java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:19:59,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:19:59,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:19:59,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:19:59,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:19:59,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:19:59,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:19:59,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:19:59,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:19:59,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:19:59,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:19:59,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:19:59,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:19:59,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:19:59,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:19:59,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:19:59,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:19:59,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:19:59,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:19:59,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:19:59,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:19:59,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:19:59,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:19:59,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:19:59,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:19:59,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:19:59,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:19:59,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:19:59,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:19:59,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:19:59,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:19:59,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:19:59,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:19:59,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:19:59,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:19:59,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:19:59,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:19:59,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:19:59,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:19:59,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:19:59,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:19:59,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:19:59,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:19:59,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:19:59,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:19:59,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:19:59,699 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:19:59,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:19:59,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:19:59,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:19:59,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:19:59,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:19:59,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:19:59,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:19:59,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:19:59,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:19:59,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:19:59,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:19:59,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:19:59,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:19:59,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:19:59,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:19:59,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:19:59,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:19:59,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:19:59,708 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 21:20:00,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:00,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:00,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:00,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:00,062 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:00,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2019-10-13 21:20:00,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21edcc4f/92e8748d08a64e96abec14f52c3f757e/FLAG51080c710 [2019-10-13 21:20:00,654 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:00,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2019-10-13 21:20:00,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21edcc4f/92e8748d08a64e96abec14f52c3f757e/FLAG51080c710 [2019-10-13 21:20:00,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c21edcc4f/92e8748d08a64e96abec14f52c3f757e [2019-10-13 21:20:00,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:00,940 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:00,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:00,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:00,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:00,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:00" (1/1) ... [2019-10-13 21:20:00,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319c2be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:00, skipping insertion in model container [2019-10-13 21:20:00,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:00" (1/1) ... [2019-10-13 21:20:00,957 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:01,019 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:01,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:01,581 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:01,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:01,701 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:01,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01 WrapperNode [2019-10-13 21:20:01,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:01,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:01,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:01,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:01,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... [2019-10-13 21:20:01,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:01,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:01,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:01,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:01,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:01,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:01,909 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:01,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:01,917 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:01,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:01,919 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:01,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:01,919 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:20:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:20:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:01,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:01,927 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:01,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:01,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:01,930 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:01,931 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:01,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:20:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:01,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:20:01,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:01,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:03,135 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:03,135 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:03,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:03 BoogieIcfgContainer [2019-10-13 21:20:03,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:03,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:03,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:03,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:03,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:00" (1/3) ... [2019-10-13 21:20:03,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f49b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:03, skipping insertion in model container [2019-10-13 21:20:03,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:01" (2/3) ... [2019-10-13 21:20:03,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f49b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:03, skipping insertion in model container [2019-10-13 21:20:03,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:03" (3/3) ... [2019-10-13 21:20:03,147 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2019-10-13 21:20:03,157 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:03,167 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:03,178 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:03,219 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:03,220 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:03,220 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:03,220 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:03,220 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:03,220 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:03,220 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:03,220 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2019-10-13 21:20:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:20:03,253 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:03,254 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:03,256 