/usr/bin/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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:28:58,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:28:58,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:28:58,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:28:58,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:28:58,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:28:58,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:28:58,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:28:58,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:28:58,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:28:58,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:28:58,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:28:58,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:28:58,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:28:58,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:28:58,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:28:58,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:28:58,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:28:58,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:28:58,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:28:58,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:28:58,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:28:58,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:28:58,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:28:58,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:28:58,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:28:58,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:28:58,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:28:58,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:28:58,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:28:58,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:28:58,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:28:58,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:28:58,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:28:58,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:28:58,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:28:58,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:28:58,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:28:58,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:28:58,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:28:58,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:28:58,978 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 [2019-11-07 04:28:58,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:28:58,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:28:58,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:28:58,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:28:58,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:28:58,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:28:58,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:28:58,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:28:59,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:28:59,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:28:59,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:28:59,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:28:59,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:28:59,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:28:59,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:28:59,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:28:59,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:28:59,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:28:59,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:28:59,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:28:59,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:28:59,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:28:59,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:28:59,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:28:59,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:28:59,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:28:59,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:28:59,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:28:59,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:28:59,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:28:59,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:28:59,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:28:59,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:28:59,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:28:59,282 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-11-07 04:28:59,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64311d30f/61ee7a58265444e4a09b5ace937841c1/FLAG2446eb077 [2019-11-07 04:28:59,870 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:28:59,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-11-07 04:28:59,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64311d30f/61ee7a58265444e4a09b5ace937841c1/FLAG2446eb077 [2019-11-07 04:29:00,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64311d30f/61ee7a58265444e4a09b5ace937841c1 [2019-11-07 04:29:00,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:29:00,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:29:00,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:00,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:29:00,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:29:00,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d6f478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00, skipping insertion in model container [2019-11-07 04:29:00,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,206 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:29:00,258 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:29:00,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:00,713 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:29:00,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:00,826 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:29:00,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00 WrapperNode [2019-11-07 04:29:00,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:00,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:29:00,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:29:00,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:29:00,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (1/1) ... [2019-11-07 04:29:00,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:29:00,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:29:00,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:29:00,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:29:00,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (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 [2019-11-07 04:29:01,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:29:01,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:29:01,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:01,005 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 04:29:01,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 04:29:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 04:29:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 04:29:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 04:29:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 04:29:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:29:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:29:01,008 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:01,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:29:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:29:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:29:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 04:29:01,010 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 04:29:01,011 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 04:29:01,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 04:29:01,011 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 04:29:01,011 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 04:29:01,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 