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_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:59,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:59,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:59,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:59,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:59,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:59,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:59,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:59,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:59,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:59,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:59,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:59,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:59,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:59,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:59,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:59,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:59,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:59,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:59,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:59,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:59,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:59,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:59,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:59,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:59,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:59,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:59,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:59,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:59,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:59,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:59,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:59,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:59,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:59,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:59,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:59,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:59,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:59,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:59,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:59,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:59,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:59,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:59,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:59,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:59,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:59,671 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:59,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:59,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:59,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:59,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:59,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:59,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:59,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:59,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:59,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:59,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:59,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:59,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:59,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:59,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:59,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:59,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:59,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:59,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:59,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:59,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:59,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:59,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:59,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:59,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:59,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:59,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:59,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:59,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:59,962 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:59,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-10-13 21:22:00,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4236782e6/58468f97ec9449c1aa03244cf2dfdfb2/FLAG30d919af8 [2019-10-13 21:22:00,546 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:22:00,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-10-13 21:22:00,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4236782e6/58468f97ec9449c1aa03244cf2dfdfb2/FLAG30d919af8 [2019-10-13 21:22:00,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4236782e6/58468f97ec9449c1aa03244cf2dfdfb2 [2019-10-13 21:22:00,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:22:00,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:22:00,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:00,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:22:00,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:22:00,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:00" (1/1) ... [2019-10-13 21:22:00,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d974c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:00, skipping insertion in model container [2019-10-13 21:22:00,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:00" (1/1) ... [2019-10-13 21:22:00,870 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:22:00,916 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:22:01,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:01,392 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:22:01,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:01,507 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:22:01,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01 WrapperNode [2019-10-13 21:22:01,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:01,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:22:01,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:22:01,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:22:01,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (1/1) ... [2019-10-13 21:22:01,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:22:01,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:22:01,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:22:01,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:22:01,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (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 21:22:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:22:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:22:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:22:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:22:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:22:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:22:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:22:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:22:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:22:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:22:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:22:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:22:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:22:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:22:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:22:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:22:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:22:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:22:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:22:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:22:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:22:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:22:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:22:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:22:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:22:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:22:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:22:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:22:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:22:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:22:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:22:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:22:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:22:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:22:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:22:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:22:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:22:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:22:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:22:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:22:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:22:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:22:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:22:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:22:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:22:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:22:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:22:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:22:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:22:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:22:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:22:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:22:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:22:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:22:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:22:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:22:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:02,718 