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_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:36,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:36,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:36,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:36,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:36,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:36,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:36,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:36,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:36,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:36,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:36,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:36,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:36,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:36,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:36,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:36,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:36,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:36,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:36,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:36,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:36,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:36,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:36,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:36,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:36,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:36,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:36,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:36,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:36,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:36,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:36,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:36,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:36,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:36,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:36,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:36,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:36,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:36,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:36,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:36,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:36,618 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 21:20:36,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:36,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:36,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:36,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:36,642 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:36,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:36,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:36,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:36,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:36,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:36,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:36,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:36,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:36,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:36,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:36,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:36,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:36,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:36,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:36,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:36,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:36,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:36,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:36,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:36,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:36,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:36,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:36,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:36,649 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 21:20:36,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:36,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:36,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:36,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:36,933 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:36,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-13 21:20:37,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4c7bcf/f6cb7704babc44faabdb3022f58cf0e4/FLAG1e7d9da27 [2019-10-13 21:20:37,563 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:37,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-13 21:20:37,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4c7bcf/f6cb7704babc44faabdb3022f58cf0e4/FLAG1e7d9da27 [2019-10-13 21:20:37,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4c7bcf/f6cb7704babc44faabdb3022f58cf0e4 [2019-10-13 21:20:37,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:37,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:37,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:37,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:37,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:37,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e394a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37, skipping insertion in model container [2019-10-13 21:20:37,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,876 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:37,916 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:38,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:38,390 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:38,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:38,547 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:38,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38 WrapperNode [2019-10-13 21:20:38,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:38,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:38,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:38,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:38,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (1/1) ... [2019-10-13 21:20:38,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:38,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:38,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:38,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:38,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (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 21:20:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:38,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:38,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:38,707 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:38,708 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:38,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:38,713 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:38,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:38,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:38,714 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:38,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:38,715 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:38,715 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:38,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:38,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:38,715 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:38,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:38,716 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:38,717 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:38,718 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:38,719 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:38,720 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:38,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:38,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:38,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:38,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:38,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:38,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:38,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:38,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:38,722 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:38,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:38,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:38,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:38,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:38,723 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:38,724 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:38,725 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:38,725 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:38,725 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:38,725 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:38,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:38,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:38,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:39,675 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:39,676 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:39,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:39 BoogieIcfgContainer [2019-10-13 21:20:39,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:39,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:39,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:39,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:39,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:37" (1/3) ... [2019-10-13 21:20:39,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d6deb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:39, skipping insertion in model container [2019-10-13 21:20:39,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:38" (2/3) ... [2019-10-13 