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_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:03,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:03,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:03,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:03,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:03,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:03,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:03,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:03,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:03,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:03,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:03,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:03,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:03,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:03,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:03,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:03,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:03,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:03,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:03,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:03,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:03,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:03,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:03,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:03,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:03,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:03,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:03,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:03,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:03,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:03,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:03,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:03,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:03,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:03,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:03,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:03,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:03,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:03,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:03,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:03,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:03,322 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 [2019-10-15 01:19:03,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:03,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:03,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:03,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:03,337 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:03,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:03,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:03,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:03,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:03,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:03,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:03,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:03,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:03,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:03,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:03,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:03,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:03,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:03,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:03,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:03,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:03,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:03,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:03,342 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 [2019-10-15 01:19:03,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:03,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:03,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:03,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:03,620 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:03,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-10-15 01:19:03,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476922b3/6406366faaa940ee8a5959e385e48daf/FLAGd86da92a7 [2019-10-15 01:19:04,209 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:04,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-10-15 01:19:04,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476922b3/6406366faaa940ee8a5959e385e48daf/FLAGd86da92a7 [2019-10-15 01:19:04,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476922b3/6406366faaa940ee8a5959e385e48daf [2019-10-15 01:19:04,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:04,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:04,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:04,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:04,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:04,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:04" (1/1) ... [2019-10-15 01:19:04,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f6a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:04, skipping insertion in model container [2019-10-15 01:19:04,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:04" (1/1) ... [2019-10-15 01:19:04,556 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:04,606 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:05,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:05,026 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:05,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:05,188 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:05,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05 WrapperNode [2019-10-15 01:19:05,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:05,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:05,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:05,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:05,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (1/1) ... [2019-10-15 01:19:05,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:05,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:05,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:05,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:05,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (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 [2019-10-15 01:19:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:19:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:19:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-15 01:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:19:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:06,382 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:06,382 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:06,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:06 BoogieIcfgContainer [2019-10-15 01:19:06,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:06,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:06,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:06,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:06,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:04" (1/3) ... [2019-10-15 01:19:06,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@281252f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:06, skipping insertion in model container [2019-10-15 01:19:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:05" (2/3) ... [2019-10-15 01:19:06,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@281252f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:06, skipping insertion in model container [2019-10-15 01:19:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:06" (3/3) ... [2019-10-15 01:19:06,391 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2019-10-15 01:19:06,400 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:06,409 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:06,420 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:06,452 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:06,452 