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:03,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:03,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2019-10-13 21:20:03,273 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:03,273 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666588935] [2019-10-13 21:20:03,274 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:03,274 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:03,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:03,666 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 21:20:03,666 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666588935] [2019-10-13 21:20:03,667 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:03,668 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:03,668 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917264897] [2019-10-13 21:20:03,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:03,675 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:03,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:03,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:03,693 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2019-10-13 21:20:03,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:03,745 INFO L93 Difference]: Finished difference Result 246 states and 307 transitions. [2019-10-13 21:20:03,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:03,747 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:20:03,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:03,760 INFO L225 Difference]: With dead ends: 246 [2019-10-13 21:20:03,761 INFO L226 Difference]: Without dead ends: 123 [2019-10-13 21:20:03,766 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 21:20:03,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2019-10-13 21:20:03,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2019-10-13 21:20:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-10-13 21:20:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2019-10-13 21:20:03,823 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 46 [2019-10-13 21:20:03,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:03,824 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2019-10-13 21:20:03,824 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2019-10-13 21:20:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:20:03,833 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:03,833 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:03,833 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:03,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:03,834 INFO L82 PathProgramCache]: Analyzing trace with hash 18022412, now seen corresponding path program 1 times [2019-10-13 21:20:03,837 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:03,838 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153532134] [2019-10-13 21:20:03,838 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:03,838 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:03,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:04,024 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 21:20:04,024 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153532134] [2019-10-13 21:20:04,024 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:04,025 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:04,025 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066171948] [2019-10-13 21:20:04,028 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:04,031 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:04,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:04,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:04,032 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 3 states. [2019-10-13 21:20:04,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:04,061 INFO L93 Difference]: Finished difference Result 191 states and 225 transitions. [2019-10-13 21:20:04,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:04,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:20:04,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:04,064 INFO L225 Difference]: With dead ends: 191 [2019-10-13 21:20:04,064 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 21:20:04,066 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 21:20:04,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 21:20:04,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 21:20:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 21:20:04,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-10-13 21:20:04,080 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 47 [2019-10-13 21:20:04,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:04,080 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-10-13 21:20:04,081 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-10-13 21:20:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:04,083 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:04,083 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 21:20:04,084 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:04,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:04,084 INFO L82 PathProgramCache]: Analyzing trace with hash 20251595, now seen corresponding path program 1 times [2019-10-13 21:20:04,084 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:04,085 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550139324] [2019-10-13 21:20:04,085 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,085 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:04,270 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 21:20:04,271 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550139324] [2019-10-13 21:20:04,271 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:04,271 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:04,272 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362416978] [2019-10-13 21:20:04,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:04,273 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:04,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:04,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:04,274 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 7 states. [2019-10-13 21:20:04,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:04,615 INFO L93 Difference]: Finished difference Result 204 states and 243 transitions. [2019-10-13 21:20:04,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:04,616 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:20:04,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:04,618 INFO L225 Difference]: With dead ends: 204 [2019-10-13 21:20:04,619 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 21:20:04,620 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 21:20:04,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 21:20:04,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 21:20:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 21:20:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2019-10-13 21:20:04,634 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 52 [2019-10-13 21:20:04,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:04,635 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2019-10-13 21:20:04,635 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2019-10-13 21:20:04,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 21:20:04,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:04,638 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 21:20:04,640 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:04,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:04,641 INFO L82 PathProgramCache]: Analyzing trace with hash -616674480, now seen corresponding path program 1 times [2019-10-13 21:20:04,641 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:04,641 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310168817] [2019-10-13 21:20:04,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:04,784 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 21:20:04,785 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310168817] [2019-10-13 21:20:04,785 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:04,785 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:04,785 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53667203] [2019-10-13 21:20:04,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:04,786 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:04,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:04,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:04,787 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 6 states. [2019-10-13 21:20:04,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:04,985 INFO L93 Difference]: Finished difference Result 287 states and 345 transitions. [2019-10-13 21:20:04,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:04,986 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2019-10-13 21:20:04,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:04,989 INFO L225 Difference]: With dead ends: 287 [2019-10-13 21:20:04,990 INFO L226 Difference]: Without dead ends: 197 [2019-10-13 21:20:04,991 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 21:20:04,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-10-13 21:20:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2019-10-13 21:20:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2019-10-13 21:20:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 230 transitions. [2019-10-13 21:20:05,037 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 230 transitions. Word has length 65 [2019-10-13 21:20:05,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:05,038 INFO L462 AbstractCegarLoop]: Abstraction has 195 states and 230 transitions. [2019-10-13 