04:29:01,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:29:01,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:29:01,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:29:01,012 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:29:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 04:29:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 04:29:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 04:29:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 04:29:01,013 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 04:29:01,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:29:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 04:29:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 04:29:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 04:29:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:29:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 04:29:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:29:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 04:29:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:29:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:29:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:29:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:29:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:01,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:29:01,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:29:01,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:29:01,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:29:01,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:29:01,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:29:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:29:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 04:29:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:29:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:29:01,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:29:02,793 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:29:02,793 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 04:29:02,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:02 BoogieIcfgContainer [2019-11-07 04:29:02,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:29:02,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:29:02,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:29:02,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:29:02,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:29:00" (1/3) ... [2019-11-07 04:29:02,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd1f040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:02, skipping insertion in model container [2019-11-07 04:29:02,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:00" (2/3) ... [2019-11-07 04:29:02,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fd1f040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:02, skipping insertion in model container [2019-11-07 04:29:02,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:02" (3/3) ... [2019-11-07 04:29:02,807 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2019-11-07 04:29:02,821 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:29:02,832 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:29:02,848 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:29:02,883 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:29:02,883 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:29:02,883 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:29:02,884 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:29:02,884 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:29:02,884 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:29:02,884 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:29:02,884 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:29:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2019-11-07 04:29:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-07 04:29:02,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:02,926 INFO L410 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] [2019-11-07 04:29:02,929 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:02,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:02,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1815255065, now seen corresponding path program 1 times [2019-11-07 04:29:02,946 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:02,947 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235460369] [2019-11-07 04:29:02,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:03,338 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235460369] [2019-11-07 04:29:03,340 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:03,340 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:29:03,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743562665] [2019-11-07 04:29:03,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:29:03,351 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:03,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:29:03,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:29:03,370 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 2 states. [2019-11-07 04:29:03,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:03,411 INFO L93 Difference]: Finished difference Result 203 states and 248 transitions. [2019-11-07 04:29:03,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:29:03,413 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-11-07 04:29:03,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:03,426 INFO L225 Difference]: With dead ends: 203 [2019-11-07 04:29:03,427 INFO L226 Difference]: Without dead ends: 102 [2019-11-07 04:29:03,434 INFO L630 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 [2019-11-07 04:29:03,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-11-07 04:29:03,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-11-07 04:29:03,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-11-07 04:29:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-11-07 04:29:03,494 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 42 [2019-11-07 04:29:03,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:03,494 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-11-07 04:29:03,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:29:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-11-07 04:29:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-07 04:29:03,498 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:03,499 INFO L410 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] [2019-11-07 04:29:03,499 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:03,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:03,500 INFO L82 PathProgramCache]: Analyzing trace with hash -137050956, now seen corresponding path program 1 times [2019-11-07 04:29:03,500 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:03,500 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133570069] [2019-11-07 04:29:03,500 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:03,631 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133570069] [2019-11-07 04:29:03,631 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:03,631 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:29:03,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732623801] [2019-11-07 04:29:03,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:29:03,634 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:03,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:29:03,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:29:03,635 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2019-11-07 04:29:03,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:03,656 INFO L93 Difference]: Finished difference Result 161 states and 187 transitions. [2019-11-07 04:29:03,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:29:03,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-11-07 04:29:03,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:03,660 INFO L225 Difference]: With dead ends: 161 [2019-11-07 04:29:03,660 INFO L226 Difference]: Without dead ends: 94 [2019-11-07 04:29:03,662 INFO L630 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 [2019-11-07 