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_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:19:53,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:19:53,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:19:53,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:19:53,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:19:53,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:19:53,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:19:53,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:19:53,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:19:53,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:19:53,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:19:53,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:19:53,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:19:53,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:19:53,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:19:53,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:19:53,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:19:53,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:19:53,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:19:53,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:19:53,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:19:53,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:19:53,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:19:53,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:19:53,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:19:53,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:19:53,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:19:53,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:19:53,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:19:53,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:19:53,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:19:53,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:19:53,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:19:53,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:19:53,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:19:53,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:19:53,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:19:53,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:19:53,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:19:53,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:19:53,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:19:53,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:19:53,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:19:53,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:19:53,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:19:53,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:19:53,414 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:19:53,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:19:53,415 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:19:53,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:19:53,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:19:53,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:19:53,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:19:53,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:19:53,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:19:53,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:19:53,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:19:53,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:19:53,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:19:53,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:19:53,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:19:53,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:19:53,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:19:53,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:19:53,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:19:53,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:19:53,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:19:53,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:19:53,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:19:53,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:19:53,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:19:53,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:19:53,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:19:53,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:19:53,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:19:53,706 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:19:53,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-10-13 21:19:53,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c86dcf7/13410373fbbe4891a59322280acaad26/FLAGf7c4fd9f9 [2019-10-13 21:19:54,353 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:19:54,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-10-13 21:19:54,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c86dcf7/13410373fbbe4891a59322280acaad26/FLAGf7c4fd9f9 [2019-10-13 21:19:54,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07c86dcf7/13410373fbbe4891a59322280acaad26 [2019-10-13 21:19:54,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:19:54,632 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:19:54,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:19:54,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:19:54,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:19:54,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:19:54" (1/1) ... [2019-10-13 21:19:54,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2551e251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:54, skipping insertion in model container [2019-10-13 21:19:54,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:19:54" (1/1) ... [2019-10-13 21:19:54,648 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:19:54,702 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:19:55,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:19:55,201 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:19:55,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:19:55,357 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:19:55,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55 WrapperNode [2019-10-13 21:19:55,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:19:55,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:19:55,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:19:55,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:19:55,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... [2019-10-13 21:19:55,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:19:55,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:19:55,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:19:55,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:19:55,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:19:55,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:19:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:19:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:19:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:19:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:19:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:19:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:19:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:19:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:19:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:19:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:19:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:19:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:19:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:19:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:19:