21:20:05,038 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 230 transitions. [2019-10-13 21:20:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-13 21:20:05,046 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:05,051 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 21:20:05,052 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:05,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:05,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1717988948, now seen corresponding path program 1 times [2019-10-13 21:20:05,052 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:05,053 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84443929] [2019-10-13 21:20:05,053 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,053 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:05,172 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 21:20:05,173 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84443929] [2019-10-13 21:20:05,173 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:05,173 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:05,174 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214199385] [2019-10-13 21:20:05,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:05,175 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:05,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:05,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:05,175 INFO L87 Difference]: Start difference. First operand 195 states and 230 transitions. Second operand 7 states. [2019-10-13 21:20:05,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:05,560 INFO L93 Difference]: Finished difference Result 301 states and 362 transitions. [2019-10-13 21:20:05,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:05,561 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2019-10-13 21:20:05,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:05,562 INFO L225 Difference]: With dead ends: 301 [2019-10-13 21:20:05,562 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:05,565 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 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 21:20:05,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:05,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:05,566 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2019-10-13 21:20:05,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:05,568 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:05,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:05,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:05,574 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:06,526 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-13 21:20:06,526 INFO L443 ceAbstractionStarter]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2019-10-13 21:20:06,526 INFO L443 ceAbstractionStarter]: For program point L243(lines 220 244) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point L284(lines 284 288) no Hoare annotation was computed. [2019-10-13 21:20:06,527 INFO L443 ceAbstractionStarter]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point L304(lines 277 305) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point L297(line 297) no Hoare annotation was computed. [2019-10-13 21:20:06,528 INFO L443 ceAbstractionStarter]: For program point L297-1(line 297) no Hoare annotation was computed. [2019-10-13 21:20:06,529 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2019-10-13 21:20:06,529 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2019-10-13 21:20:06,529 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2019-10-13 21:20:06,529 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2019-10-13 21:20:06,529 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2019-10-13 21:20:06,530 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:20:06,530 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 21:20:06,530 INFO L439 ceAbstractionStarter]: At program point L127(line 127) 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 21:20:06,530 INFO L439 ceAbstractionStarter]: At program point L126(line 126) 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 21:20:06,530 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) 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 21:20:06,531 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) 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 21:20:06,531 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:20:06,531 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:20:06,531 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:06,531 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:06,531 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:20:06,532 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 21:20:06,533 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 21:20:06,534 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 21:20:06,534 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 21:20:06,534 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 21:20:06,534 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 21:20:06,534 INFO L439 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,534 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 704) no Hoare annotation was computed. [2019-10-13 21:20:06,534 INFO L439 ceAbstractionStarter]: At program point L694(line 694) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,535 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-10-13 21:20:06,535 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 709) no Hoare annotation was computed. [2019-10-13 21:20:06,535 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,535 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2019-10-13 21:20:06,535 INFO L439 ceAbstractionStarter]: At program point L707(line 707) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,535 INFO L443 ceAbstractionStarter]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2019-10-13 21:20:06,535 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2019-10-13 21:20:06,536 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2019-10-13 21:20:06,536 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2019-10-13 21:20:06,536 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2019-10-13 21:20:06,536 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2019-10-13 21:20:06,536 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-10-13 21:20:06,536 INFO L446 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2019-10-13 21:20:06,536 INFO L443 ceAbstractionStarter]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 807) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L822-1(line 822) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2019-10-13 21:20:06,537 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-10-13 21:20:06,538 INFO L443 ceAbstractionStarter]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2019-10-13 21:20:06,538 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2019-10-13 21:20:06,538 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2019-10-13 21:20:06,538 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2019-10-13 21:20:06,538 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2019-10-13 21:20:06,538 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 497) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2019-10-13 21:20:06,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2019-10-13 21:20:06,540 INFO L443 ceAbstractionStarter]: For program point L483(lines 483 490) no Hoare annotation was computed. [2019-10-13 21:20:06,540 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) 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 21:20:06,540 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:20:06,540 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:20:06,540 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2019-10-13 21:20:06,540 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2019-10-13 21:20:06,541 INFO L446 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: true [2019-10-13 21:20:06,541 INFO L443 ceAbstractionStarter]: For program point L777-1(line 777) no Hoare annotation was computed. [2019-10-13 21:20:06,541 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2019-10-13 21:20:06,541 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2019-10-13 21:20:06,541 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2019-10-13 21:20:06,541 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2019-10-13 21:20:06,542 INFO L439 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,542 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2019-10-13 21:20:06,542 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,542 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2019-10-13 21:20:06,542 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,542 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,542 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-10-13 21:20:06,543 INFO L439 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,543 INFO L443 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2019-10-13 21:20:06,543 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-10-13 21:20:06,543 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2019-10-13 21:20:06,543 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2019-10-13 21:20:06,543 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 882 947) 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 21:20:06,544 INFO L443 ceAbstractionStarter]: For program point L894(lines 894 898) no Hoare annotation was computed. [2019-10-13 21:20:06,544 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2019-10-13 21:20:06,544 INFO L439 ceAbstractionStarter]: At program point