21:20:39,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d6deb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:39, skipping insertion in model container [2019-10-13 21:20:39,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:39" (3/3) ... [2019-10-13 21:20:39,685 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2019-10-13 21:20:39,695 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:39,703 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:39,715 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:39,754 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:39,754 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:39,755 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:39,755 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:39,755 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:39,756 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:39,756 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:39,756 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2019-10-13 21:20:39,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:39,798 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:39,799 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 21:20:39,801 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:39,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:39,809 INFO L82 PathProgramCache]: Analyzing trace with hash -996229521, now seen corresponding path program 1 times [2019-10-13 21:20:39,820 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:39,820 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88736129] [2019-10-13 21:20:39,821 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,821 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,150 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 21:20:40,151 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88736129] [2019-10-13 21:20:40,153 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,154 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:40,154 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88037032] [2019-10-13 21:20:40,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:40,166 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:40,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:40,184 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2019-10-13 21:20:40,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,239 INFO L93 Difference]: Finished difference Result 222 states and 275 transitions. [2019-10-13 21:20:40,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:40,240 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:40,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,257 INFO L225 Difference]: With dead ends: 222 [2019-10-13 21:20:40,257 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 21:20:40,268 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 21:20:40,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 21:20:40,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 21:20:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 21:20:40,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2019-10-13 21:20:40,326 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2019-10-13 21:20:40,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,327 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2019-10-13 21:20:40,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2019-10-13 21:20:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:40,332 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,333 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:40,333 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1040363227, now seen corresponding path program 1 times [2019-10-13 21:20:40,335 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,335 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428494834] [2019-10-13 21:20:40,335 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,336 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,473 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 21:20:40,474 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428494834] [2019-10-13 21:20:40,474 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,474 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:40,474 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345015402] [2019-10-13 21:20:40,476 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:40,476 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:40,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:40,477 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 3 states. [2019-10-13 21:20:40,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,495 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2019-10-13 21:20:40,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:40,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:40,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,498 INFO L225 Difference]: With dead ends: 167 [2019-10-13 21:20:40,498 INFO L226 Difference]: Without dead ends: 104 [2019-10-13 21:20:40,500 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 21:20:40,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-13 21:20:40,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-13 21:20:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 21:20:40,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2019-10-13 21:20:40,512 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2019-10-13 21:20:40,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,512 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2019-10-13 21:20:40,513 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2019-10-13 21:20:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:40,515 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,515 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 21:20:40,515 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,516 INFO L82 PathProgramCache]: Analyzing trace with hash -542222879, now seen corresponding path program 1 times [2019-10-13 21:20:40,516 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,516 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484918347] [2019-10-13 21:20:40,516 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,517 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,710 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 21:20:40,711 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484918347] [2019-10-13 21:20:40,711 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,711 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:40,711 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588274237] [2019-10-13 21:20:40,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:40,712 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:40,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:40,713 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 7 states. [2019-10-13 21:20:40,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,977 INFO L93 Difference]: Finished difference Result 180 states and 211 transitions. [2019-10-13 21:20:40,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:40,978 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 21:20:40,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,981 INFO L225 Difference]: With dead ends: 180 [2019-10-13 21:20:40,981 INFO L226 Difference]: Without dead ends: 104 [2019-10-13 21:20:40,982 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 21:20:40,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-13 21:20:41,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-13 21:20:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 21:20:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 118 transitions. [2019-10-13 21:20:41,007 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 118 transitions. Word has length 57 [2019-10-13 21:20:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:41,010 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 118 transitions. [2019-10-13 21:20:41,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2019-10-13 21:20:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 21:20:41,018 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:41,018 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, 1, 1, 1, 1] [2019-10-13 21:20:41,020 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:41,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:41,021 INFO L82 PathProgramCache]: Analyzing trace with hash -975500264, now seen corresponding path program 1 times [2019-10-13 21:20:41,021 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:41,021 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712982177] [2019-10-13 21:20:41,021 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,022 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:41,208 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 21:20:41,209 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712982177] [2019-10-13 21:20:41,209 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:41,209 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:41,209 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016628718] [2019-10-13 21:20:41,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:41,211 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:41,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:41,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:41,212 INFO L87 Difference]: Start difference. First operand 104 states and 118 transitions. Second operand 6 states. [2019-10-13 21:20:41,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:41,380 INFO L93 Difference]: Finished difference Result 248 states and 293 transitions. [2019-10-13 21:20:41,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:41,381 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2019-10-13 21:20:41,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:41,385 INFO L225 Difference]: With dead ends: 248 [2019-10-13 21:20:41,385 INFO L226 Difference]: Without dead ends: 172 [2019-10-13 21:20:41,386 