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:02,718 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:02,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:02 BoogieIcfgContainer [2019-10-13 21:22:02,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:02,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:02,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:02,724 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:02,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:00" (1/3) ... [2019-10-13 21:22:02,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12566190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:02, skipping insertion in model container [2019-10-13 21:22:02,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:01" (2/3) ... [2019-10-13 21:22:02,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12566190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:02, skipping insertion in model container [2019-10-13 21:22:02,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:02" (3/3) ... [2019-10-13 21:22:02,727 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product51.cil.c [2019-10-13 21:22:02,737 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:02,745 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:02,756 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:02,791 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:02,791 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:02,792 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:02,792 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:02,792 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:02,792 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:02,793 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:02,793 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:02,819 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-10-13 21:22:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:02,832 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:02,833 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 21:22:02,839 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:02,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:02,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1091923628, now seen corresponding path program 1 times [2019-10-13 21:22:02,856 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:02,856 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297272315] [2019-10-13 21:22:02,856 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,857 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,857 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,225 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 21:22:03,226 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297272315] [2019-10-13 21:22:03,227 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:03,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:03,231 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317787211] [2019-10-13 21:22:03,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:03,239 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:03,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:03,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:03,256 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2019-10-13 21:22:03,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,299 INFO L93 Difference]: Finished difference Result 268 states and 333 transitions. [2019-10-13 21:22:03,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:03,300 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:03,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,312 INFO L225 Difference]: With dead ends: 268 [2019-10-13 21:22:03,312 INFO L226 Difference]: Without dead ends: 134 [2019-10-13 21:22:03,316 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 21:22:03,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-13 21:22:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-10-13 21:22:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-10-13 21:22:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2019-10-13 21:22:03,372 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2019-10-13 21:22:03,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,372 INFO L462 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2019-10-13 21:22:03,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2019-10-13 21:22:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:03,376 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,377 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 21:22:03,377 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,378 INFO L82 PathProgramCache]: Analyzing trace with hash 644500822, now seen corresponding path program 1 times [2019-10-13 21:22:03,378 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,378 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662219288] [2019-10-13 21:22:03,378 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,378 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,517 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 21:22:03,518 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662219288] [2019-10-13 21:22:03,518 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:03,518 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:03,519 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912330114] [2019-10-13 21:22:03,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:03,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:03,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:03,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:03,523 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 3 states. [2019-10-13 21:22:03,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,575 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2019-10-13 21:22:03,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:03,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:03,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,582 INFO L225 Difference]: With dead ends: 211 [2019-10-13 21:22:03,583 INFO L226 Difference]: Without dead ends: 125 [2019-10-13 21:22:03,587 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 21:22:03,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-13 21:22:03,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-10-13 21:22:03,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-10-13 21:22:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2019-10-13 21:22:03,620 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2019-10-13 21:22:03,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,621 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2019-10-13 21:22:03,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2019-10-13 21:22:03,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:22:03,625 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,625 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 21:22:03,625 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,626 INFO L82 PathProgramCache]: Analyzing trace with hash -350015351, now seen corresponding path program 1 times [2019-10-13 21:22:03,626 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,627 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706626502] [2019-10-13 21:22:03,627 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,627 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,801 