java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:22:04,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:22:04,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:22:04,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:22:04,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:22:04,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:22:04,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:22:04,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:22:04,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:22:04,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:22:04,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:22:04,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:22:04,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:22:04,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:22:04,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:22:04,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:22:04,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:22:04,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:22:04,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:22:04,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:22:04,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:22:04,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:22:04,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:22:04,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:22:04,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:22:04,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:22:04,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:22:04,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:22:04,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:22:04,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:22:04,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:22:04,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:22:04,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:22:04,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:22:04,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:22:04,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:22:04,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:22:04,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:22:04,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:22:04,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:22:04,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:22:04,425 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 21:22:04,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:22:04,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:22:04,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:22:04,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:22:04,451 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:22:04,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:22:04,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:22:04,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:22:04,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:22:04,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:22:04,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:22:04,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:22:04,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:22:04,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:22:04,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:22:04,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:22:04,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:22:04,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:22:04,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:22:04,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:22:04,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:22:04,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:22:04,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:22:04,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:22:04,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:22:04,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:22:04,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:22:04,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:22:04,457 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 21:22:04,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:22:04,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:22:04,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:22:04,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:22:04,768 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:22:04,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-13 21:22:04,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/663e8022a/864ff95fd09c4ee9a96132e0c17fabaf/FLAG61dc7710c [2019-10-13 21:22:05,470 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:22:05,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-13 21:22:05,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/663e8022a/864ff95fd09c4ee9a96132e0c17fabaf/FLAG61dc7710c [2019-10-13 21:22:05,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/663e8022a/864ff95fd09c4ee9a96132e0c17fabaf [2019-10-13 21:22:05,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:22:05,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:22:05,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:05,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:22:05,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:22:05,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:05" (1/1) ... [2019-10-13 21:22:05,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a33d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:05, skipping insertion in model container [2019-10-13 21:22:05,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:05" (1/1) ... [2019-10-13 21:22:05,834 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:22:05,891 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:22:06,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:06,384 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:22:06,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:06,509 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:22:06,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06 WrapperNode [2019-10-13 21:22:06,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:06,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:22:06,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:22:06,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:22:06,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:22:06,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:22:06,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:22:06,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:22:06,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (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 21:22:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:22:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:22:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:22:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:22:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:22:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:22:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:22:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:22:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:22:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:22:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:22:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:22:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:22:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:22:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:22:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:22:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:22:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:22:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:22:06,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:22:06,698 