java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:01:03,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:01:03,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:01:04,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:01:04,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:01:04,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:01:04,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:01:04,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:01:04,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:01:04,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:01:04,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:01:04,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:01:04,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:01:04,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:01:04,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:01:04,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:01:04,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:01:04,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:01:04,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:01:04,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:01:04,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:01:04,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:01:04,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:01:04,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:01:04,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:01:04,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:01:04,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:01:04,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:01:04,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:01:04,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:01:04,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:01:04,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:01:04,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:01:04,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:01:04,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:01:04,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:01:04,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:01:04,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:01:04,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:01:04,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:01:04,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:01:04,036 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 [2019-09-21 10:01:04,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:01:04,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:01:04,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:01:04,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:01:04,056 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:01:04,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:01:04,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:01:04,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:01:04,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:01:04,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:01:04,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:01:04,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:01:04,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:01:04,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:01:04,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:01:04,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:01:04,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:01:04,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:01:04,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 10:01:04,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:01:04,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:01:04,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:01:04,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:01:04,130 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:01:04,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-21 10:01:04,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662562d89/217e145a5dcf4919b70b14232ee516dc/FLAG4acf6fb1b [2019-09-21 10:01:04,670 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:01:04,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-21 10:01:04,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662562d89/217e145a5dcf4919b70b14232ee516dc/FLAG4acf6fb1b [2019-09-21 10:01:05,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662562d89/217e145a5dcf4919b70b14232ee516dc [2019-09-21 10:01:05,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:01:05,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:01:05,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:01:05,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:01:05,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:01:05,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4ad246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05, skipping insertion in model container [2019-09-21 10:01:05,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,192 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:01:05,246 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:01:05,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:01:05,713 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:01:05,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:01:05,835 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:01:05,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05 WrapperNode [2019-09-21 10:01:05,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:01:05,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:01:05,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:01:05,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:01:05,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (1/1) ... [2019-09-21 10:01:05,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:01:05,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:01:05,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:01:05,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:01:05,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:05" (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 [2019-09-21 10:01:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:01:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:01:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:01:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 10:01:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:01:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 10:01:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:01:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:01:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:01:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:01:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:01:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:01:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:01:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:01:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:01:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:01:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:01:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:01:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:01:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:01:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:01:06,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:01:06,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:01:06,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:01:06,036 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:01:06,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:01:06,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:01:07,578 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:01:07,578 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:01:07,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:01:07 BoogieIcfgContainer [2019-09-21 10:01:07,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:01:07,581 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:01:07,581 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:01:07,581 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:01:07,583 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:01:07" (1/1) ... [2019-09-21 10:01:07,584 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:01:07,611 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:01:07,611 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:01:07,620 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:01:07,628 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:01:07,629 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:01:18,013 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 10:01:19,821 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:01:19,983 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:01:20,135 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:01:20,269 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:01:20,586 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:01:20,616 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-09-21 10:01:20,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-09-21 10:01:20,720 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-09-21 10:01:21,010 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 10:01:21,198 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 10:01:21,874 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:22,333 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:22,997 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 583 [2019-09-21 10:01:23,372 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:23,669 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:24,097 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 583 [2019-09-21 10:01:24,420 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:24,689 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:01:25,062 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 583 [2019-09-21 10:01:25,723 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 602 [2019-09-21 10:01:26,246 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-09-21 10:01:26,928 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 601 [2019-09-21 10:01:28,062 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 10:01:29,031 WARN L191 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-09-21 10:01:30,281 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:01:31,546 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 641 [2019-09-21 10:01:32,310 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2019-09-21 10:01:33,308 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 642 [2019-09-21 10:01:34,317 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 662 DAG size of output: 636 [2019-09-21 10:01:34,875 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 636 [2019-09-21 10:01:35,975 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 634 [2019-09-21 10:01:36,888 WARN L191 SmtUtils]: Spent 910.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2019-09-21 10:01:37,793 WARN L191 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2019-09-21 10:01:39,426 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 664 DAG size of output: 664 [2019-09-21 10:01:40,510 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 688 DAG size of output: 665 [2019-09-21 10:01:41,416 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 665 [2019-09-21 10:01:42,598 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 666 DAG size of output: 664 [2019-09-21 10:01:44,045 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 678 [2019-09-21 10:01:45,524 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 678