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 21:22:03,802 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706626502] [2019-10-13 21:22:03,802 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:03,802 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:03,802 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062758204] [2019-10-13 21:22:03,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:03,803 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:03,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:03,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:03,804 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 7 states. [2019-10-13 21:22:04,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:04,294 INFO L93 Difference]: Finished difference Result 377 states and 456 transitions. [2019-10-13 21:22:04,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:22:04,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:22:04,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:04,299 INFO L225 Difference]: With dead ends: 377 [2019-10-13 21:22:04,299 INFO L226 Difference]: Without dead ends: 276 [2019-10-13 21:22:04,300 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 21:22:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2019-10-13 21:22:04,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 268. [2019-10-13 21:22:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2019-10-13 21:22:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 324 transitions. [2019-10-13 21:22:04,354 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 324 transitions. Word has length 51 [2019-10-13 21:22:04,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:04,355 INFO L462 AbstractCegarLoop]: Abstraction has 268 states and 324 transitions. [2019-10-13 21:22:04,355 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 324 transitions. [2019-10-13 21:22:04,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:22:04,358 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:04,358 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 21:22:04,358 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:04,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:04,358 INFO L82 PathProgramCache]: Analyzing trace with hash -103520613, now seen corresponding path program 1 times [2019-10-13 21:22:04,359 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:04,359 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095449957] [2019-10-13 21:22:04,359 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:04,359 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:04,359 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:04,491 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 21:22:04,492 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095449957] [2019-10-13 21:22:04,492 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:04,492 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:22:04,492 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494829335] [2019-10-13 21:22:04,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:22:04,493 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:04,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:22:04,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:04,494 INFO L87 Difference]: Start difference. First operand 268 states and 324 transitions. Second operand 10 states. [2019-10-13 21:22:05,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:05,101 INFO L93 Difference]: Finished difference Result 952 states and 1244 transitions. [2019-10-13 21:22:05,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:22:05,103 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-13 21:22:05,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:05,110 INFO L225 Difference]: With dead ends: 952 [2019-10-13 21:22:05,110 INFO L226 Difference]: Without dead ends: 708 [2019-10-13 21:22:05,115 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 21:22:05,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2019-10-13 21:22:05,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 696. [2019-10-13 21:22:05,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states. [2019-10-13 21:22:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 876 transitions. [2019-10-13 21:22:05,198 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 876 transitions. Word has length 57 [2019-10-13 21:22:05,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:05,199 INFO L462 AbstractCegarLoop]: Abstraction has 696 states and 876 transitions. [2019-10-13 21:22:05,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:22:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 876 transitions. [2019-10-13 21:22:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:22:05,204 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:05,204 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 21:22:05,204 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:05,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:05,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1065334495, now seen corresponding path program 1 times [2019-10-13 21:22:05,205 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:05,205 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856266562] [2019-10-13 21:22:05,207 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:05,207 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:05,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:05,322 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 21:22:05,323 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856266562] [2019-10-13 21:22:05,323 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:05,323 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 21:22:05,324 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124362288] [2019-10-13 21:22:05,324 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 21:22:05,324 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:05,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 21:22:05,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 21:22:05,325 INFO L87 Difference]: Start difference. First operand 696 states and 876 transitions. Second operand 4 states. [2019-10-13 21:22:05,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:05,643 INFO L93 Difference]: Finished difference Result 1746 states and 2403 transitions. [2019-10-13 21:22:05,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:22:05,644 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-13 21:22:05,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:05,651 INFO L225 Difference]: With dead ends: 1746 [2019-10-13 21:22:05,651 INFO L226 Difference]: Without dead ends: 1074 [2019-10-13 21:22:05,654 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 21:22:05,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1074 states. [2019-10-13 21:22:05,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1074 to 939. [2019-10-13 21:22:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2019-10-13 21:22:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1190 transitions. [2019-10-13 21:22:05,732 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1190 transitions. Word has length 61 [2019-10-13 21:22:05,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:05,732 INFO L462 AbstractCegarLoop]: Abstraction has 939 states and 1190 transitions. [2019-10-13 21:22:05,732 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 21:22:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1190 transitions. [2019-10-13 21:22:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-13 21:22:05,737 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:05,737 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 21:22:05,737 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:05,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:05,738 INFO L82 PathProgramCache]: Analyzing trace with hash 380759586, now seen corresponding path program 1 times [2019-10-13 21:22:05,738 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:05,738 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164619749] [2019-10-13 21:22:05,739 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:05,739 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:05,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:05,864 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 21:22:05,864 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164619749] [2019-10-13 21:22:05,865 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152879816] [2019-10-13 21:22:05,865 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 21:22:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:06,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:22:06,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:22:06,178 