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:22:06,698 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:22:06,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:22:06,698 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:22:06,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:22:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:22:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:22:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:22:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:22:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:22:06,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:22:06,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:22:06,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:22:06,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:22:06,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:22:06,702 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:22:06,703 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:22:06,704 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:22:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:22:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:22:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:22:06,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:22:06,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:22:06,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:22:06,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:07,793 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:07,793 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:07,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:07 BoogieIcfgContainer [2019-10-13 21:22:07,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:07,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:07,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:07,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:07,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:05" (1/3) ... [2019-10-13 21:22:07,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35474b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:07, skipping insertion in model container [2019-10-13 21:22:07,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06" (2/3) ... [2019-10-13 21:22:07,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35474b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:07, skipping insertion in model container [2019-10-13 21:22:07,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:07" (3/3) ... [2019-10-13 21:22:07,805 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55.cil.c [2019-10-13 21:22:07,816 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:07,826 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:07,838 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:07,867 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:07,868 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:07,868 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:07,868 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:07,868 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:07,868 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:07,868 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:07,869 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-10-13 21:22:07,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:07,905 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:07,906 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 21:22:07,908 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:07,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:07,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1116469353, now seen corresponding path program 1 times [2019-10-13 21:22:07,925 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:07,925 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70126032] [2019-10-13 21:22:07,925 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:07,926 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:07,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:08,325 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 21:22:08,326 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70126032] [2019-10-13 21:22:08,327 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:08,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:08,329 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635571962] [2019-10-13 21:22:08,336 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:08,338 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:08,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:08,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:08,367 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-10-13 21:22:08,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:08,462 INFO L93 Difference]: Finished difference Result 304 states and 377 transitions. [2019-10-13 21:22:08,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:08,464 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:08,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:08,488 INFO L225 Difference]: With dead ends: 304 [2019-10-13 21:22:08,488 INFO L226 Difference]: Without dead ends: 152 [2019-10-13 21:22:08,496 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 21:22:08,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-10-13 21:22:08,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2019-10-13 21:22:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-10-13 21:22:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 180 transitions. [2019-10-13 21:22:08,588 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 180 transitions. Word has length 46 [2019-10-13 21:22:08,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:08,589 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 180 transitions. [2019-10-13 21:22:08,589 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2019-10-13 21:22:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:08,593 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:08,593 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 21:22:08,594 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:08,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:08,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1310027705, now seen corresponding path program 1 times [2019-10-13 21:22:08,594 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:08,595 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099614870] [2019-10-13 21:22:08,595 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,595 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:08,699 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 21:22:08,700 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099614870] [2019-10-13 21:22:08,700 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:08,701 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:08,701 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580545679] [2019-10-13 21:22:08,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:08,703 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:08,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:08,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:08,704 INFO L87 Difference]: Start difference. First operand 152 states and 180 transitions. Second operand 3 states. [2019-10-13 21:22:08,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:08,732 