresponding path program 1 times [2019-10-13 21:21:45,853 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:45,853 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593411191] [2019-10-13 21:21:45,853 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,853 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:45,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:46,057 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593411191] [2019-10-13 21:21:46,057 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:46,057 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:46,058 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574190155] [2019-10-13 21:21:46,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:46,059 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:46,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:46,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:46,060 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 10 states. [2019-10-13 21:21:46,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:46,579 INFO L93 Difference]: Finished difference Result 212 states and 261 transitions. [2019-10-13 21:21:46,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:21:46,581 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2019-10-13 21:21:46,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:46,589 INFO L225 Difference]: With dead ends: 212 [2019-10-13 21:21:46,589 INFO L226 Difference]: Without dead ends: 160 [2019-10-13 21:21:46,592 INFO L600 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 [2019-10-13 21:21:46,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-10-13 21:21:46,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 156. [2019-10-13 21:21:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-10-13 21:21:46,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 183 transitions. [2019-10-13 21:21:46,639 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 183 transitions. Word has length 55 [2019-10-13 21:21:46,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:46,640 INFO L462 AbstractCegarLoop]: Abstraction has 156 states and 183 transitions. [2019-10-13 21:21:46,640 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:46,640 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2019-10-13 21:21:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:21:46,642 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:46,642 INFO L380 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] [2019-10-13 21:21:46,643 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:46,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:46,643 INFO L82 PathProgramCache]: Analyzing trace with hash -939297624, now seen corresponding path program 1 times [2019-10-13 21:21:46,643 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:46,644 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465375518] [2019-10-13 21:21:46,644 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:46,644 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:46,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:46,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465375518] [2019-10-13 21:21:46,705 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:46,705 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:46,705 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455467317] [2019-10-13 21:21:46,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:46,706 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:46,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:46,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:46,707 INFO L87 Difference]: Start difference. First operand 156 states and 183 transitions. Second operand 3 states. [2019-10-13 21:21:46,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:46,733 INFO L93 Difference]: Finished difference Result 241 states and 285 transitions. [2019-10-13 21:21:46,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:46,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-10-13 21:21:46,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:46,738 INFO L225 Difference]: With dead ends: 241 [2019-10-13 21:21:46,738 INFO L226 Difference]: Without dead ends: 146 [2019-10-13 21:21:46,739 INFO L600 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 [2019-10-13 21:21:46,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-10-13 21:21:46,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-10-13 21:21:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-13 21:21:46,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 164 transitions. [2019-10-13 21:21:46,768 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 164 transitions. Word has length 59 [2019-10-13 21:21:46,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:46,769 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 164 transitions. [2019-10-13 21:21:46,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 164 transitions. [2019-10-13 21:21:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-10-13 21:21:46,771 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:46,772 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:46,772 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:46,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:46,772 INFO L82 PathProgramCache]: Analyzing trace with hash 147904096, now seen corresponding path program 1 times [2019-10-13 21:21:46,773 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:46,773 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961362378] [2019-10-13 21:21:46,773 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:46,773 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:46,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-13 21:21:46,873 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961362378] [2019-10-13 21:21:46,874 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:46,874 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:46,875 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974507815] [2019-10-13 21:21:46,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:46,875 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:46,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:46,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:46,876 INFO L87 Difference]: Start difference. First operand 146 states and 164 transitions. Second operand 6 states. [2019-10-13 21:21:46,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:46,998 INFO L93 Difference]: Finished difference Result 148 states and 166 transitions. [2019-10-13 21:21:46,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:46,999 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2019-10-13 21:21:46,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:47,000 INFO L225 Difference]: With dead ends: 148 [2019-10-13 21:21:47,000 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:47,001 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:47,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:47,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:47,002 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2019-10-13 21:21:47,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:47,003 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:47,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:47,003 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:47,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:47,008 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:47,686 