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 21:22:06,178 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:22:06,290 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:06,406 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 21:22:06,407 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1510900941] [2019-10-13 21:22:06,413 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 89 [2019-10-13 21:22:06,454 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:22:06,455 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:22:06,534 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:22:06,535 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 69 root evaluator evaluations with a maximum evaluation depth of 0. Performed 69 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:22:06,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:06,540 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:22:06,591 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:22:06,592 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:22:06,595 INFO L553 sIntCurrentIteration]: We unified 87 AI predicates to 87 [2019-10-13 21:22:06,595 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:22:06,596 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:22:06,596 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:22:06,596 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551722864] [2019-10-13 21:22:06,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:06,597 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:06,598 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:22:06,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:06,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:06,598 INFO L87 Difference]: Start difference. First operand 939 states and 1190 transitions. Second operand 2 states. [2019-10-13 21:22:06,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:06,612 INFO L93 Difference]: Finished difference Result 939 states and 1190 transitions. [2019-10-13 21:22:06,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:06,613 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2019-10-13 21:22:06,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:06,613 INFO L225 Difference]: With dead ends: 939 [2019-10-13 21:22:06,613 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:06,616 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 21:22:06,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:06,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:06,617 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-10-13 21:22:06,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:06,618 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:06,618 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:06,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:06,828 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:06,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:07,151 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 659 714) no Hoare annotation was computed. [2019-10-13 21:22:07,151 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 694) no Hoare annotation was computed. [2019-10-13 21:22:07,151 INFO L443 ceAbstractionStarter]: For program point L690-1(lines 690 694) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point L684-2(lines 684 705) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 659 714) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 659 714) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point L706(lines 683 707) no Hoare annotation was computed. [2019-10-13 21:22:07,152 INFO L443 ceAbstractionStarter]: For program point L767(lines 740 768) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 715 774) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 715 774) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point L747-1(lines 747 751) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 715 774) no Hoare annotation was computed. [2019-10-13 21:22:07,153 INFO L443 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2019-10-13 21:22:07,154 INFO L443 ceAbstractionStarter]: For program point L741-2(lines 741 766) no Hoare annotation was computed. [2019-10-13 21:22:07,154 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 299 305) the Hoare annotation is: true [2019-10-13 21:22:07,154 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 299 305) no Hoare annotation was computed. [2019-10-13 21:22:07,159 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 306 314) no Hoare annotation was computed. [2019-10-13 21:22:07,159 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 306 314) the Hoare annotation is: true [2019-10-13 21:22:07,160 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 306 314) no Hoare annotation was computed. [2019-10-13 21:22:07,160 INFO L446 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: true [2019-10-13 21:22:07,160 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2019-10-13 21:22:07,160 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 147 171) the Hoare annotation is: true [2019-10-13 21:22:07,160 INFO L446 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2019-10-13 21:22:07,160 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-10-13 21:22:07,160 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 168) no Hoare annotation was computed. [2019-10-13 21:22:07,160 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 147 171) no Hoare annotation was computed. [2019-10-13 21:22:07,161 INFO L446 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: true [2019-10-13 21:22:07,161 INFO L443 ceAbstractionStarter]: For program point L153-1(line 153) no Hoare annotation was computed. [2019-10-13 21:22:07,161 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 147 171) no Hoare annotation was computed. [2019-10-13 21:22:07,161 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:22:07,161 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 21:22:07,161 INFO L446 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: true [2019-10-13 21:22:07,161 INFO L446 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: true [2019-10-13 21:22:07,161 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: true [2019-10-13 21:22:07,162 INFO L446 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: true [2019-10-13 21:22:07,162 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:22:07,162 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:22:07,162 INFO L446 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: true [2019-10-13 21:22:07,165 INFO L446 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: true [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:07,166 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 21:22:07,167 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 515 529) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L446 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: true [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point L519(lines 519 525) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 515 529) the Hoare annotation is: true [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 515 529) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 432 440) no Hoare annotation was computed. [2019-10-13 21:22:07,168 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 432 440) the Hoare annotation is: true [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 432 440) no Hoare annotation was computed. [2019-10-13 21:22:07,169 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 496 514) the Hoare annotation is: true [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point L505(lines 505 509) no Hoare annotation was computed. [2019-10-13 21:22:07,169 INFO L446 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: true [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point L505-2(lines 505 509) no Hoare annotation was computed. [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point L503-1(line 503) no Hoare annotation was computed. [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 496 514) no Hoare annotation was computed. [2019-10-13 21:22:07,169 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 496 514) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 456) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L448-2(lines 448 456) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L471-1(line 471) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 441 476) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 468) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point