INFO L93 Difference]: Finished difference Result 247 states and 291 transitions. [2019-10-13 21:22:08,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:08,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:08,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:08,736 INFO L225 Difference]: With dead ends: 247 [2019-10-13 21:22:08,737 INFO L226 Difference]: Without dead ends: 143 [2019-10-13 21:22:08,740 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 21:22:08,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-10-13 21:22:08,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-10-13 21:22:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-10-13 21:22:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2019-10-13 21:22:08,769 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 47 [2019-10-13 21:22:08,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:08,769 INFO L462 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2019-10-13 21:22:08,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2019-10-13 21:22:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:22:08,777 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:08,778 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] [2019-10-13 21:22:08,778 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:08,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:08,779 INFO L82 PathProgramCache]: Analyzing trace with hash -2059448103, now seen corresponding path program 1 times [2019-10-13 21:22:08,779 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:08,779 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356381595] [2019-10-13 21:22:08,779 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,780 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,781 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:09,007 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 21:22:09,007 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356381595] [2019-10-13 21:22:09,008 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:09,008 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:09,008 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157263752] [2019-10-13 21:22:09,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:09,009 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:09,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:09,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:09,010 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 7 states. [2019-10-13 21:22:09,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:09,598 INFO L93 Difference]: Finished difference Result 431 states and 522 transitions. [2019-10-13 21:22:09,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:22:09,599 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:22:09,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:09,608 INFO L225 Difference]: With dead ends: 431 [2019-10-13 21:22:09,609 INFO L226 Difference]: Without dead ends: 312 [2019-10-13 21:22:09,611 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 21:22:09,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2019-10-13 21:22:09,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 304. [2019-10-13 21:22:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2019-10-13 21:22:09,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 368 transitions. [2019-10-13 21:22:09,681 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 368 transitions. Word has length 51 [2019-10-13 21:22:09,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:09,682 INFO L462 AbstractCegarLoop]: Abstraction has 304 states and 368 transitions. [2019-10-13 21:22:09,682 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 368 transitions. [2019-10-13 21:22:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:22:09,686 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:09,686 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 21:22:09,687 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:09,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:09,687 INFO L82 PathProgramCache]: Analyzing trace with hash -535477179, now seen corresponding path program 1 times [2019-10-13 21:22:09,687 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:09,687 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128985262] [2019-10-13 21:22:09,688 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,688 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,688 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:09,906 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 21:22:09,907 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128985262] [2019-10-13 21:22:09,907 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:09,907 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:22:09,907 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864817015] [2019-10-13 21:22:09,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:22:09,909 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:09,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:22:09,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:09,910 INFO L87 Difference]: Start difference. First operand 304 states and 368 transitions. Second operand 10 states. [2019-10-13 21:22:10,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:10,701 INFO L93 Difference]: Finished difference Result 1096 states and 1428 transitions. [2019-10-13 21:22:10,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:22:10,702 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-13 21:22:10,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:10,710 INFO L225 Difference]: With dead ends: 1096 [2019-10-13 21:22:10,711 INFO L226 Difference]: Without dead ends: 816 [2019-10-13 21:22:10,712 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:22:10,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2019-10-13 21:22:10,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 804. [2019-10-13 21:22:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2019-10-13 21:22:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1012 transitions. [2019-10-13 21:22:10,776 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1012 transitions. Word has length 57 [2019-10-13 21:22:10,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:10,777 INFO L462 AbstractCegarLoop]: Abstraction has 804 states and 1012 transitions. [2019-10-13 21:22:10,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:22:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1012 transitions. [2019-10-13 21:22:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:22:10,780 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:10,780 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 21:22:10,781 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:10,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:10,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1450049621, now seen corresponding path program 1 times [2019-10-13 21:22:10,781 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:10,781 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095547457] [2019-10-13 21:22:10,782 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:10,782 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:10,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:10,855 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 21:22:10,856 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095547457] [2019-10-13 21:22:10,856 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:10,856 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 21:22:10,856 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315388886] [2019-10-13 21:22:10,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 