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 156) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point L146-2(lines 146 167) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point L168(lines 145 169) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:21:47,687 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-13 21:21:47,688 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2019-10-13 21:21:47,689 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 228) no Hoare annotation was computed. [2019-10-13 21:21:47,689 INFO L443 ceAbstractionStarter]: For program point L229(lines 202 230) no Hoare annotation was computed. [2019-10-13 21:21:47,691 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2019-10-13 21:21:47,691 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2019-10-13 21:21:47,691 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2019-10-13 21:21:47,691 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2019-10-13 21:21:47,691 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2019-10-13 21:21:47,691 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-10-13 21:21:47,692 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:21:47,692 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-10-13 21:21:47,692 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:21:47,692 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-10-13 21:21:47,692 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-10-13 21:21:47,692 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-10-13 21:21:47,693 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-10-13 21:21:47,693 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-10-13 21:21:47,693 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-10-13 21:21:47,693 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 524 546) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,693 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 524 546) no Hoare annotation was computed. [2019-10-13 21:21:47,694 INFO L439 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,694 INFO L439 ceAbstractionStarter]: At program point L536-1(line 536) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,694 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 541) no Hoare annotation was computed. [2019-10-13 21:21:47,694 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 534 541) no Hoare annotation was computed. [2019-10-13 21:21:47,695 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 21:21:47,695 INFO L439 ceAbstractionStarter]: At program point L531(line 531) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,695 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,695 INFO L439 ceAbstractionStarter]: At program point L530-1(line 530) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,695 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 524 546) no Hoare annotation was computed. [2019-10-13 21:21:47,696 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:21:47,696 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:21:47,700 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:21:47,701 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 21:21:47,701 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 21:21:47,702 INFO L443 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2019-10-13 21:21:47,702 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 21:21:47,702 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 21:21:47,702 INFO L443 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2019-10-13 21:21:47,703 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 21:21:47,703 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 21:21:47,703 INFO L443 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2019-10-13 21:21:47,704 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 21:21:47,704 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 21:21:47,704 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-13 21:21:47,704 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 588 595) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 588 595) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 588 595) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2019-10-13 21:21:47,707 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2019-10-13 21:21:47,707 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L649(lines 649 657) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2019-10-13 21:21:47,708 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2019-10-13 21:21:47,709 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 511 520) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 511 520) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 511 520) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 622 632) no Hoare annotation was computed. [2019-10-13 21:21:47,710 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 614 621) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 587) no Hoare annotation was computed. [2019-10-13 21:21:47,711 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 581 587) the Hoare annotation is: true [2019-10-13 21:21:47,712 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 687 752) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,712 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2019-10-13 21:21:47,712 INFO L439 ceAbstractionStarter]: At program point L735-2(lines 727 740) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:21:47,712 INFO L443 ceAbstractionStarter]: For program point L698(lines 697 744) no Hoare annotation was computed. [2019-10-13 21:21:47,712 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:21:47,712 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 740) no Hoare annotation was computed. [2019-10-13 21:21:47,713 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 687 752) no Hoare annotation was computed. [2019-10-13 21:21:47,713 INFO L439 ceAbstractionStarter]: At program point L719(line 719) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:21:47,713 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 723) no Hoare annotation was computed. [2019-10-13 21:21:47,713 INFO L443 ceAbstractionStarter]: For program point L717-1(lines 717 723) no Hoare annotation was computed. [2019-10-13 21:21:47,713 INFO L439 ceAbstractionStarter]: At program point L742(lines 697 744) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:21:47,713 INFO L439 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:21:47,713 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point L707-1(lines 707 713) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point L699(lines 699 703) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L439 ceAbstractionStarter]: At program point L745(lines 696 746) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 687 752) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2019-10-13 21:21:47,714 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 369) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 376) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 801 823) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 801 823) no Hoare annotation was computed. [2019-10-13 21:21:47,715 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 801 823) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L289(lines 288 308) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 326) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2019-10-13 21:21:47,716 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 308) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L309(lines 287 310) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 284) no Hoare annotation was computed. [2019-10-13 21:21:47,717 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 335) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point L608(line 608) no Hoare annotation was computed. [2019-10-13 21:21:47,718 INFO L443 ceAbstractionStarter]: For program point L608-1(lines 597 613) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 610) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 597 613) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point L602-1(line 602) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 597 613) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 824 832) the Hoare annotation is: true [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 824 832) no Hoare annotation was computed. [2019-10-13 21:21:47,719 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 824 832) no Hoare annotation was computed. [2019-10-13 21:21:47,720 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,720 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,720 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,720 INFO L443 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2019-10-13 21:21:47,720 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 780 791) the Hoare annotation is: true [2019-10-13 21:21:47,720 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 780 791) no Hoare annotation was computed. [2019-10-13 21:21:47,721 INFO L439 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-10-13 21:21:47,721 INFO L439 ceAbstractionStarter]: At program point L568(lines 568 574) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-10-13 21:21:47,721 INFO L439 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:21:47,721 INFO L443 ceAbstractionStarter]: For program point L561(lines 560 579) no Hoare annotation was computed. [2019-10-13 21:21:47,721 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 557 580) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-10-13 21:21:47,721 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 557 580) no Hoare annotation was computed. [2019-10-13 21:21:47,722 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 557 580) no Hoare annotation was computed. [2019-10-13 21:21:47,725 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2019-10-13 21:21:47,725 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2019-10-13 21:21:47,725 INFO L446 ceAbstractionStarter]: At program point L471(lines 446 475) the Hoare annotation is: true [2019-10-13 21:21:47,725 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 21:21:47,725 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-10-13 21:21:47,726 INFO L446 ceAbstractionStarter]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2019-10-13 21:21:47,726 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 21:21:47,727 INFO L446 ceAbstractionStarter]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2019-10-13 21:21:47,728 INFO L446 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: true [2019-10-13 21:21:47,728 INFO L443 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 792 800) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 792 800) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 792 800) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 756 767) the Hoare annotation is: true [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 756 767) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2019-10-13 21:21:47,729 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2019-10-13 21:21:47,730 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2019-10-13 21:21:47,730 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,730 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 21:21:47,730 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:47,730 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:47,730 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 678 685) no Hoare annotation was computed. [2019-10-13 21:21:47,730 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 678 685) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-13 21:21:47,731 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 678 685) no Hoare annotation was computed. [2019-10-13 21:21:47,731 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 768 779) no Hoare annotation was computed. [2019-10-13 21:21:47,731 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 768 779) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:47,731 INFO L443 ceAbstractionStarter]: For program point L772-1(lines 768 779) no Hoare annotation was computed. [2019-10-13 21:21:47,731 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2019-10-13 21:21:47,731 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2019-10-13 21:21:47,732 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-10-13 21:21:47,732 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2019-10-13 21:21:47,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:47 BoogieIcfgContainer [2019-10-13 21:21:47,756 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:47,759 INFO L168 Benchmark]: Toolchain (without parser) took 5048.71 ms. Allocated memory was 145.8 MB in the beginning and 246.9 MB in the end (delta: 101.2 MB). Free memory was 102.6 MB in the beginning and 117.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 114.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:47,761 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 21:21:47,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.54 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.6 MB in the beginning and 171.6 MB in the end (delta: -69.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:47,768 INFO L168 Benchmark]: Boogie Preprocessor took 105.55 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:47,769 INFO L168 Benchmark]: RCFGBuilder took 1065.15 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 202.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:47,770 INFO L168 Benchmark]: TraceAbstraction took 3237.53 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 200.6 MB in the beginning and 117.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 122.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:47,783 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.54 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.6 MB in the beginning and 171.6 MB in the end (delta: -69.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.55 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1065.15 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 202.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3237.53 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 200.6 MB in the beginning and 117.1 MB in the end (delta: 83.5 MB). Peak memory consumption was 122.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 696]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (1 == systemActive && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 521 SDtfs, 275 SDslu, 991 SDs, 0 SdLazy, 334 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 174 PreInvPairs, 195 NumberOfFragments, 465 HoareAnnotationTreeSize, 174 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 714 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 343 ConstructedInterpolants, 0 QuantifiedInterpolants, 40993 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 27/27 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...