L940(lines 891 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:06,544 INFO L443 ceAbstractionStarter]: For program point L930(lines 930 934) no Hoare annotation was computed. [2019-10-13 21:20:06,544 INFO L439 ceAbstractionStarter]: At program point L930-2(lines 922 935) 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 21:20:06,544 INFO L443 ceAbstractionStarter]: For program point L893(lines 892 939) no Hoare annotation was computed. [2019-10-13 21:20:06,545 INFO L439 ceAbstractionStarter]: At program point L924(line 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 21:20:06,545 INFO L443 ceAbstractionStarter]: For program point L922(lines 922 935) no Hoare annotation was computed. [2019-10-13 21:20:06,545 INFO L439 ceAbstractionStarter]: At program point L914(line 914) 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 21:20:06,545 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-10-13 21:20:06,545 INFO L443 ceAbstractionStarter]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2019-10-13 21:20:06,545 INFO L439 ceAbstractionStarter]: At program point L937(lines 892 939) 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 21:20:06,545 INFO L439 ceAbstractionStarter]: At program point L904(line 904) 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 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 444) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2019-10-13 21:20:06,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 451) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2019-10-13 21:20:06,547 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2019-10-13 21:20:06,547 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point L605(lines 605 613) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point L384(lines 362 385) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2019-10-13 21:20:06,548 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 359) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 410) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L364(lines 363 383) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L395-1(line 395) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 401) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L379-1(line 379) no Hoare annotation was computed. [2019-10-13 21:20:06,549 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 342) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 369) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2019-10-13 21:20:06,550 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2019-10-13 21:20:06,551 INFO L443 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2019-10-13 21:20:06,552 INFO L443 ceAbstractionStarter]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2019-10-13 21:20:06,553 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,553 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,553 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,553 INFO L439 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,553 INFO L439 ceAbstractionStarter]: At program point L667(lines 667 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,553 INFO L439 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,553 INFO L443 ceAbstractionStarter]: For program point L660(lines 659 678) no Hoare annotation was computed. [2019-10-13 21:20:06,554 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,554 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2019-10-13 21:20:06,554 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2019-10-13 21:20:06,554 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 21:20:06,554 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 21:20:06,554 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 21:20:06,555 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 21:20:06,555 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 21:20:06,555 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-13 21:20:06,555 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 21:20:06,555 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 21:20:06,555 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 21:20:06,555 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 21:20:06,556 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2019-10-13 21:20:06,556 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2019-10-13 21:20:06,556 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2019-10-13 21:20:06,556 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2019-10-13 21:20:06,556 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2019-10-13 21:20:06,556 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2019-10-13 21:20:06,556 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:20:06,557 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:20:06,557 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,557 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 21:20:06,557 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:06,557 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:06,557 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2019-10-13 21:20:06,558 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:20:06,558 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2019-10-13 21:20:06,558 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2019-10-13 21:20:06,558 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2019-10-13 21:20:06,558 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: true [2019-10-13 21:20:06,558 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2019-10-13 21:20:06,558 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-10-13 21:20:06,559 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2019-10-13 21:20:06,559 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2019-10-13 21:20:06,559 INFO L443 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2019-10-13 21:20:06,559 INFO L443 ceAbstractionStarter]: For program point L864(lines 864 877) no Hoare annotation was computed. [2019-10-13 21:20:06,559 INFO L443 ceAbstractionStarter]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2019-10-13 21:20:06,559 INFO L446 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: true [2019-10-13 21:20:06,560 INFO L443 ceAbstractionStarter]: For program point L862-1(line 862) no Hoare annotation was computed. [2019-10-13 21:20:06,560 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2019-10-13 21:20:06,560 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2019-10-13 21:20:06,560 INFO L439 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:06,560 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2019-10-13 21:20:06,560 INFO L439 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:06,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:06 BoogieIcfgContainer [2019-10-13 21:20:06,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:06,577 INFO L168 Benchmark]: Toolchain (without parser) took 5636.10 ms. Allocated memory was 148.9 MB in the beginning and 277.9 MB in the end (delta: 129.0 MB). Free memory was 105.6 MB in the beginning and 211.6 MB in the end (delta: -106.0 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,578 INFO L168 Benchmark]: CDTParser took 1.15 ms. Allocated memory is still 148.9 MB. Free memory was 125.3 MB in the beginning and 125.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.14 ms. Allocated memory was 148.9 MB in the beginning and 206.0 MB in the end (delta: 57.1 MB). Free memory was 105.4 MB in the beginning and 173.4 MB in the end (delta: -68.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,580 INFO L168 Benchmark]: Boogie Preprocessor took 108.85 ms. Allocated memory is still 206.0 MB. Free memory was 173.4 MB in the beginning and 167.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,581 INFO L168 Benchmark]: RCFGBuilder took 1325.43 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 167.2 MB in the beginning and 184.7 MB in the end (delta: -17.4 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,582 INFO L168 Benchmark]: TraceAbstraction took 3436.15 ms. Allocated memory was 232.3 MB in the beginning and 277.9 MB in the end (delta: 45.6 MB). Free memory was 184.7 MB in the beginning and 211.6 MB in the end (delta: -26.9 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:06,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 ms. Allocated memory is still 148.9 MB. Free memory was 125.3 MB in the beginning and 125.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.14 ms. Allocated memory was 148.9 MB in the beginning and 206.0 MB in the end (delta: 57.1 MB). Free memory was 105.4 MB in the beginning and 173.4 MB in the end (delta: -68.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.85 ms. Allocated memory is still 206.0 MB. Free memory was 173.4 MB in the beginning and 167.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1325.43 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 167.2 MB in the beginning and 184.7 MB in the end (delta: -17.4 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3436.15 ms. Allocated memory was 232.3 MB in the beginning and 277.9 MB in the end (delta: 45.6 MB). Free memory was 184.7 MB in the beginning and 211.6 MB in the end (delta: -26.9 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 892]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 631 SDtfs, 301 SDslu, 998 SDs, 0 SdLazy, 359 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=195occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 325 PreInvPairs, 340 NumberOfFragments, 552 HoareAnnotationTreeSize, 325 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 816 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 29832 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...