21:22:10,857 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:10,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 21:22:10,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 21:22:10,858 INFO L87 Difference]: Start difference. First operand 804 states and 1012 transitions. Second operand 4 states. [2019-10-13 21:22:11,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:11,243 INFO L93 Difference]: Finished difference Result 1972 states and 2707 transitions. [2019-10-13 21:22:11,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:22:11,243 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-13 21:22:11,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:11,253 INFO L225 Difference]: With dead ends: 1972 [2019-10-13 21:22:11,253 INFO L226 Difference]: Without dead ends: 1192 [2019-10-13 21:22:11,257 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:22:11,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states. [2019-10-13 21:22:11,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 1057. [2019-10-13 21:22:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2019-10-13 21:22:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1336 transitions. [2019-10-13 21:22:11,387 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1336 transitions. Word has length 61 [2019-10-13 21:22:11,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:11,388 INFO L462 AbstractCegarLoop]: Abstraction has 1057 states and 1336 transitions. [2019-10-13 21:22:11,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 21:22:11,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1336 transitions. [2019-10-13 21:22:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-13 21:22:11,391 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:11,391 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:11,391 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:11,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:11,392 INFO L82 PathProgramCache]: Analyzing trace with hash 2144996460, now seen corresponding path program 1 times [2019-10-13 21:22:11,392 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:11,392 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231184798] [2019-10-13 21:22:11,392 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,393 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:11,507 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-13 21:22:11,507 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231184798] [2019-10-13 21:22:11,507 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302200440] [2019-10-13 21:22:11,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:11,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:22:11,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:22:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:11,860 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:22:11,977 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:12,092 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [458197632] [2019-10-13 21:22:12,099 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 89 [2019-10-13 21:22:12,142 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:22:12,142 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:22:12,213 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:22:12,215 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:22:12,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:12,220 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:22:12,269 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:22:12,269 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:22:12,274 INFO L553 sIntCurrentIteration]: We unified 87 AI predicates to 87 [2019-10-13 21:22:12,274 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:22:12,275 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:22:12,275 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:22:12,275 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549291649] [2019-10-13 21:22:12,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:12,277 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:12,277 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:22:12,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:12,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:12,278 INFO L87 Difference]: Start difference. First operand 1057 states and 1336 transitions. Second operand 2 states. [2019-10-13 21:22:12,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:12,327 INFO L93 Difference]: Finished difference Result 1057 states and 1336 transitions. [2019-10-13 21:22:12,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:12,327 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2019-10-13 21:22:12,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:12,328 INFO L225 Difference]: With dead ends: 1057 [2019-10-13 21:22:12,328 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:12,331 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 87 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 21:22:12,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:12,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:12,332 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-10-13 21:22:12,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:12,332 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:12,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:12,333 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:12,333 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:12,539 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:12,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:12,975 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-10-13 21:22:12,975 INFO L443 ceAbstractionStarter]: For program point L608-2(lines 608 629) no Hoare annotation was computed. [2019-10-13 21:22:12,975 INFO L443 ceAbstractionStarter]: For program point L630(lines 607 631) no Hoare annotation was computed. [2019-10-13 21:22:12,976 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 583 638) no Hoare annotation was computed. [2019-10-13 21:22:12,976 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 583 638) no Hoare annotation was computed. [2019-10-13 21:22:12,976 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-10-13 21:22:12,976 INFO L443 ceAbstractionStarter]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2019-10-13 21:22:12,976 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 583 638) no Hoare annotation was computed. [2019-10-13 21:22:12,978 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 675) no Hoare annotation was computed. [2019-10-13 21:22:12,978 INFO L443 ceAbstractionStarter]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2019-10-13 21:22:12,978 INFO L443 ceAbstractionStarter]: For program point L666(line 666) no Hoare annotation was computed. [2019-10-13 21:22:12,978 INFO L443 ceAbstractionStarter]: For program point L665-2(lines 665 690) no Hoare annotation was computed. [2019-10-13 21:22:12,979 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 639 698) no Hoare annotation was computed. [2019-10-13 21:22:12,979 INFO L443 ceAbstractionStarter]: For program point L691(lines 664 692) no Hoare annotation was computed. [2019-10-13 21:22:12,979 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 639 698) no Hoare annotation was computed. [2019-10-13 21:22:12,984 INFO L443 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2019-10-13 21:22:12,985 INFO L443 ceAbstractionStarter]: For program point L684-1(line 684) no Hoare annotation was computed. [2019-10-13 21:22:12,985 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 639 698) no Hoare annotation was