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:19:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:19:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:19:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:19:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:19:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:19:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:19:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:19:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:19:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:19:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:19:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:19:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:19:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:19:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:19:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:19:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:19:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:19:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:19:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:19:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:19:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:19:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:19:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:19:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:19:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:19:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:19:56,599 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:19:56,599 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:19:56,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:19:56 BoogieIcfgContainer [2019-10-13 21:19:56,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:19:56,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:19:56,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:19:56,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:19:56,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:19:54" (1/3) ... [2019-10-13 21:19:56,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ca92e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:19:56, skipping insertion in model container [2019-10-13 21:19:56,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:19:55" (2/3) ... [2019-10-13 21:19:56,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ca92e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:19:56, skipping insertion in model container [2019-10-13 21:19:56,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:19:56" (3/3) ... [2019-10-13 21:19:56,610 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2019-10-13 21:19:56,621 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:19:56,630 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:19:56,643 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:19:56,670 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:19:56,670 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:19:56,671 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:19:56,671 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:19:56,671 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:19:56,671 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:19:56,672 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:19:56,672 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:19:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2019-10-13 21:19:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:19:56,705 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:56,706 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:56,708 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:56,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:56,715 INFO L82 PathProgramCache]: Analyzing trace with hash -2002333427, now seen corresponding path program 1 times [2019-10-13 21:19:56,724 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:56,724 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755677832] [2019-10-13 21:19:56,724 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:56,725 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:56,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:57,092 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755677832] [2019-10-13 21:19:57,093 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:57,095 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:19:57,095 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832797105] [2019-10-13 21:19:57,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:19:57,104 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:57,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:19:57,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:19:57,127 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 2 states. [2019-10-13 21:19:57,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:57,170 INFO L93 Difference]: Finished difference Result 228 states and 283 transitions. [2019-10-13 21:19:57,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:19:57,172 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:19:57,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:57,186 INFO L225 Difference]: With dead ends: 228 [2019-10-13 21:19:57,186 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 21:19:57,191 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:19:57,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 21:19:57,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 21:19:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 21:19:57,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-10-13 21:19:57,252 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2019-10-13 21:19:57,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:57,252 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-10-13 21:19:57,253 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:19:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-10-13 21:19:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:19:57,256 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:57,257 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:57,257 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:57,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:57,257 INFO L82 PathProgramCache]: Analyzing trace with hash -736950579, now seen corresponding path program 1 times [2019-10-13 21:19:57,258 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:57,258 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126924897] [2019-10-13 21:19:57,258 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:57,258 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:57,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:57,392 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126924897] [2019-10-13 21:19:57,392 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:57,392 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:19:57,393 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705621572] [2019-10-13 21:19:57,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:19:57,397 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:57,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:19:57,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:19:57,398 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2019-10-13 21:19:57,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:57,427 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2019-10-13 21:19:57,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:19:57,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:19:57,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:57,430 INFO L225 Difference]: With dead ends: 167 [2019-10-13 21:19:57,431 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 