04:29:03,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-11-07 04:29:03,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-11-07 04:29:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-07 04:29:03,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2019-11-07 04:29:03,676 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 43 [2019-11-07 04:29:03,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:03,677 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2019-11-07 04:29:03,677 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:29:03,677 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2019-11-07 04:29:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-07 04:29:03,679 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:03,680 INFO L410 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] [2019-11-07 04:29:03,680 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:03,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:03,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1726892119, now seen corresponding path program 1 times [2019-11-07 04:29:03,681 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:03,681 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815896671] [2019-11-07 04:29:03,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:03,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:03,849 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815896671] [2019-11-07 04:29:03,849 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:03,849 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:03,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406860848] [2019-11-07 04:29:03,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:03,851 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:03,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:03,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:03,853 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 7 states. [2019-11-07 04:29:04,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:04,177 INFO L93 Difference]: Finished difference Result 166 states and 193 transitions. [2019-11-07 04:29:04,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:04,178 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-11-07 04:29:04,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:04,180 INFO L225 Difference]: With dead ends: 166 [2019-11-07 04:29:04,180 INFO L226 Difference]: Without dead ends: 94 [2019-11-07 04:29:04,181 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 04:29:04,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-11-07 04:29:04,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-11-07 04:29:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-07 04:29:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 106 transitions. [2019-11-07 04:29:04,194 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 106 transitions. Word has length 45 [2019-11-07 04:29:04,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:04,195 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 106 transitions. [2019-11-07 04:29:04,195 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2019-11-07 04:29:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-07 04:29:04,198 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:04,198 INFO L410 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] [2019-11-07 04:29:04,198 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:04,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:04,199 INFO L82 PathProgramCache]: Analyzing trace with hash -104864905, now seen corresponding path program 1 times [2019-11-07 04:29:04,199 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:04,199 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219877670] [2019-11-07 04:29:04,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:04,297 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219877670] [2019-11-07 04:29:04,297 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:04,297 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:04,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248474978] [2019-11-07 04:29:04,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:04,298 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:04,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:04,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:04,299 INFO L87 Difference]: Start difference. First operand 94 states and 106 transitions. Second operand 6 states. [2019-11-07 04:29:04,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:04,514 INFO L93 Difference]: Finished difference Result 231 states and 270 transitions. [2019-11-07 04:29:04,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:04,515 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-11-07 04:29:04,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:04,519 INFO L225 Difference]: With dead ends: 231 [2019-11-07 04:29:04,519 INFO L226 Difference]: Without dead ends: 159 [2019-11-07 04:29:04,520 INFO L630 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 [2019-11-07 04:29:04,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-11-07 04:29:04,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 155. [2019-11-07 04:29:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-11-07 04:29:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 178 transitions. [2019-11-07 04:29:04,544 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 178 transitions. Word has length 58 [2019-11-07 04:29:04,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:04,544 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 178 transitions. [2019-11-07 04:29:04,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 178 transitions. [2019-11-07 04:29:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 04:29:04,555 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:04,555 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:29:04,556 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:04,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:04,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1801593369, now seen corresponding path program 1 times [2019-11-07 04:29:04,556 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:04,559 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564245375] [2019-11-07 04:29:04,559 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:04,718 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564245375] [2019-11-07 04:29:04,719 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:04,719 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:04,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070574992] [2019-11-07 04:29:04,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:04,720 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:04,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:04,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:04,722 INFO L87 Difference]: Start difference. First operand 155 states and 178 transitions. Second operand 7 states. [2019-11-07 04:29:05,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:05,035 INFO L93 Difference]: Finished difference Result 237 states and 278 transitions. [2019-11-07 04:29:05,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:05,036 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-11-07 04:29:05,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:05,037 INFO L225 Difference]: With dead ends: 237 [2019-11-07 04:29:05,037 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 04:29:05,040 INFO L630 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 [2019-11-07 04:29:05,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 04:29:05,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 04:29:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 04:29:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 04:29:05,044 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-07 04:29:05,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:05,063 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 04:29:05,063 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 04:29:05,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 04:29:05,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 04:29:05,847 INFO L443 