computed. [2019-10-13 21:22:12,985 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 409 415) the Hoare annotation is: true [2019-10-13 21:22:12,986 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 409 415) no Hoare annotation was computed. [2019-10-13 21:22:12,986 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 416 424) no Hoare annotation was computed. [2019-10-13 21:22:12,986 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 416 424) the Hoare annotation is: true [2019-10-13 21:22:12,986 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 416 424) no Hoare annotation was computed. [2019-10-13 21:22:12,986 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 362 386) the Hoare annotation is: true [2019-10-13 21:22:12,987 INFO L446 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: true [2019-10-13 21:22:12,987 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 380) no Hoare annotation was computed. [2019-10-13 21:22:12,987 INFO L446 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: true [2019-10-13 21:22:12,987 INFO L443 ceAbstractionStarter]: For program point L372-1(line 372) no Hoare annotation was computed. [2019-10-13 21:22:12,987 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 362 386) no Hoare annotation was computed. [2019-10-13 21:22:12,988 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 383) no Hoare annotation was computed. [2019-10-13 21:22:12,988 INFO L443 ceAbstractionStarter]: For program point L370-1(lines 362 386) no Hoare annotation was computed. [2019-10-13 21:22:12,988 INFO L446 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: true [2019-10-13 21:22:12,992 INFO L443 ceAbstractionStarter]: For program point L368-1(line 368) no Hoare annotation was computed. [2019-10-13 21:22:12,992 INFO L446 ceAbstractionStarter]: At program point L513(line 513) the Hoare annotation is: true [2019-10-13 21:22:12,993 INFO L446 ceAbstractionStarter]: At program point L513-1(line 513) the Hoare annotation is: true [2019-10-13 21:22:12,993 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 507 529) the Hoare annotation is: true [2019-10-13 21:22:12,993 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2019-10-13 21:22:12,993 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 507 529) no Hoare annotation was computed. [2019-10-13 21:22:12,993 INFO L446 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2019-10-13 21:22:12,994 INFO L446 ceAbstractionStarter]: At program point L519-1(line 519) the Hoare annotation is: true [2019-10-13 21:22:12,994 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 524) no Hoare annotation was computed. [2019-10-13 21:22:12,994 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2019-10-13 21:22:12,994 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 21:22:12,994 INFO L446 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: true [2019-10-13 21:22:12,995 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 21:22:12,995 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-10-13 21:22:12,995 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 466 489) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 466 489) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 21:22:12,997 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 466 489) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L474(line 474) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 21:22:12,998 INFO L443 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2019-10-13 21:22:12,999 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 21:22:12,999 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 344 358) no Hoare annotation was computed. [2019-10-13 21:22:12,999 INFO L446 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: true [2019-10-13 21:22:12,999 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2019-10-13 21:22:12,999 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 344 358) the Hoare annotation is: true [2019-10-13 21:22:12,999 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 344 358) no Hoare annotation was computed. [2019-10-13 21:22:13,000 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 261 269) no Hoare annotation was computed. [2019-10-13 21:22:13,000 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 261 269) the Hoare annotation is: true [2019-10-13 21:22:13,000 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 261 269) no Hoare annotation was computed. [2019-10-13 21:22:13,000 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 338) no Hoare annotation was computed. [2019-10-13 21:22:13,000 INFO L446 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: true [2019-10-13 21:22:13,001 INFO L443 ceAbstractionStarter]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2019-10-13 21:22:13,001 INFO L443 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2019-10-13 21:22:13,001 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 325 343) the Hoare annotation is: true [2019-10-13 21:22:13,001 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 325 343) no Hoare annotation was computed. [2019-10-13 21:22:13,001 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 325 343) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point L289(lines 289 297) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point L289-2(lines 289 297) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 285) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 270 305) no Hoare annotation was computed. [2019-10-13 21:22:13,002 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-10-13 21:22:13,003 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-10-13 21:22:13,003 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 270 305) no Hoare annotation was computed. [2019-10-13 21:22:13,003 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 270 305) no Hoare annotation was computed. [2019-10-13 21:22:13,003 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 402 408) no Hoare annotation was computed. [2019-10-13 21:22:13,003 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 402 408) the Hoare annotation is: true [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 537 582) no Hoare annotation was computed. [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 537 582) no Hoare annotation was computed. [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 537 582) no Hoare annotation was computed. [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point L864(lines 864 884) no Hoare annotation was computed. [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point L864-1(lines 864 884) no Hoare annotation was computed. [2019-10-13 21:22:13,004 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 850 895) no Hoare annotation was computed. [2019-10-13 21:22:13,005 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 850 895) no Hoare annotation was computed. [2019-10-13 21:22:13,005 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2019-10-13 21:22:13,005 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 850 895) no Hoare annotation was computed. [2019-10-13 21:22:13,005 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: true [2019-10-13 21:22:13,005 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2019-10-13 21:22:13,006 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2019-10-13 21:22:13,006 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 250 260) the Hoare annotation is: true [2019-10-13 21:22:13,006 INFO L446 ceAbstractionStarter]: At program point L255(line 255) the Hoare annotation is: true [2019-10-13 21:22:13,006 INFO L443 ceAbstractionStarter]: For program point L255-1(line 255) no Hoare annotation was computed. [2019-10-13 