21:19:57,432 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:19:57,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 21:19:57,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 21:19:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 21:19:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-10-13 21:19:57,447 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2019-10-13 21:19:57,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:57,447 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-10-13 21:19:57,447 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:19:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-10-13 21:19:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:19:57,450 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:57,450 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:19:57,450 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:57,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:57,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1634875871, now seen corresponding path program 1 times [2019-10-13 21:19:57,451 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:57,451 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635288217] [2019-10-13 21:19:57,451 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:57,451 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:57,452 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:57,667 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635288217] [2019-10-13 21:19:57,668 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:57,668 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:19:57,668 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617743035] [2019-10-13 21:19:57,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:19:57,669 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:57,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:19:57,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:19:57,670 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2019-10-13 21:19:58,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:58,164 INFO L93 Difference]: Finished difference Result 317 states and 383 transitions. [2019-10-13 21:19:58,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:19:58,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:19:58,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:58,174 INFO L225 Difference]: With dead ends: 317 [2019-10-13 21:19:58,174 INFO L226 Difference]: Without dead ends: 236 [2019-10-13 21:19:58,177 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:19:58,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-10-13 21:19:58,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 224. [2019-10-13 21:19:58,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-10-13 21:19:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2019-10-13 21:19:58,219 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2019-10-13 21:19:58,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:58,219 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2019-10-13 21:19:58,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:19:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2019-10-13 21:19:58,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:19:58,225 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:58,225 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] [2019-10-13 21:19:58,228 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:58,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:58,228 INFO L82 PathProgramCache]: Analyzing trace with hash 186070900, now seen corresponding path program 1 times [2019-10-13 21:19:58,229 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:58,229 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106551472] [2019-10-13 21:19:58,229 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:58,229 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:58,230 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:58,414 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106551472] [2019-10-13 21:19:58,414 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:58,415 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:19:58,415 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812944337] [2019-10-13 21:19:58,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:19:58,416 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:58,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:19:58,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:19:58,416 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 6 states. [2019-10-13 21:19:58,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:58,626 INFO L93 Difference]: Finished difference Result 609 states and 758 transitions. [2019-10-13 21:19:58,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:19:58,627 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-13 21:19:58,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:58,637 INFO L225 Difference]: With dead ends: 609 [2019-10-13 21:19:58,637 INFO L226 Difference]: Without dead ends: 409 [2019-10-13 21:19:58,642 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 [2019-10-13 21:19:58,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2019-10-13 21:19:58,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 403. [2019-10-13 21:19:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2019-10-13 21:19:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 490 transitions. [2019-10-13 21:19:58,721 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 490 transitions. Word has length 57 [2019-10-13 21:19:58,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:58,722 INFO L462 AbstractCegarLoop]: Abstraction has 403 states and 490 transitions. [2019-10-13 21:19:58,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:19:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 490 transitions. [2019-10-13 21:19:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:19:58,737 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:19:58,737 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] [2019-10-13 21:19:58,737 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:19:58,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:19:58,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1322088904, now seen corresponding path program 1 times [2019-10-13 21:19:58,738 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:19:58,738 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092256947] [2019-10-13 21:19:58,738 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:58,738 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:19:58,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:19:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:19:58,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:19:58,831 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092256947] [2019-10-13 21:19:58,831 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:19:58,831 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:19:58,832 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777312403] [2019-10-13 21:19:58,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:19:58,832 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:19:58,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:19:58,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:19:58,833 INFO L87 Difference]: Start difference. First operand 403 states and 490 transitions. Second operand 7 states. [2019-10-13 21:19:59,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:19:59,145 INFO L93 Difference]: Finished difference Result 677 states and 848 transitions. [2019-10-13 21:19:59,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:19:59,147 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-13 