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:06,452 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:06,453 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:06,453 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:06,453 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:06,453 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:06,453 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2019-10-15 01:19:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 01:19:06,480 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:06,481 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] [2019-10-15 01:19:06,483 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:06,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:06,491 INFO L82 PathProgramCache]: Analyzing trace with hash 878433908, now seen corresponding path program 1 times [2019-10-15 01:19:06,500 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:06,500 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004433295] [2019-10-15 01:19:06,501 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:06,501 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:06,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:06,842 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004433295] [2019-10-15 01:19:06,843 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:06,844 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:06,844 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116894505] [2019-10-15 01:19:06,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:06,850 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:06,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:06,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:06,867 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 2 states. [2019-10-15 01:19:06,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:06,910 INFO L93 Difference]: Finished difference Result 258 states and 323 transitions. [2019-10-15 01:19:06,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:06,911 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 01:19:06,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:06,925 INFO L225 Difference]: With dead ends: 258 [2019-10-15 01:19:06,925 INFO L226 Difference]: Without dead ends: 129 [2019-10-15 01:19:06,930 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 [2019-10-15 01:19:06,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-15 01:19:07,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-15 01:19:07,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-15 01:19:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2019-10-15 01:19:07,017 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 46 [2019-10-15 01:19:07,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:07,018 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2019-10-15 01:19:07,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:07,018 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2019-10-15 01:19:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 01:19:07,022 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:07,022 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] [2019-10-15 01:19:07,022 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:07,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:07,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1259616678, now seen corresponding path program 1 times [2019-10-15 01:19:07,023 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:07,024 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021030243] [2019-10-15 01:19:07,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:07,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021030243] [2019-10-15 01:19:07,151 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:07,152 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:07,152 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006958624] [2019-10-15 01:19:07,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:07,156 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:07,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:07,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:07,156 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand 3 states. [2019-10-15 01:19:07,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:07,191 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2019-10-15 01:19:07,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:07,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 01:19:07,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:07,194 INFO L225 Difference]: With dead ends: 197 [2019-10-15 01:19:07,194 INFO L226 Difference]: Without dead ends: 120 [2019-10-15 01:19:07,196 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 [2019-10-15 01:19:07,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-10-15 01:19:07,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-10-15 01:19:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-10-15 01:19:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2019-10-15 01:19:07,208 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 47 [2019-10-15 01:19:07,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:07,208 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2019-10-15 01:19:07,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:07,208 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2019-10-15 01:19:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:07,211 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:07,211 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] [2019-10-15 01:19:07,211 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:07,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:07,212 INFO L82 PathProgramCache]: Analyzing trace with hash 357693267, now seen corresponding path program 1 times [2019-10-15 01:19:07,212 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:07,212 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286033183] [2019-10-15 01:19:07,213 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,213 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:07,388 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286033183] [2019-10-15 01:19:07,388 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:07,389 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:07,389 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367038709] [2019-10-15 01:19:07,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:07,390 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:07,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:07,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:07,391 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 7 states. [2019-10-15 01:19:07,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:07,882 INFO L93 Difference]: Finished difference Result 362 states and 443 transitions. [2019-10-15 01:19:07,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:07,882 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-15 01:19:07,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:07,886 INFO L225 Difference]: With dead ends: 362 [2019-10-15 01:19:07,886 INFO L226 Difference]: Without dead ends: 266 [2019-10-15 01:19:07,887 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 [2019-10-15 01:19:07,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2019-10-15 01:19:07,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 254. [2019-10-15 01:19:07,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-10-15 01:19:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 310 transitions. [2019-10-15 01:19:07,937 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 310 transitions. Word has length 52 [2019-10-15 01:19:07,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:07,938 INFO L462 AbstractCegarLoop]: Abstraction has 254 states and 310 transitions. [2019-10-15 01:19:07,938 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 310 transitions. [2019-10-15 01:19:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:07,943 