21:22:13,006 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 250 260) no Hoare annotation was computed. [2019-10-13 21:22:13,006 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 250 260) no Hoare annotation was computed. [2019-10-13 21:22:13,007 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 242 249) the Hoare annotation is: true [2019-10-13 21:22:13,007 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 242 249) no Hoare annotation was computed. [2019-10-13 21:22:13,007 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 242 249) no Hoare annotation was computed. [2019-10-13 21:22:13,007 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 976 989) no Hoare annotation was computed. [2019-10-13 21:22:13,007 INFO L443 ceAbstractionStarter]: For program point L980(lines 980 986) no Hoare annotation was computed. [2019-10-13 21:22:13,007 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 976 989) the Hoare annotation is: true [2019-10-13 21:22:13,007 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 976 989) no Hoare annotation was computed. [2019-10-13 21:22:13,008 INFO L446 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2019-10-13 21:22:13,008 INFO L446 ceAbstractionStarter]: At program point L219(line 219) the Hoare annotation is: true [2019-10-13 21:22:13,008 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 225) no Hoare annotation was computed. [2019-10-13 21:22:13,008 INFO L446 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2019-10-13 21:22:13,008 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 209 233) no Hoare annotation was computed. [2019-10-13 21:22:13,008 INFO L443 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2019-10-13 21:22:13,008 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 230) no Hoare annotation was computed. [2019-10-13 21:22:13,008 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 209 233) the Hoare annotation is: true [2019-10-13 21:22:13,009 INFO L446 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: true [2019-10-13 21:22:13,009 INFO L443 ceAbstractionStarter]: For program point L228-1(lines 209 233) no Hoare annotation was computed. [2019-10-13 21:22:13,009 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2019-10-13 21:22:13,009 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2019-10-13 21:22:13,009 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: true [2019-10-13 21:22:13,009 INFO L446 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: true [2019-10-13 21:22:13,009 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-10-13 21:22:13,010 INFO L446 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: true [2019-10-13 21:22:13,010 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-10-13 21:22:13,010 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-10-13 21:22:13,010 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-10-13 21:22:13,010 INFO L446 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: true [2019-10-13 21:22:13,010 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-13 21:22:13,010 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-10-13 21:22:13,011 INFO L446 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: true [2019-10-13 21:22:13,011 INFO L446 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: true [2019-10-13 21:22:13,014 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-13 21:22:13,014 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-10-13 21:22:13,014 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L446 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: true [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 804 849) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point L824(lines 824 831) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 804 849) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 838) no Hoare annotation was computed. [2019-10-13 21:22:13,015 INFO L443 ceAbstractionStarter]: For program point L818-1(lines 818 838) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 804 849) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 990 998) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 990 998) the Hoare annotation is: true [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 990 998) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 944 966) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point L952(lines 952 960) no Hoare annotation was computed. [2019-10-13 21:22:13,016 INFO L443 ceAbstractionStarter]: For program point L952-2(lines 952 960) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 944 966) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 944 966) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 392 401) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 392 401) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 392 401) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 701 803) no Hoare annotation was computed. [2019-10-13 21:22:13,017 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 800) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 756) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point L750-2(lines 750 770) no Hoare annotation was computed. [2019-10-13 21:22:13,018 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 701 803) no Hoare annotation was computed. [2019-10-13 21:22:13,019 INFO L443 ceAbstractionStarter]: For program point L771(lines 749 772) no Hoare annotation was computed. [2019-10-13 21:22:13,019 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 746) no Hoare annotation was computed. [2019-10-13 21:22:13,019 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 797) no Hoare annotation was computed. [2019-10-13 21:22:13,020 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 701 803) no Hoare annotation was computed. [2019-10-13 21:22:13,020 INFO L443 ceAbstractionStarter]: For program point L751(lines 750 770) no Hoare annotation was computed. [2019-10-13 21:22:13,020 INFO L443 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2019-10-13 21:22:13,020 INFO L443 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 788) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 234 241) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 234 241) no Hoare annotation was computed. [2019-10-13 21:22:13,021 INFO L446 ceAbstractionStarter]: At program point activatePumpENTRY(lines 234 241) the Hoare annotation is: true [2019-10-13 21:22:13,021 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 306 324) no Hoare annotation was computed. [2019-10-13 21:22:13,022 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2019-10-13 21:22:13,022 INFO L446 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: true [2019-10-13 21:22:13,022 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2019-10-13 21:22:13,022 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-10-13 21:22:13,022 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 306 324) the Hoare annotation is: true [2019-10-13 21:22:13,022 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 306 324) no Hoare annotation was computed. [2019-10-13 21:22:13,023 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 967 975) the Hoare annotation is: true [2019-10-13 21:22:13,023 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 967 975) no Hoare annotation was computed. [2019-10-13 21:22:13,023 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 967 975) no Hoare annotation was computed. [2019-10-13 21:22:13,023 INFO L443 ceAbstractionStarter]: For program point L927-1(lines 923 934) no Hoare annotation was computed. [2019-10-13 21:22:13,023 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 923 934) the Hoare annotation is: true [2019-10-13 21:22:13,023 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 923 934) no Hoare annotation was computed. [2019-10-13 21:22:13,023 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L443 ceAbstractionStarter]: For program point L129(lines 128 147) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: true [2019-10-13 21:22:13,024 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L446 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: true [2019-10-13 21:22:13,024 INFO L446 ceAbstractionStarter]: At program point L136(lines 136 142) the Hoare annotation is: true [2019-10-13 21:22:13,024 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2019-10-13 21:22:13,024 INFO L446 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: true [2019-10-13 21:22:13,025 INFO L446 ceAbstractionStarter]: At program point L450-1(lines 450 454) the Hoare annotation is: true [2019-10-13 21:22:13,025 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2019-10-13 21:22:13,025 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-10-13 21:22:13,025 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: true [2019-10-13 21:22:13,025 INFO L446 ceAbstractionStarter]: At program point L446-2(lines 446 460) the Hoare annotation is: true [2019-10-13 21:22:13,025 INFO L446 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: true [2019-10-13 21:22:13,025 INFO L443 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2019-10-13 21:22:13,025 INFO L446 ceAbstractionStarter]: At program point L461(lines 436 465) the Hoare annotation is: true [2019-10-13 21:22:13,026 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 21:22:13,026 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 454) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 935 943) the Hoare annotation is: true [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 935 943) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 935 943) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 899 910) the Hoare annotation is: true [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 899 910) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2019-10-13 21:22:13,027 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2019-10-13 21:22:13,027 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,028 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:22:13,028 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:13,028 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,028 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 178) no Hoare annotation was computed. [2019-10-13 21:22:13,028 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: true [2019-10-13 21:22:13,028 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2019-10-13 21:22:13,028 INFO L446 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: true [2019-10-13 21:22:13,028 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2019-10-13 21:22:13,028 INFO L446 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: true [2019-10-13 21:22:13,029 INFO L446 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: true [2019-10-13 21:22:13,029 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 173) no Hoare annotation was computed. [2019-10-13 21:22:13,029 INFO L446 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: true [2019-10-13 21:22:13,029 INFO L443 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2019-10-13 21:22:13,029 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 911 922) no Hoare annotation was computed. [2019-10-13 21:22:13,029 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 911 922) the Hoare annotation is: true [2019-10-13 21:22:13,029 INFO L443 ceAbstractionStarter]: For program point L915-1(lines 911 922) no Hoare annotation was computed. [2019-10-13 21:22:13,029 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2019-10-13 21:22:13,029 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L446 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: true [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 183 207) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L446 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: true [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point L189-1(line 189) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 204) no Hoare annotation was computed. [2019-10-13 21:22:13,030 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 183 207) the Hoare annotation is: true [2019-10-13 21:22:13,031 INFO L446 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2019-10-13 21:22:13,031 INFO L443 ceAbstractionStarter]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2019-10-13 21:22:13,031 INFO L446 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: true [2019-10-13 21:22:13,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:13 BoogieIcfgContainer [2019-10-13 21:22:13,044 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:13,052 INFO L168 Benchmark]: Toolchain (without parser) took 7227.18 ms. Allocated memory was 145.8 MB in the beginning and 285.2 MB in the end (delta: 139.5 MB). Free memory was 102.6 MB in the beginning and 166.9 MB in the end (delta: -64.3 MB). Peak memory consumption was 75.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,053 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.94 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.4 MB in the beginning and 169.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,063 INFO L168 Benchmark]: Boogie Preprocessor took 107.79 ms. Allocated memory is still 202.9 MB. Free memory was 169.0 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,068 INFO L168 Benchmark]: RCFGBuilder took 1176.63 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 191.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,069 INFO L168 Benchmark]: TraceAbstraction took 5247.94 ms. Allocated memory was 235.9 MB in the beginning and 285.2 MB in the end (delta: 49.3 MB). Free memory was 191.3 MB in the beginning and 166.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,075 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 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.94 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.4 MB in the beginning and 169.0 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.79 ms. Allocated memory is still 202.9 MB. Free memory was 169.0 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1176.63 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 191.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5247.94 ms. Allocated memory was 235.9 MB in the beginning and 285.2 MB in the end (delta: 49.3 MB). Free memory was 191.3 MB in the beginning and 166.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: 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: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 251 locations, 1 error locations. Result: SAFE, OverallTime: 5.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 926 SDtfs, 770 SDslu, 2152 SDs, 0 SdLazy, 842 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1057occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 155 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 1144 PreInvPairs, 1145 NumberOfFragments, 71 HoareAnnotationTreeSize, 1144 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 69 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 518 ConstructedInterpolants, 0 QuantifiedInterpolants, 78004 SizeOfPredicates, 3 NumberOfNonLiveVariables, 750 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 61/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 122, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0804597701149425, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...