L460-2(lines 460 468) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 441 476) no Hoare annotation was computed. [2019-10-13 21:22:07,170 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 441 476) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 292 298) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 292 298) the Hoare annotation is: true [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 613 658) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 613 658) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 613 658) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 926 971) no Hoare annotation was computed. [2019-10-13 21:22:07,171 INFO L443 ceAbstractionStarter]: For program point L946(lines 946 953) no Hoare annotation was computed. [2019-10-13 21:22:07,172 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 960) no Hoare annotation was computed. [2019-10-13 21:22:07,172 INFO L443 ceAbstractionStarter]: For program point L940-1(lines 940 960) no Hoare annotation was computed. [2019-10-13 21:22:07,172 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 926 971) no Hoare annotation was computed. [2019-10-13 21:22:07,172 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 926 971) no Hoare annotation was computed. [2019-10-13 21:22:07,172 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: true [2019-10-13 21:22:07,173 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:22:07,173 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:22:07,173 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 421 431) no Hoare annotation was computed. [2019-10-13 21:22:07,173 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 421 431) no Hoare annotation was computed. [2019-10-13 21:22:07,173 INFO L443 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2019-10-13 21:22:07,174 INFO L443 ceAbstractionStarter]: For program point L426-1(line 426) no Hoare annotation was computed. [2019-10-13 21:22:07,174 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 421 431) no Hoare annotation was computed. [2019-10-13 21:22:07,175 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 413 420) the Hoare annotation is: true [2019-10-13 21:22:07,175 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 413 420) no Hoare annotation was computed. [2019-10-13 21:22:07,175 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 413 420) no Hoare annotation was computed. [2019-10-13 21:22:07,175 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 257 270) no Hoare annotation was computed. [2019-10-13 21:22:07,175 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-10-13 21:22:07,175 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 257 270) the Hoare annotation is: true [2019-10-13 21:22:07,175 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 257 270) no Hoare annotation was computed. [2019-10-13 21:22:07,176 INFO L443 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2019-10-13 21:22:07,176 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 401) no Hoare annotation was computed. [2019-10-13 21:22:07,176 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 380 404) no Hoare annotation was computed. [2019-10-13 21:22:07,176 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 380 404) the Hoare annotation is: true [2019-10-13 21:22:07,176 INFO L446 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: true [2019-10-13 21:22:07,176 INFO L443 ceAbstractionStarter]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2019-10-13 21:22:07,176 INFO L446 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: true [2019-10-13 21:22:07,176 INFO L446 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: true [2019-10-13 21:22:07,177 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 396) no Hoare annotation was computed. [2019-10-13 21:22:07,177 INFO L446 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2019-10-13 21:22:07,177 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2019-10-13 21:22:07,177 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2019-10-13 21:22:07,177 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 531 596) the Hoare annotation is: true [2019-10-13 21:22:07,177 INFO L443 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2019-10-13 21:22:07,177 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 531 596) no Hoare annotation was computed. [2019-10-13 21:22:07,177 INFO L446 ceAbstractionStarter]: At program point L589(lines 540 590) the Hoare annotation is: true [2019-10-13 21:22:07,178 INFO L446 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2019-10-13 21:22:07,178 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2019-10-13 21:22:07,178 INFO L446 ceAbstractionStarter]: At program point L577-1(lines 571 584) the Hoare annotation is: true [2019-10-13 21:22:07,178 INFO L443 ceAbstractionStarter]: For program point L542(lines 541 588) no Hoare annotation was computed. [2019-10-13 21:22:07,178 INFO L443 ceAbstractionStarter]: For program point L571(lines 571 584) no Hoare annotation was computed. [2019-10-13 21:22:07,178 INFO L446 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: true [2019-10-13 21:22:07,178 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 567) no Hoare annotation was computed. [2019-10-13 21:22:07,178 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 561 567) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L446 ceAbstractionStarter]: At program point L586(lines 541 588) the Hoare annotation is: true [2019-10-13 21:22:07,179 INFO L446 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: true [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point L551(lines 551 557) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 531 596) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point L894(lines 894 914) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point L894-1(lines 894 914) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 880 925) no Hoare annotation was computed. [2019-10-13 21:22:07,179 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 880 925) no Hoare annotation was computed. [2019-10-13 21:22:07,180 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 880 925) no Hoare annotation was computed. [2019-10-13 21:22:07,180 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 907) no Hoare annotation was computed. [2019-10-13 21:22:07,180 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 271 279) no Hoare annotation was computed. [2019-10-13 21:22:07,180 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 271 279) the Hoare annotation is: true [2019-10-13 21:22:07,181 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 271 279) no Hoare annotation was computed. [2019-10-13 21:22:07,181 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 241) no Hoare annotation was computed. [2019-10-13 21:22:07,181 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 225 247) no Hoare annotation was computed. [2019-10-13 21:22:07,181 INFO L443 ceAbstractionStarter]: For program point L233-2(lines 233 241) no Hoare annotation was computed. [2019-10-13 21:22:07,182 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 225 247) no Hoare annotation was computed. [2019-10-13 21:22:07,182 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 225 247) no Hoare annotation was computed. [2019-10-13 21:22:07,182 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 282 291) no Hoare annotation was computed. [2019-10-13 21:22:07,182 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 282 291) no Hoare annotation was computed. [2019-10-13 21:22:07,182 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 282 291) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 876) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 777 879) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L826-2(lines 826 846) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L847(lines 825 848) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 822) no Hoare annotation was computed. [2019-10-13 21:22:07,183 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 777 879) no Hoare annotation was computed. [2019-10-13 21:22:07,184 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2019-10-13 21:22:07,184 INFO L443 ceAbstractionStarter]: For program point L827(lines 826 846) no Hoare annotation was computed. [2019-10-13 21:22:07,184 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-10-13 21:22:07,184 INFO L443 ceAbstractionStarter]: For program point L858-1(line 858) no Hoare annotation was computed. [2019-10-13 21:22:07,185 INFO L443 ceAbstractionStarter]: For program point L823(lines 823 864) no Hoare annotation was computed. [2019-10-13 21:22:07,185 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 