ceAbstractionStarter]: For program point L573(lines 550 574) no Hoare annotation was computed. [2019-11-07 04:29:05,847 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2019-11-07 04:29:05,847 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point L634(lines 607 635) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-11-07 04:29:05,848 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2019-11-07 04:29:05,849 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2019-11-07 04:29:05,849 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-11-07 04:29:05,849 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 430 436) the Hoare annotation is: true [2019-11-07 04:29:05,849 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 430 436) no Hoare annotation was computed. [2019-11-07 04:29:05,850 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 437 445) no Hoare annotation was computed. [2019-11-07 04:29:05,850 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 437 445) the Hoare annotation is: true [2019-11-07 04:29:05,850 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 388 410) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,850 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 388 410) no Hoare annotation was computed. [2019-11-07 04:29:05,852 INFO L439 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 04:29:05,852 INFO L439 ceAbstractionStarter]: At program point L400-1(line 400) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 04:29:05,852 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 405) no Hoare annotation was computed. [2019-11-07 04:29:05,853 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 398 405) no Hoare annotation was computed. [2019-11-07 04:29:05,853 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-11-07 04:29:05,853 INFO L439 ceAbstractionStarter]: At program point L395(line 395) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,853 INFO L439 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,853 INFO L439 ceAbstractionStarter]: At program point L394-1(line 394) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,853 INFO L443 ceAbstractionStarter]: For program point L353(line 353) no Hoare annotation was computed. [2019-11-07 04:29:05,853 INFO L443 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2019-11-07 04:29:05,854 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 344 367) no Hoare annotation was computed. [2019-11-07 04:29:05,854 INFO L443 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L350(line 350) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L349(line 349) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 344 367) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 344 367) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L362(line 362) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L360(line 360) no Hoare annotation was computed. [2019-11-07 04:29:05,855 INFO L443 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L355(line 355) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L439 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,856 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-11-07 04:29:05,856 INFO L439 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,857 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-11-07 04:29:05,857 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-11-07 04:29:05,857 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,857 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2019-11-07 04:29:05,857 INFO L439 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,857 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2019-11-07 04:29:05,857 INFO L439 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,857 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2019-11-07 04:29:05,858 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2019-11-07 04:29:05,858 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2019-11-07 04:29:05,858 INFO L446 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: true [2019-11-07 04:29:05,858 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-11-07 04:29:05,858 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2019-11-07 04:29:05,858 INFO L443 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2019-11-07 04:29:05,858 INFO L443 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2019-11-07 04:29:05,859 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2019-11-07 04:29:05,859 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2019-11-07 04:29:05,859 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 423 429) no Hoare annotation was computed. [2019-11-07 04:29:05,859 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 423 429) the Hoare annotation is: true [2019-11-07 04:29:05,859 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2019-11-07 04:29:05,859 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2019-11-07 04:29:05,860 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2019-11-07 04:29:05,860 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2019-11-07 04:29:05,860 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 375 384) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,860 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 375 384) no Hoare annotation was computed. [2019-11-07 04:29:05,860 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 375 384) no Hoare annotation was computed. [2019-11-07 04:29:05,860 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2019-11-07 04:29:05,860 INFO L446 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: true [2019-11-07 04:29:05,860 INFO L443 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2019-11-07 04:29:05,861 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2019-11-07 04:29:05,861 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2019-11-07 04:29:05,861 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2019-11-07 04:29:05,861 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2019-11-07 04:29:05,861 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,861 INFO L439 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,861 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-11-07 04:29:05,861 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2019-11-07 04:29:05,862 INFO L439 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,863 INFO L443 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2019-11-07 04:29:05,863 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,863 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-11-07 04:29:05,863 INFO L439 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,864 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2019-11-07 04:29:05,864 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2019-11-07 04:29:05,864 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,864 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2019-11-07 04:29:05,864 INFO L439 ceAbstractionStarter]: At program point L304(lines 257 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,864 INFO L439 ceAbstractionStarter]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,864 INFO L443 ceAbstractionStarter]: For program point L259(lines 258 303) no Hoare annotation was computed. [2019-11-07 04:29:05,868 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,868 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 284) no Hoare annotation was computed. [2019-11-07 04:29:05,869 INFO L443 ceAbstractionStarter]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2019-11-07 04:29:05,869 INFO L439 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,869 INFO L439 ceAbstractionStarter]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:05,869 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-11-07 04:29:05,869 INFO L443 ceAbstractionStarter]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2019-11-07 04:29:05,869 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2019-11-07 04:29:05,869 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 136 143) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 136 143) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 920 928) the Hoare annotation is: true [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 