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:41,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2019-10-13 21:20:41,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 170. [2019-10-13 21:20:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2019-10-13 21:20:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 196 transitions. [2019-10-13 21:20:41,408 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 196 transitions. Word has length 65 [2019-10-13 21:20:41,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:41,409 INFO L462 AbstractCegarLoop]: Abstraction has 170 states and 196 transitions. [2019-10-13 21:20:41,409 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 196 transitions. [2019-10-13 21:20:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-13 21:20:41,413 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:41,414 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:41,414 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:41,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:41,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1832666876, now seen corresponding path program 1 times [2019-10-13 21:20:41,414 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:41,415 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783987656] [2019-10-13 21:20:41,415 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,415 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:41,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:41,534 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 21:20:41,535 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783987656] [2019-10-13 21:20:41,535 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:41,535 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:41,535 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059154408] [2019-10-13 21:20:41,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:41,536 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:41,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:41,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:41,538 INFO L87 Difference]: Start difference. First operand 170 states and 196 transitions. Second operand 7 states. [2019-10-13 21:20:41,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:41,865 INFO L93 Difference]: Finished difference Result 266 states and 315 transitions. [2019-10-13 21:20:41,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:41,867 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2019-10-13 21:20:41,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:41,867 INFO L225 Difference]: With dead ends: 266 [2019-10-13 21:20:41,867 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:41,875 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:20:41,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:41,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:41,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2019-10-13 21:20:41,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:41,876 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:41,877 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:41,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:41,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:42,684 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2019-10-13 21:20:42,684 INFO L443 ceAbstractionStarter]: For program point L407-1(lines 407 411) no Hoare annotation was computed. [2019-10-13 21:20:42,684 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 376 431) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L402(line 402) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L401-2(lines 401 422) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L423(lines 400 424) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 376 431) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 376 431) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 432 491) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2019-10-13 21:20:42,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 432 491) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 432 491) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point L458-2(lines 458 483) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point L484(lines 457 485) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:20:42,686 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 21:20:42,687 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:20:42,687 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,687 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2019-10-13 21:20:42,687 INFO L439 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,687 INFO L439 ceAbstractionStarter]: At program point L210-1(line 210) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,687 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 215) no Hoare annotation was computed. [2019-10-13 21:20:42,688 INFO L443 ceAbstractionStarter]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2019-10-13 21:20:42,688 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-10-13 21:20:42,688 INFO L439 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,688 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 198 220) no Hoare annotation was computed. [2019-10-13 21:20:42,688 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,688 INFO L439 ceAbstractionStarter]: At program point L204-1(line 204) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 155 178) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 155 178) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 155 178) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-13 21:20:42,689 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-13 21:20:42,690 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-13 21:20:42,691 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-13 21:20:42,691 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2019-10-13 21:20:42,691 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2019-10-13 21:20:42,691 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 798 806) no Hoare annotation was computed. [2019-10-13 21:20:42,691 INFO L443 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2019-10-13 21:20:42,691 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2019-10-13 21:20:42,691 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 856) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L446 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: true [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 843 861) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point L826(lines 826 834) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 807 842) no Hoare annotation was computed. [2019-10-13 21:20:42,692 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 822) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point L814-2(lines 814 822) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 807 842) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point L837-1(line 837) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 807 842) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 330 375) no Hoare annotation was computed. [2019-10-13 21:20:42,693 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 330 375) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 330 375) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 643 688) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 670) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 677) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 677) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 643 688) no Hoare annotation was computed. [2019-10-13 21:20:42,694 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 643 688) no Hoare annotation was computed. [2019-10-13 21:20:42,695 INFO L439 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,695 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,695 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2019-10-13 21:20:42,695 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2019-10-13 21:20:42,695 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 787 797) no Hoare annotation was computed. [2019-10-13 21:20:42,695 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 787 797) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 787 797) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 779 786) no Hoare annotation was computed. [2019-10-13 21:20:42,696 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 744) no Hoare annotation was computed. [2019-10-13 21:20:42,697 INFO L439 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,697 INFO L443 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2019-10-13 21:20:42,697 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 749) no Hoare annotation was computed. [2019-10-13 21:20:42,697 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2019-10-13 21:20:42,697 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,697 INFO L439 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,697 INFO L443 ceAbstractionStarter]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2019-10-13 21:20:42,698 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,698 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,698 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2019-10-13 21:20:42,698 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2019-10-13 21:20:42,698 INFO L439 ceAbstractionStarter]: At program point L929(lines 880 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,698 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,699 INFO L443 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2019-10-13 21:20:42,699 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2019-10-13 21:20:42,699 INFO L439 ceAbstractionStarter]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,699 INFO L443 ceAbstractionStarter]: For program point L882(lines 881 928) no Hoare annotation was computed. [2019-10-13 21:20:42,699 INFO L439 