777 879) no Hoare annotation was computed. [2019-10-13 21:22:07,185 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-10-13 21:22:07,185 INFO L443 ceAbstractionStarter]: For program point L842-1(line 842) no Hoare annotation was computed. [2019-10-13 21:22:07,185 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 405 412) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 405 412) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L446 ceAbstractionStarter]: At program point activatePumpENTRY(lines 405 412) the Hoare annotation is: true [2019-10-13 21:22:07,186 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 248 256) the Hoare annotation is: true [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 248 256) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 248 256) no Hoare annotation was computed. [2019-10-13 21:22:07,186 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 477 495) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L443 ceAbstractionStarter]: For program point L486(lines 486 490) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 477 495) the Hoare annotation is: true [2019-10-13 21:22:07,187 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 477 495) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L446 ceAbstractionStarter]: At program point L484(line 484) the Hoare annotation is: true [2019-10-13 21:22:07,187 INFO L443 ceAbstractionStarter]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L443 ceAbstractionStarter]: For program point L484-1(line 484) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L443 ceAbstractionStarter]: For program point L208-1(lines 204 215) no Hoare annotation was computed. [2019-10-13 21:22:07,187 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 204 215) the Hoare annotation is: true [2019-10-13 21:22:07,188 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 204 215) no Hoare annotation was computed. [2019-10-13 21:22:07,188 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,188 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,189 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,189 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 322 345) the Hoare annotation is: true [2019-10-13 21:22:07,189 INFO L446 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: true [2019-10-13 21:22:07,189 INFO L446 ceAbstractionStarter]: At program point L333(lines 333 339) the Hoare annotation is: true [2019-10-13 21:22:07,189 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 322 345) no Hoare annotation was computed. [2019-10-13 21:22:07,189 INFO L446 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: true [2019-10-13 21:22:07,189 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 322 345) no Hoare annotation was computed. [2019-10-13 21:22:07,189 INFO L443 ceAbstractionStarter]: For program point L326(lines 325 344) no Hoare annotation was computed. [2019-10-13 21:22:07,190 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 21:22:07,190 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 21:22:07,190 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:07,190 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 21:22:07,190 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 21:22:07,190 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-13 21:22:07,190 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 21:22:07,190 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 21:22:07,191 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 216 224) no Hoare annotation was computed. [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 216 224) no Hoare annotation was computed. [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 216 224) no Hoare annotation was computed. [2019-10-13 21:22:07,191 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 180 191) the Hoare annotation is: true [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 180 191) no Hoare annotation was computed. [2019-10-13 21:22:07,191 INFO L443 ceAbstractionStarter]: For program point L184-1(lines 180 191) no Hoare annotation was computed. [2019-10-13 21:22:07,192 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:22:07,192 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:22:07,192 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,192 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:22:07,192 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:07,192 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:07,192 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: true [2019-10-13 21:22:07,192 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2019-10-13 21:22:07,193 INFO L446 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: true [2019-10-13 21:22:07,193 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2019-10-13 21:22:07,193 INFO L446 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: true [2019-10-13 21:22:07,193 INFO L446 ceAbstractionStarter]: At program point L364(line 364) the Hoare annotation is: true [2019-10-13 21:22:07,193 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2019-10-13 21:22:07,193 INFO L446 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: true [2019-10-13 21:22:07,193 INFO L443 ceAbstractionStarter]: For program point L360-1(line 360) no Hoare annotation was computed. [2019-10-13 21:22:07,193 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 375) no Hoare annotation was computed. [2019-10-13 21:22:07,194 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 192 203) no Hoare annotation was computed. [2019-10-13 21:22:07,194 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 192 203) the Hoare annotation is: true [2019-10-13 21:22:07,194 INFO L443 ceAbstractionStarter]: For program point L196-1(lines 192 203) no Hoare annotation was computed. [2019-10-13 21:22:07,194 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 598 605) no Hoare annotation was computed. [2019-10-13 21:22:07,194 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2019-10-13 21:22:07,194 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-10-13 21:22:07,194 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2019-10-13 21:22:07,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:07 BoogieIcfgContainer [2019-10-13 21:22:07,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:07,204 INFO L168 Benchmark]: Toolchain (without parser) took 6349.47 ms. Allocated memory was 146.3 MB in the beginning and 278.9 MB in the end (delta: 132.6 MB). Free memory was 103.3 MB in the beginning and 190.3 MB in the end (delta: -87.1 MB). Peak memory consumption was 145.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,205 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.79 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 103.0 MB in the beginning and 173.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,207 INFO L168 Benchmark]: Boogie Preprocessor took 100.36 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 168.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,208 INFO L168 Benchmark]: RCFGBuilder took 1108.52 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 168.3 MB in the beginning and 194.3 MB in the end (delta: -26.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,209 INFO L168 Benchmark]: TraceAbstraction took 4481.48 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 194.3 MB in the beginning and 190.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:07,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.79 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 103.0 MB in the beginning and 173.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.36 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 168.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1108.52 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 168.3 MB in the beginning and 194.3 MB in the end (delta: -26.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4481.48 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 194.3 MB in the beginning and 190.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Result: SAFE, OverallTime: 4.4s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 807 SDtfs, 659 SDslu, 1870 SDs, 0 SdLazy, 718 SolverSat, 123 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s 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=939occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 155 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 924 PreInvPairs, 925 NumberOfFragments, 63 HoareAnnotationTreeSize, 924 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s 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]: 127, 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...