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 ExplicitValueDomain --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_spec5_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:53:24,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:53:24,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:53:24,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:53:24,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:53:24,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:53:24,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:53:24,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:53:24,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:53:24,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:53:24,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:53:24,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:53:24,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:53:24,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:53:24,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:53:24,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:53:24,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:53:24,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:53:24,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:53:24,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:53:24,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:53:24,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:53:24,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:53:24,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:53:24,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:53:24,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:53:24,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:53:24,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:53:24,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:53:24,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:53:24,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:53:24,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:53:24,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:53:24,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:53:24,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:53:24,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:53:24,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:53:24,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:53:24,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:53:24,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:53:24,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:53:24,053 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 [2019-09-20 15:53:24,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:53:24,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:53:24,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:53:24,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:53:24,070 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:53:24,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:53:24,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:53:24,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:53:24,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:53:24,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:53:24,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:53:24,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:53:24,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:53:24,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:53:24,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:53:24,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:53:24,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:53:24,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:53:24,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:53:24,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:53:24,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:53:24,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:53:24,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:53:24,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:53:24,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:53:24,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:53:24,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:53:24,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:53:24,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 [2019-09-20 15:53:24,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:53:24,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:53:24,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:53:24,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:53:24,125 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:53:24,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2019-09-20 15:53:24,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4cb2dfa0/8f3baa6993904a0f899facf0a9d863f4/FLAGc48f978f4 [2019-09-20 15:53:24,749 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:53:24,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2019-09-20 15:53:24,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4cb2dfa0/8f3baa6993904a0f899facf0a9d863f4/FLAGc48f978f4 [2019-09-20 15:53:25,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4cb2dfa0/8f3baa6993904a0f899facf0a9d863f4 [2019-09-20 15:53:25,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:53:25,057 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:53:25,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:25,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:53:25,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:53:25,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15459dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25, skipping insertion in model container [2019-09-20 15:53:25,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,076 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:53:25,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:53:25,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:25,570 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:53:25,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:25,712 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:53:25,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25 WrapperNode [2019-09-20 15:53:25,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:25,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:53:25,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:53:25,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:53:25,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (1/1) ... [2019-09-20 15:53:25,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:53:25,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:53:25,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:53:25,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:53:25,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:25" (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 [2019-09-20 15:53:25,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:53:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:53:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:25,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:53:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:53:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:53:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:53:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:53:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:53:25,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:53:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:53:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:53:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:53:25,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:53:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:53:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:53:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:53:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:53:25,938 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:53:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:53:25,940 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:53:25,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:53:25,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:53:25,941 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:53:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:53:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:53:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:53:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:53:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:53:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:53:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:53:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:53:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:53:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:53:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:53:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:53:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:53:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:53:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:53:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:53:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:53:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:53:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:53:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:53:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:53:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:53:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:53:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:53:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:53:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:53:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:53:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:53:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:53:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:53:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:53:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:53:25,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:53:27,652 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:53:27,653 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:53:27,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:27 BoogieIcfgContainer [2019-09-20 15:53:27,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:53:27,655 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:53:27,655 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:53:27,655 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:53:27,657 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:27" (1/1) ... [2019-09-20 15:53:27,658 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-20 15:53:27,682 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:53:27,683 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:53:27,692 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:53:27,701 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:53:27,703 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:53:37,691 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:53:39,470 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:53:39,615 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:39,750 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:39,874 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:39,890 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:53:39,938 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:53:39,953 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:53:40,435 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:53:40,840 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:53:41,141 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:53:41,430 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:53:41,931 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:53:42,256 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:53:43,087 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:43,698 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:44,294 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:45,028 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:45,480 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:46,247 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:46,884 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:47,521 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-09-20 15:53:48,428 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:49,013 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:49,607 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:50,226 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:50,847 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-09-20 15:53:51,440 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-09-20 15:53:51,893 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:53:52,199 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:53:52,899 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:53,463 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:54,039 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:54,378 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:54,675 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:53:55,356 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:55,939 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2019-09-20 15:53:56,533 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-09-20 15:53:57,253 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2019-09-20 15:53:57,835 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2019-09-20 15:53:58,450 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2019-09-20 15:53:58,453 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:53:58,505 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:53:58,516 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 20 for LOIs [2019-09-20 15:53:58,519 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 28 for LOIs [2019-09-20 15:53:58,522 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:53:58,522 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:53:58,524 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 443#(and (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648))) (not (= ~pumpRunning~0 0))) [2019-09-20 15:53:58,531 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 15:53:58,532 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:53:58,534 INFO L168 Benchmark]: Toolchain (without parser) took 33476.84 ms. Allocated memory was 133.2 MB in the beginning and 935.3 MB in the end (delta: 802.2 MB). Free memory was 87.1 MB in the beginning and 755.4 MB in the end (delta: -668.3 MB). Peak memory consumption was 133.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,535 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.07 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 86.9 MB in the beginning and 166.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,537 INFO L168 Benchmark]: Boogie Preprocessor took 116.70 ms. Allocated memory is still 200.8 MB. Free memory was 166.5 MB in the beginning and 162.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,537 INFO L168 Benchmark]: RCFGBuilder took 1824.28 ms. Allocated memory was 200.8 MB in the beginning and 225.4 MB in the end (delta: 24.6 MB). Free memory was 162.2 MB in the beginning and 149.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,538 INFO L168 Benchmark]: Sifa took 30876.94 ms. Allocated memory was 225.4 MB in the beginning and 935.3 MB in the end (delta: 709.9 MB). Free memory was 149.8 MB in the beginning and 755.4 MB in the end (delta: -605.5 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:58,542 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 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 655.07 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 86.9 MB in the beginning and 166.5 MB in the end (delta: -79.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.70 ms. Allocated memory is still 200.8 MB. Free memory was 166.5 MB in the beginning and 162.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1824.28 ms. Allocated memory was 200.8 MB in the beginning and 225.4 MB in the end (delta: 24.6 MB). Free memory was 162.2 MB in the beginning and 149.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * Sifa took 30876.94 ms. Allocated memory was 225.4 MB in the beginning and 935.3 MB in the end (delta: 709.9 MB). Free memory was 149.8 MB in the beginning and 755.4 MB in the end (delta: -605.5 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 30842, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 217, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 144, TOOLS_POST_TIME[ms]: 11982, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 146, TOOLS_QUANTIFIERELIM_APPLICATIONS: 261, TOOLS_QUANTIFIERELIM_TIME[ms]: 12233, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11851, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 224, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 16346, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1642, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 39, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 339, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9710, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9709, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12238, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12237, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 378, DAG_COMPRESSION_RETAINED_NODES: 208 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...