21:19:59,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:19:59,148 INFO L225 Difference]: With dead ends: 677 [2019-10-13 21:19:59,148 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:19:59,150 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 [2019-10-13 21:19:59,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:19:59,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:19:59,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:19:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:19:59,151 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-13 21:19:59,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:19:59,151 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:19:59,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:19:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:19:59,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:19:59,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:00,239 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-13 21:20:00,240 INFO L443 ceAbstractionStarter]: For program point L574-2(lines 574 595) no Hoare annotation was computed. [2019-10-13 21:20:00,240 INFO L443 ceAbstractionStarter]: For program point L596(lines 573 597) no Hoare annotation was computed. [2019-10-13 21:20:00,240 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 549 604) no Hoare annotation was computed. [2019-10-13 21:20:00,240 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 549 604) no Hoare annotation was computed. [2019-10-13 21:20:00,240 INFO L443 ceAbstractionStarter]: For program point L580(lines 580 584) no Hoare annotation was computed. [2019-10-13 21:20:00,241 INFO L443 ceAbstractionStarter]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2019-10-13 21:20:00,241 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 549 604) no Hoare annotation was computed. [2019-10-13 21:20:00,241 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 641) no Hoare annotation was computed. [2019-10-13 21:20:00,241 INFO L443 ceAbstractionStarter]: For program point L637-1(lines 637 641) no Hoare annotation was computed. [2019-10-13 21:20:00,242 INFO L443 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2019-10-13 21:20:00,242 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 605 664) no Hoare annotation was computed. [2019-10-13 21:20:00,242 INFO L443 ceAbstractionStarter]: For program point L631-2(lines 631 656) no Hoare annotation was computed. [2019-10-13 21:20:00,242 INFO L443 ceAbstractionStarter]: For program point L657(lines 630 658) no Hoare annotation was computed. [2019-10-13 21:20:00,242 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 605 664) no Hoare annotation was computed. [2019-10-13 21:20:00,243 INFO L443 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2019-10-13 21:20:00,243 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 605 664) no Hoare annotation was computed. [2019-10-13 21:20:00,243 INFO L443 ceAbstractionStarter]: For program point L650-1(line 650) no Hoare annotation was computed. [2019-10-13 21:20:00,243 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 881 887) the Hoare annotation is: true [2019-10-13 21:20:00,243 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 881 887) no Hoare annotation was computed. [2019-10-13 21:20:00,243 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 888 896) no Hoare annotation was computed. [2019-10-13 21:20:00,244 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 888 896) the Hoare annotation is: true [2019-10-13 21:20:00,244 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 888 896) no Hoare annotation was computed. [2019-10-13 21:20:00,244 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 129 151) 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))) [2019-10-13 21:20:00,244 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 129 151) no Hoare annotation was computed. [2019-10-13 21:20:00,244 INFO L439 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:00,244 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 129 151) no Hoare annotation was computed. [2019-10-13 21:20:00,246 INFO L439 ceAbstractionStarter]: At program point L141-1(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:00,246 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 146) no Hoare annotation was computed. [2019-10-13 21:20:00,246 INFO L443 ceAbstractionStarter]: For program point L139-1(lines 139 146) no Hoare annotation was computed. [2019-10-13 21:20:00,246 INFO L443 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2019-10-13 21:20:00,246 INFO L439 ceAbstractionStarter]: At program point L136(line 136) 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))) [2019-10-13 21:20:00,246 INFO L439 ceAbstractionStarter]: At program point L135(line 135) 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))) [2019-10-13 21:20:00,247 INFO L439 ceAbstractionStarter]: At program point L135-1(line 135) 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))) [2019-10-13 21:20:00,247 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-13 21:20:00,247 INFO L443 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-10-13 21:20:00,247 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 84 107) no Hoare annotation was computed. [2019-10-13 21:20:00,248 INFO L443 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2019-10-13 21:20:00,248 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-13 21:20:00,248 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:20:00,248 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 84 107) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 84 107) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:20:00,249 INFO L443 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L443 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L443 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L443 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 383 397) no Hoare annotation was computed. [2019-10-13 21:20:00,250 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 383 397) 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))))) [2019-10-13 21:20:00,250 INFO L439 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 383 397) no Hoare annotation was computed. [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 319 327) no Hoare annotation was computed. [2019-10-13 21:20:00,251 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 319 327) the Hoare annotation is: true [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 319 327) no Hoare annotation was computed. [2019-10-13 21:20:00,251 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 364 382) the Hoare annotation is: true [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 364 382) no Hoare annotation was computed. [2019-10-13 21:20:00,251 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L446 ceAbstractionStarter]: At program point L371(line 371) the Hoare annotation is: true [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point L373-2(lines 373 377) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point L371-1(line 371) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 364 382) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 355) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point L347-2(lines 347 355) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 343) no Hoare annotation was computed. [2019-10-13 21:20:00,252 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 328 363) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 328 363) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 328 363) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 874 880) no Hoare annotation was computed. [2019-10-13 21:20:00,253 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 874 880) the Hoare annotation is: true [2019-10-13 21:20:00,253 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 503 548) no Hoare annotation was computed. [2019-10-13 21:20:00,258 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 503 548) no Hoare annotation was computed. [2019-10-13 21:20:00,258 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 503 548) no Hoare annotation was computed. [2019-10-13 21:20:00,258 INFO L443 ceAbstractionStarter]: For program point L830(lines 830 850) no Hoare annotation was computed. [2019-10-13 21:20:00,258 INFO L443 ceAbstractionStarter]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2019-10-13 21:20:00,259 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 816 861) no Hoare annotation was computed. [2019-10-13 21:20:00,259 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 816 861) no Hoare annotation was computed. [2019-10-13 21:20:00,259 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 816 861) no Hoare annotation was computed. [2019-10-13 21:20:00,259 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 843) no Hoare annotation was computed. [2019-10-13 21:20:00,261 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 116 125) 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))) [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 116 125) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 116 125) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 308 318) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 308 318) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 308 318) no Hoare annotation was computed. [2019-10-13 21:20:00,262 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 300 307) the Hoare annotation is: true [2019-10-13 21:20:00,262 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 300 307) no Hoare annotation was computed. [2019-10-13 21:20:00,263 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 300 307) no Hoare annotation was computed. [2019-10-13 21:20:00,263 INFO L439 ceAbstractionStarter]: At program point L286(line 286) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:00,263 INFO L443 ceAbstractionStarter]: For program point L286-1(lines 267 291) no Hoare annotation was computed. [2019-10-13 21:20:00,264 INFO L439 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:00,264 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 267 291) no Hoare annotation was computed. [2019-10-13 21:20:00,264 INFO L439 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:00,264 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 267 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:00,264 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 283) no Hoare annotation was computed. [2019-10-13 21:20:00,264 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:00,264 INFO L443 ceAbstractionStarter]: For program point L273-1(line 273) no Hoare annotation was computed. [2019-10-13 21:20:00,265 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 288) no Hoare annotation was computed. [2019-10-13 21:20:00,265 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 259 265) no Hoare annotation was computed. [2019-10-13 21:20:00,265 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 259 265) the Hoare annotation is: true [2019-10-13 21:20:00,265 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 155 222) 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))) [2019-10-13 21:20:00,265 INFO L439 ceAbstractionStarter]: At program point L215(lines 164 216) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:00,265 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 155 222) no Hoare annotation was computed. [2019-10-13 21:20:00,265 INFO L439 ceAbstractionStarter]: At program point L205(line 205) 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))) [2019-10-13 21:20:00,266 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-10-13 21:20:00,266 INFO L439 ceAbstractionStarter]: At program point L203-1(lines 195 210) 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))) [2019-10-13 21:20:00,266 INFO L443 ceAbstractionStarter]: For program point L166(lines 165 214) no Hoare annotation was computed. [2019-10-13 21:20:00,266 INFO L439 ceAbstractionStarter]: At program point L197(line 197) 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))) [2019-10-13 21:20:00,266 INFO L443 ceAbstractionStarter]: For program point L195(lines 195 210) no Hoare annotation was computed. [2019-10-13 21:20:00,266 INFO L439 ceAbstractionStarter]: At program point L187(line 187) 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))) [2019-10-13 21:20:00,267 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 191) no Hoare annotation was computed. [2019-10-13 21:20:00,267 INFO L443 ceAbstractionStarter]: For program point L185-1(lines 185 191) no Hoare annotation was computed. [2019-10-13 21:20:00,267 INFO L439 ceAbstractionStarter]: At program point L212(lines 165 214) 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))) [2019-10-13 21:20:00,267 INFO L439 ceAbstractionStarter]: At program point L177(line 177) 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))) [2019-10-13 21:20:00,267 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 181) no Hoare annotation was computed. [2019-10-13 21:20:00,267 INFO L443 ceAbstractionStarter]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2019-10-13 21:20:00,267 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 155 222) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 770 815) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 797) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 770 815) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 770 815) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 804) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2019-10-13 21:20:00,268 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 487 495) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 487 495) the Hoare annotation is: true [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 487 495) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 471) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point L463-2(lines 463 471) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 455 477) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 455 477) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 455 477) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point L737(lines 715 738) no Hoare annotation was computed. [2019-10-13 21:20:00,269 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 667 769) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 712) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L756(lines 756 763) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L717(lines 716 736) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 754) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 667 769) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L732(line 732) no Hoare annotation was computed. [2019-10-13 21:20:00,270 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point L691(lines 691 695) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point L755(lines 755 766) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 667 769) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 722) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point L716-2(lines 716 736) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 864 873) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 864 873) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 864 873) no Hoare annotation was computed. [2019-10-13 21:20:00,271 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 292 299) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 292 299) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 292 299) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 