920 928) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 888 910) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 888 910) no Hoare annotation was computed. [2019-11-07 04:29:05,870 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 413 422) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 413 422) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 689) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L694(lines 693 713) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 731) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2019-11-07 04:29:05,871 INFO L443 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point L709-1(line 709) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 672) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point L714(lines 692 715) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:05,872 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 144 160) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 144 160) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 144 160) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point L151(lines 151 157) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 911 919) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 911 919) no Hoare annotation was computed. [2019-11-07 04:29:05,873 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 867 878) the Hoare annotation is: true [2019-11-07 04:29:05,874 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 867 878) no Hoare annotation was computed. [2019-11-07 04:29:05,874 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:05,874 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 04:29:05,874 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 879 887) the Hoare annotation is: true [2019-11-07 04:29:05,874 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 879 887) no Hoare annotation was computed. [2019-11-07 04:29:05,874 INFO L439 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,874 INFO L439 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,874 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2019-11-07 04:29:05,874 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,875 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2019-11-07 04:29:05,875 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2019-11-07 04:29:05,875 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,875 INFO L446 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: true [2019-11-07 04:29:05,875 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 314 343) no Hoare annotation was computed. [2019-11-07 04:29:05,875 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-11-07 04:29:05,875 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 314 343) the Hoare annotation is: true [2019-11-07 04:29:05,875 INFO L446 ceAbstractionStarter]: At program point L339(lines 314 343) the Hoare annotation is: true [2019-11-07 04:29:05,876 INFO L443 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2019-11-07 04:29:05,876 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 332) no Hoare annotation was computed. [2019-11-07 04:29:05,876 INFO L446 ceAbstractionStarter]: At program point L328-1(lines 328 332) the Hoare annotation is: true [2019-11-07 04:29:05,876 INFO L446 ceAbstractionStarter]: At program point L324-2(lines 324 338) the Hoare annotation is: true [2019-11-07 04:29:05,877 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 843 854) the Hoare annotation is: true [2019-11-07 04:29:05,877 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 843 854) no Hoare annotation was computed. [2019-11-07 04:29:05,877 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 368 374) no Hoare annotation was computed. [2019-11-07 04:29:05,877 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 368 374) the Hoare annotation is: true [2019-11-07 04:29:05,877 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:05,877 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 04:29:05,877 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:05,878 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 04:29:05,878 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 855 866) no Hoare annotation was computed. [2019-11-07 04:29:05,878 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 855 866) the Hoare annotation is: true [2019-11-07 04:29:05,878 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 930 937) the Hoare annotation is: true [2019-11-07 04:29:05,878 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 930 937) no Hoare annotation was computed. [2019-11-07 04:29:05,878 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-07 04:29:05,878 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 448 472) the Hoare annotation is: true [2019-11-07 04:29:05,878 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 448 472) no Hoare annotation was computed. [2019-11-07 04:29:05,879 INFO L439 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:05,879 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-11-07 04:29:05,879 INFO L439 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 04:29:05,879 INFO L443 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2019-11-07 04:29:05,879 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-11-07 04:29:05,879 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 448 472) no Hoare annotation was computed. [2019-11-07 04:29:05,879 INFO L446 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: true [2019-11-07 04:29:05,879 INFO L443 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2019-11-07 04:29:05,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:29:05 BoogieIcfgContainer [2019-11-07 04:29:05,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 04:29:05,913 INFO L168 Benchmark]: Toolchain (without parser) took 5720.44 ms. Allocated memory was 138.4 MB in the beginning and 248.5 MB in the end (delta: 110.1 MB). Free memory was 100.6 MB in the beginning and 93.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 117.3 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:05,915 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 04:29:05,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.88 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 100.6 MB in the beginning and 170.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:05,918 INFO L168 Benchmark]: Boogie Preprocessor took 104.28 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:05,921 INFO L168 Benchmark]: RCFGBuilder took 1863.91 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 151.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:05,925 INFO L168 Benchmark]: TraceAbstraction took 3110.52 ms. Allocated memory was 235.9 MB in the beginning and 248.5 MB in the end (delta: 12.6 MB). Free memory was 149.7 MB in the beginning and 93.4 MB in the end (delta: 56.3 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:05,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.88 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 100.6 MB in the beginning and 170.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.28 ms. Allocated memory is still 203.4 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1863.91 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.6 MB in the beginning and 151.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3110.52 ms. Allocated memory was 235.9 MB in the beginning and 248.5 MB in the end (delta: 12.6 MB). Free memory was 149.7 MB in the beginning and 93.4 MB in the end (delta: 56.3 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 934]: 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: 257]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 183 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 507 SDtfs, 225 SDslu, 784 SDs, 0 SdLazy, 318 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 315 PreInvPairs, 327 NumberOfFragments, 466 HoareAnnotationTreeSize, 315 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 813 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 249 NumberOfCodeBlocks, 249 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 244 ConstructedInterpolants, 0 QuantifiedInterpolants, 23138 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...