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:07,943 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] [2019-10-15 01:19:07,943 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:07,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:07,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1656866468, now seen corresponding path program 1 times [2019-10-15 01:19:07,944 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:07,946 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407848171] [2019-10-15 01:19:07,946 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,947 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:07,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:08,084 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407848171] [2019-10-15 01:19:08,084 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:08,085 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:08,085 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751595539] [2019-10-15 01:19:08,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:08,086 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:08,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:08,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:08,087 INFO L87 Difference]: Start difference. First operand 254 states and 310 transitions. Second operand 6 states. [2019-10-15 01:19:08,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:08,317 INFO L93 Difference]: Finished difference Result 699 states and 878 transitions. [2019-10-15 01:19:08,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:08,318 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-15 01:19:08,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:08,327 INFO L225 Difference]: With dead ends: 699 [2019-10-15 01:19:08,328 INFO L226 Difference]: Without dead ends: 469 [2019-10-15 01:19:08,332 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:08,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2019-10-15 01:19:08,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 463. [2019-10-15 01:19:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2019-10-15 01:19:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 570 transitions. [2019-10-15 01:19:08,375 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 570 transitions. Word has length 57 [2019-10-15 01:19:08,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:08,376 INFO L462 AbstractCegarLoop]: Abstraction has 463 states and 570 transitions. [2019-10-15 01:19:08,376 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:08,376 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 570 transitions. [2019-10-15 01:19:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 01:19:08,378 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:08,378 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, 1, 1] [2019-10-15 01:19:08,379 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:08,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:08,379 INFO L82 PathProgramCache]: Analyzing trace with hash -403422112, now seen corresponding path program 1 times [2019-10-15 01:19:08,379 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:08,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709345839] [2019-10-15 01:19:08,380 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:08,380 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:08,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:08,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:08,466 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709345839] [2019-10-15 01:19:08,467 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:08,467 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:08,467 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181095300] [2019-10-15 01:19:08,468 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:08,468 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:08,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:08,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:08,469 INFO L87 Difference]: Start difference. First operand 463 states and 570 transitions. Second operand 7 states. [2019-10-15 01:19:08,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:08,829 INFO L93 Difference]: Finished difference Result 757 states and 956 transitions. [2019-10-15 01:19:08,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:08,830 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-15 01:19:08,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:08,831 INFO L225 Difference]: With dead ends: 757 [2019-10-15 01:19:08,831 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:08,833 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:19:08,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:08,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:08,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:08,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-15 01:19:08,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:08,836 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:08,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:08,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:08,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:09,985 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-15 01:19:09,986 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-15 01:19:09,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:19:09,988 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-15 01:19:09,988 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-15 01:19:09,988 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-15 01:19:09,988 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 523 529) the Hoare annotation is: true [2019-10-15 01:19:09,988 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 523 529) no Hoare annotation was computed. [2019-10-15 01:19:09,988 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 530 538) no Hoare annotation was computed. [2019-10-15 01:19:09,989 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 530 538) the Hoare annotation is: true [2019-10-15 01:19:09,989 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 530 538) no Hoare annotation was computed. [2019-10-15 01:19:09,989 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 943 965) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,989 INFO L439 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,990 INFO L439 ceAbstractionStarter]: At program point L955-1(line 955) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,990 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 960) no Hoare annotation was computed. [2019-10-15 01:19:09,990 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 943 965) no Hoare annotation was computed. [2019-10-15 01:19:09,990 INFO L443 ceAbstractionStarter]: For program point L953-1(lines 953 960) no Hoare annotation was computed. [2019-10-15 01:19:09,990 INFO L443 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2019-10-15 01:19:09,993 INFO L439 ceAbstractionStarter]: At program point L950(line 950) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,993 INFO L439 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,994 INFO L439 ceAbstractionStarter]: At program point L949-1(line 949) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 943 965) no Hoare annotation was computed. [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 902 925) no Hoare annotation was computed. [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 902 925) no Hoare annotation was computed. [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 902 925) no Hoare annotation was computed. [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-10-15 01:19:09,994 INFO L443 ceAbstractionStarter]: For program point L919(line 919) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L913(line 913) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2019-10-15 01:19:09,995 INFO L443 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2019-10-15 01:19:09,996 INFO L443 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2019-10-15 01:19:09,996 INFO L443 