ceAbstractionStarter]: At program point L913(line 913) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,699 INFO L443 ceAbstractionStarter]: For program point L911(lines 911 924) no Hoare annotation was computed. [2019-10-13 21:20:42,699 INFO L439 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,700 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 907) no Hoare annotation was computed. [2019-10-13 21:20:42,700 INFO L443 ceAbstractionStarter]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2019-10-13 21:20:42,700 INFO L439 ceAbstractionStarter]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,700 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,700 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-13 21:20:42,700 INFO L443 ceAbstractionStarter]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 887) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 597 642) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 597 642) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 597 642) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 624) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point L611(lines 611 631) no Hoare annotation was computed. [2019-10-13 21:20:42,701 INFO L443 ceAbstractionStarter]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 753 760) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 753 760) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 753 760) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 305 313) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2019-10-13 21:20:42,702 INFO L446 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: true [2019-10-13 21:20:42,703 INFO L443 ceAbstractionStarter]: For program point L96-1(line 96) no Hoare annotation was computed. [2019-10-13 21:20:42,703 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: true [2019-10-13 21:20:42,703 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,703 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-10-13 21:20:42,703 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 112) no Hoare annotation was computed. [2019-10-13 21:20:42,703 INFO L439 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:42,703 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2019-10-13 21:20:42,703 INFO L443 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 115) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: true [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 289) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 273 295) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point L281-2(lines 281 289) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 273 295) no Hoare annotation was computed. [2019-10-13 21:20:42,704 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 273 295) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 549) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 494 596) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point L543-2(lines 543 563) no Hoare annotation was computed. [2019-10-13 21:20:42,705 INFO L443 ceAbstractionStarter]: For program point L564(lines 542 565) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 539) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 590) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 494 596) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L544(lines 543 563) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 581) no Hoare annotation was computed. [2019-10-13 21:20:42,706 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 494 596) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point L559-1(line 559) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 593) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,707 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 775) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point L767-1(line 767) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 762 778) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 762 778) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point L773-1(lines 762 778) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 296 304) no Hoare annotation was computed. [2019-10-13 21:20:42,708 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 296 304) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 296 304) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point L256-1(lines 252 263) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,709 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2019-10-13 21:20:42,710 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 264 272) no Hoare annotation was computed. [2019-10-13 21:20:42,710 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2019-10-13 21:20:42,710 INFO L439 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,710 INFO L443 ceAbstractionStarter]: For program point L700(lines 699 718) no Hoare annotation was computed. [2019-10-13 21:20:42,710 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,710 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2019-10-13 21:20:42,710 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2019-10-13 21:20:42,711 INFO L439 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,711 INFO L439 ceAbstractionStarter]: At program point L707(lines 707 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,711 INFO L446 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: true [2019-10-13 21:20:42,711 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2019-10-13 21:20:42,711 INFO L443 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2019-10-13 21:20:42,711 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2019-10-13 21:20:42,711 INFO L446 ceAbstractionStarter]: At program point L147(lines 122 151) the Hoare annotation is: true [2019-10-13 21:20:42,711 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-10-13 21:20:42,712 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 140) no Hoare annotation was computed. [2019-10-13 21:20:42,712 INFO L446 ceAbstractionStarter]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2019-10-13 21:20:42,712 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-13 21:20:42,712 INFO L446 ceAbstractionStarter]: At program point L132-2(lines 132 146) the Hoare annotation is: true [2019-10-13 21:20:42,712 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2019-10-13 21:20:42,712 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2019-10-13 21:20:42,712 INFO L443 ceAbstractionStarter]: For program point L232-1(lines 228 239) no Hoare annotation was computed. [2019-10-13 21:20:42,712 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2019-10-13 21:20:42,713 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2019-10-13 21:20:42,713 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,713 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:42,713 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:42,713 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,713 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2019-10-13 21:20:42,713 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:20:42,714 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 862 869) no Hoare annotation was computed. [2019-10-13 21:20:42,714 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2019-10-13 21:20:42,714 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: true [2019-10-13 21:20:42,714 INFO L443 ceAbstractionStarter]: For program point L244-1(lines 240 251) no Hoare annotation was computed. [2019-10-13 21:20:42,714 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2019-10-13 21:20:42,714 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2019-10-13 21:20:42,714 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2019-10-13 21:20:42,715 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2019-10-13 21:20:42,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:42 BoogieIcfgContainer [2019-10-13 21:20:42,731 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:42,734 INFO L168 Benchmark]: Toolchain (without parser) took 4872.95 ms. Allocated memory was 146.3 MB in the beginning and 245.9 MB in the end (delta: 99.6 MB). Free memory was 102.1 MB in the beginning and 109.2 MB in the end (delta: -7.1 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,735 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.40 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.9 MB in the beginning and 169.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,737 INFO L168 Benchmark]: Boogie Preprocessor took 78.74 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,738 INFO L168 Benchmark]: RCFGBuilder took 1050.13 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 195.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,739 INFO L168 Benchmark]: TraceAbstraction took 3052.84 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 194.0 MB in the beginning and 109.2 MB in the end (delta: 84.8 MB). Peak memory consumption was 115.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,743 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 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.40 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.9 MB in the beginning and 169.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.74 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1050.13 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 195.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3052.84 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 194.0 MB in the beginning and 109.2 MB in the end (delta: 84.8 MB). Peak memory consumption was 115.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: 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: 881]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 570 SDtfs, 272 SDslu, 887 SDs, 0 SdLazy, 335 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 523 HoareAnnotationTreeSize, 233 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 31449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...