478 486) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 478 486) no Hoare annotation was computed. [2019-10-13 21:20:00,272 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 478 486) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 434 445) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:00,273 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 434 445) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 434 445) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,273 INFO L439 ceAbstractionStarter]: At program point L248(line 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:00,273 INFO L439 ceAbstractionStarter]: At program point L246(lines 246 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:00,274 INFO L439 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:00,274 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 235 258) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:00,274 INFO L443 ceAbstractionStarter]: For program point L239(lines 238 257) no Hoare annotation was computed. [2019-10-13 21:20:00,274 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 235 258) no Hoare annotation was computed. [2019-10-13 21:20:00,274 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 235 258) no Hoare annotation was computed. [2019-10-13 21:20:00,275 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-13 21:20:00,275 INFO L446 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2019-10-13 21:20:00,275 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2019-10-13 21:20:00,275 INFO L443 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2019-10-13 21:20:00,275 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2019-10-13 21:20:00,275 INFO L446 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2019-10-13 21:20:00,275 INFO L446 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2019-10-13 21:20:00,275 INFO L443 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2019-10-13 21:20:00,275 INFO L446 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-10-13 21:20:00,276 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 446 454) the Hoare annotation is: true [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 446 454) no Hoare annotation was computed. [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 446 454) no Hoare annotation was computed. [2019-10-13 21:20:00,276 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 410 421) the Hoare annotation is: true [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point L414-1(lines 410 421) no Hoare annotation was computed. [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 410 421) no Hoare annotation was computed. [2019-10-13 21:20:00,276 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2019-10-13 21:20:00,277 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2019-10-13 21:20:00,277 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,278 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:00,278 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:00,278 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:00,278 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 398 405) no Hoare annotation was computed. [2019-10-13 21:20:00,278 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 398 405) the Hoare annotation is: true [2019-10-13 21:20:00,278 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 398 405) no Hoare annotation was computed. [2019-10-13 21:20:00,278 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 422 433) no Hoare annotation was computed. [2019-10-13 21:20:00,278 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 422 433) no Hoare annotation was computed. [2019-10-13 21:20:00,279 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 422 433) the Hoare annotation is: true [2019-10-13 21:20:00,279 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:20:00,280 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 21:20:00,280 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:20:00,281 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 898 922) the Hoare annotation is: true [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 898 922) no Hoare annotation was computed. [2019-10-13 21:20:00,281 INFO L439 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point L910(lines 910 916) no Hoare annotation was computed. [2019-10-13 21:20:00,281 INFO L439 ceAbstractionStarter]: At program point L908(line 908) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point L908-1(line 908) no Hoare annotation was computed. [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point L906(lines 906 919) no Hoare annotation was computed. [2019-10-13 21:20:00,281 INFO L443 ceAbstractionStarter]: For program point L906-1(lines 898 922) no Hoare annotation was computed. [2019-10-13 21:20:00,282 INFO L446 ceAbstractionStarter]: At program point L904(line 904) the Hoare annotation is: true [2019-10-13 21:20:00,282 INFO L443 ceAbstractionStarter]: For program point L904-1(line 904) no Hoare annotation was computed. [2019-10-13 21:20:00,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:00 BoogieIcfgContainer [2019-10-13 21:20:00,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:00,313 INFO L168 Benchmark]: Toolchain (without parser) took 5678.64 ms. Allocated memory was 140.5 MB in the beginning and 287.3 MB in the end (delta: 146.8 MB). Free memory was 100.4 MB in the beginning and 233.2 MB in the end (delta: -132.8 MB). Peak memory consumption was 122.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,316 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.53 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 100.2 MB in the beginning and 168.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,320 INFO L168 Benchmark]: Boogie Preprocessor took 102.19 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 164.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,326 INFO L168 Benchmark]: RCFGBuilder took 1140.58 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.2 MB in the beginning and 198.5 MB in the end (delta: -34.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,327 INFO L168 Benchmark]: TraceAbstraction took 3707.01 ms. Allocated memory was 234.4 MB in the beginning and 287.3 MB in the end (delta: 53.0 MB). Free memory was 198.5 MB in the beginning and 233.2 MB in the end (delta: -34.7 MB). Peak memory consumption was 126.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:00,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.53 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 100.2 MB in the beginning and 168.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.19 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 164.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1140.58 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.2 MB in the beginning and 198.5 MB in the end (delta: -34.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3707.01 ms. Allocated memory was 234.4 MB in the beginning and 287.3 MB in the end (delta: 53.0 MB). Free memory was 198.5 MB in the beginning and 233.2 MB in the end (delta: -34.7 MB). Peak memory consumption was 126.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 165]: 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 39 procedures, 224 locations, 1 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 628 SDtfs, 417 SDslu, 1143 SDs, 0 SdLazy, 411 SolverSat, 112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred 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, 54 LocationsWithAnnotation, 444 PreInvPairs, 491 NumberOfFragments, 500 HoareAnnotationTreeSize, 444 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 1838 FormulaSimplificationTreeSizeReductionInter, 0.7s 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...