ceAbstractionStarter]: For program point L909(line 909) no Hoare annotation was computed. [2019-10-15 01:19:09,996 INFO L443 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2019-10-15 01:19:09,996 INFO L443 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2019-10-15 01:19:09,996 INFO L439 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:09,996 INFO L443 ceAbstractionStarter]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2019-10-15 01:19:09,997 INFO L439 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:09,997 INFO L439 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:09,997 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 679 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:09,997 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 695) no Hoare annotation was computed. [2019-10-15 01:19:09,997 INFO L439 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:09,997 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-10-15 01:19:09,997 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 679 703) no Hoare annotation was computed. [2019-10-15 01:19:09,998 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 700) no Hoare annotation was computed. [2019-10-15 01:19:09,998 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 838 852) no Hoare annotation was computed. [2019-10-15 01:19:09,998 INFO L439 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:09,998 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 848) no Hoare annotation was computed. [2019-10-15 01:19:09,998 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 838 852) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 01:19:09,998 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 838 852) no Hoare annotation was computed. [2019-10-15 01:19:09,999 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2019-10-15 01:19:09,999 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2019-10-15 01:19:09,999 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2019-10-15 01:19:09,999 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-10-15 01:19:09,999 INFO L446 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: true [2019-10-15 01:19:09,999 INFO L443 ceAbstractionStarter]: For program point L828-2(lines 828 832) no Hoare annotation was computed. [2019-10-15 01:19:09,999 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 819 837) the Hoare annotation is: true [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point L826-1(line 826) no Hoare annotation was computed. [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 819 837) no Hoare annotation was computed. [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 819 837) no Hoare annotation was computed. [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2019-10-15 01:19:10,000 INFO L443 ceAbstractionStarter]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 810) no Hoare annotation was computed. [2019-10-15 01:19:10,001 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 516 522) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 516 522) the Hoare annotation is: true [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-15 01:19:10,002 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-15 01:19:10,003 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:19:10,003 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-15 01:19:10,003 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 933 942) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,003 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 933 942) no Hoare annotation was computed. [2019-10-15 01:19:10,003 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 933 942) no Hoare annotation was computed. [2019-10-15 01:19:10,003 INFO L446 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2019-10-15 01:19:10,003 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 763 773) the Hoare annotation is: true [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2019-10-15 01:19:10,004 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 755 762) the Hoare annotation is: true [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2019-10-15 01:19:10,004 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 705 729) no Hoare annotation was computed. [2019-10-15 01:19:10,005 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:10,005 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 705 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:10,005 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 705 729) no Hoare annotation was computed. [2019-10-15 01:19:10,005 INFO L439 ceAbstractionStarter]: At program point L719(line 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:10,005 INFO L439 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:10,005 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 721) no Hoare annotation was computed. [2019-10-15 01:19:10,006 INFO L439 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:10,006 INFO L443 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2019-10-15 01:19:10,006 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 726) no Hoare annotation was computed. [2019-10-15 01:19:10,006 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 671 677) no Hoare annotation was computed. [2019-10-15 01:19:10,006 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 671 677) the Hoare annotation is: true [2019-10-15 01:19:10,006 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 572 639) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,007 INFO L439 ceAbstractionStarter]: At program point L632(lines 581 633) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,007 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 572 639) no Hoare annotation was computed. [2019-10-15 01:19:10,007 INFO L439 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,007 INFO L443 ceAbstractionStarter]: For program point L620(lines 620 626) no Hoare annotation was computed. [2019-10-15 01:19:10,007 INFO L439 ceAbstractionStarter]: At program point L620-1(lines 612 627) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,007 INFO L443 ceAbstractionStarter]: For program point L583(lines 582 631) no Hoare annotation was computed. [2019-10-15 01:19:10,008 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,008 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 627) no Hoare annotation was computed. [2019-10-15 01:19:10,008 INFO L439 ceAbstractionStarter]: At program point L604(line 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,008 INFO L443 ceAbstractionStarter]: For program point L602(lines 602 608) no Hoare annotation was computed. [2019-10-15 01:19:10,008 INFO L443 ceAbstractionStarter]: For program point L602-1(lines 602 608) no Hoare annotation was computed. [2019-10-15 01:19:10,008 INFO L439 ceAbstractionStarter]: At program point L629(lines 582 631) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,008 INFO L439 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 598) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point L592-1(lines 592 598) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point L584(lines 584 588) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 572 639) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-15 01:19:10,009 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 730 737) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 730 737) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 730 737) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2019-10-15 01:19:10,010 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2019-10-15 01:19:10,010 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 476) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:19:10,011 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-15 01:19:10,012 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 506 515) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 506 515) no Hoare annotation was computed. [2019-10-15 01:19:10,013 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 506 515) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point L749(line 749) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point L749-1(lines 738 754) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 738 754) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point L745(lines 745 751) no Hoare annotation was computed. [2019-10-15 01:19:10,014 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 738 754) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 483 491) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,015 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,016 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,016 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:10,016 INFO L443 ceAbstractionStarter]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2019-10-15 01:19:10,016 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2019-10-15 01:19:10,016 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2019-10-15 01:19:10,016 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2019-10-15 01:19:10,016 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2019-10-15 01:19:10,017 INFO L439 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 01:19:10,017 INFO L439 ceAbstractionStarter]: At program point L658(lines 658 664) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:10,017 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:10,017 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:10,017 INFO L443 ceAbstractionStarter]: For program point L651(lines 650 669) no Hoare annotation was computed. [2019-10-15 01:19:10,017 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2019-10-15 01:19:10,018 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2019-10-15 01:19:10,018 INFO L446 ceAbstractionStarter]: At program point L897(lines 872 901) the Hoare annotation is: true [2019-10-15 01:19:10,018 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 872 901) no Hoare annotation was computed. [2019-10-15 01:19:10,018 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-10-15 01:19:10,018 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 872 901) the Hoare annotation is: true [2019-10-15 01:19:10,018 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 890) no Hoare annotation was computed. [2019-10-15 01:19:10,018 INFO L446 ceAbstractionStarter]: At program point L886-1(lines 886 890) the Hoare annotation is: true [2019-10-15 01:19:10,019 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-10-15 01:19:10,019 INFO L446 ceAbstractionStarter]: At program point L882-2(lines 882 896) the Hoare annotation is: true [2019-10-15 01:19:10,019 INFO L446 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2019-10-15 01:19:10,019 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-10-15 01:19:10,019 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2019-10-15 01:19:10,019 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2019-10-15 01:19:10,019 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2019-10-15 01:19:10,020 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 926 932) no Hoare annotation was computed. [2019-10-15 01:19:10,020 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 926 932) the Hoare annotation is: true [2019-10-15 01:19:10,020 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,020 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:10,020 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:10,020 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:10,020 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2019-10-15 01:19:10,021 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: true [2019-10-15 01:19:10,021 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2019-10-15 01:19:10,021 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2019-10-15 01:19:10,021 INFO L443 ceAbstractionStarter]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2019-10-15 01:19:10,021 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: true [2019-10-15 01:19:10,021 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 862 869) no Hoare annotation was computed. [2019-10-15 01:19:10,021 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 862 869) the Hoare annotation is: true [2019-10-15 01:19:10,022 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2019-10-15 01:19:10,022 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 862 869) no Hoare annotation was computed. [2019-10-15 01:19:10,022 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 542 566) the Hoare annotation is: true [2019-10-15 01:19:10,022 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 542 566) no Hoare annotation was computed. [2019-10-15 01:19:10,022 INFO L439 ceAbstractionStarter]: At program point L556(line 556) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:19:10,022 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 560) no Hoare annotation was computed. [2019-10-15 01:19:10,022 INFO L439 ceAbstractionStarter]: At program point L552(line 552) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:10,023 INFO L443 ceAbstractionStarter]: For program point L552-1(line 552) no Hoare annotation was computed. [2019-10-15 01:19:10,023 INFO L443 ceAbstractionStarter]: For program point L550(lines 550 563) no Hoare annotation was computed. [2019-10-15 01:19:10,023 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 542 566) no Hoare annotation was computed. [2019-10-15 01:19:10,023 INFO L446 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: true [2019-10-15 01:19:10,023 INFO L443 ceAbstractionStarter]: For program point L548-1(line 548) no Hoare annotation was computed. [2019-10-15 01:19:10,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:10 BoogieIcfgContainer [2019-10-15 01:19:10,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:10,040 INFO L168 Benchmark]: Toolchain (without parser) took 5497.61 ms. Allocated memory was 146.3 MB in the beginning and 284.2 MB in the end (delta: 137.9 MB). Free memory was 103.2 MB in the beginning and 165.8 MB in the end (delta: -62.6 MB). Peak memory consumption was 110.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,041 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.44 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 170.7 MB in the end (delta: -67.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,043 INFO L168 Benchmark]: Boogie Preprocessor took 79.87 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,044 INFO L168 Benchmark]: RCFGBuilder took 1113.61 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.6 MB in the beginning and 193.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,045 INFO L168 Benchmark]: TraceAbstraction took 3652.53 ms. Allocated memory was 235.9 MB in the beginning and 284.2 MB in the end (delta: 48.2 MB). Free memory was 193.0 MB in the beginning and 165.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 110.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:10,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.44 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 170.7 MB in the end (delta: -67.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.87 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1113.61 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.6 MB in the beginning and 193.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3652.53 ms. Allocated memory was 235.9 MB in the beginning and 284.2 MB in the end (delta: 48.2 MB). Free memory was 193.0 MB in the beginning and 165.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 110.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 866]: 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: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 719 SDtfs, 427 SDslu, 1367 SDs, 0 SdLazy, 474 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=463occurred 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, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 590 PreInvPairs, 637 NumberOfFragments, 548 HoareAnnotationTreeSize, 590 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2103 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 25848 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...