/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/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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:48:32,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:48:32,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:48:32,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:48:32,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:48:32,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:48:32,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:48:32,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:48:32,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:48:32,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:48:32,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:48:32,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:48:32,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:48:32,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:48:32,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:48:32,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:48:32,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:48:32,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:48:32,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:48:32,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:48:32,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:48:32,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:48:32,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:48:32,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:48:32,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:48:32,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:48:32,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:48:32,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:48:32,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:48:32,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:48:32,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:48:32,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:48:32,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:48:32,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:48:32,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:48:32,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:48:32,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:48:32,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:48:32,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:48:32,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:48:32,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:48:32,076 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 10:48:32,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:48:32,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:48:32,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:48:32,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:48:32,102 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:48:32,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:48:32,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:48:32,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:48:32,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:48:32,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:48:32,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:48:32,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:48:32,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:48:32,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:48:32,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:48:32,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:48:32,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:48:32,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:48:32,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:48:32,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:48:32,108 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:48:32,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:48:32,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:48:32,109 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:48:32,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:48:32,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:48:32,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:48:32,392 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:48:32,393 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:48:32,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-11-07 10:48:32,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968d4a94c/7a9cdfd55e8f4b5daa85b1e254e016b4/FLAGf2ddcd9b9 [2019-11-07 10:48:32,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:48:32,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-11-07 10:48:32,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968d4a94c/7a9cdfd55e8f4b5daa85b1e254e016b4/FLAGf2ddcd9b9 [2019-11-07 10:48:33,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968d4a94c/7a9cdfd55e8f4b5daa85b1e254e016b4 [2019-11-07 10:48:33,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:48:33,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:48:33,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:48:33,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:48:33,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:48:33,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:33,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577ee990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33, skipping insertion in model container [2019-11-07 10:48:33,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:33,338 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:48:33,399 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:48:33,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:48:33,836 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:48:33,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:48:33,961 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:48:33,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33 WrapperNode [2019-11-07 10:48:33,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:48:33,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:48:33,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:48:33,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:48:33,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:33,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:33,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:33,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:34,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:34,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:34,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (1/1) ... [2019-11-07 10:48:34,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:48:34,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:48:34,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:48:34,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:48:34,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:33" (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 10:48:34,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:48:34,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:48:34,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:48:34,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:48:34,147 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:48:34,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:48:34,149 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:48:34,150 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:48:34,150 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:48:34,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:48:34,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:48:34,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:48:34,152 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:48:34,152 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:48:34,152 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:48:34,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:48:34,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:48:34,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:48:34,155 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:48:34,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 10:48:34,156 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:48:34,157 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:48:34,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:48:34,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:48:34,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:48:34,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:48:34,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:48:34,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:48:34,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:48:34,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:48:34,159 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:48:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:48:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:48:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:48:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:48:34,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:48:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:48:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:48:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:48:34,163 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:48:34,164 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:48:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:48:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:48:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:48:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:48:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:48:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:48:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:48:34,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:48:34,167 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:48:34,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:48:34,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:48:34,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:48:34,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:48:34,169 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:48:34,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:48:34,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:48:34,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:48:35,819 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:48:35,819 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:48:35,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:48:35 BoogieIcfgContainer [2019-11-07 10:48:35,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:48:35,821 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:48:35,821 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:48:35,822 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:48:35,823 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:48:35" (1/1) ... [2019-11-07 10:48:35,824 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:48:35,860 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:48:35,860 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:48:35,876 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:48:35,886 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:48:35,887 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:48:46,188 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:48:47,961 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:48:48,129 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:48:48,148 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-11-07 10:48:48,187 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-11-07 10:48:48,193 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-11-07 10:48:48,697 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-07 10:48:49,002 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-07 10:48:49,133 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-07 10:48:49,370 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-11-07 10:48:49,478 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-11-07 10:48:49,844 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 605 [2019-11-07 10:48:50,189 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-07 10:48:50,438 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-11-07 10:48:50,561 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:51,834 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:52,609 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:53,952 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:54,670 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:55,410 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 608 [2019-11-07 10:48:55,712 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-07 10:48:55,837 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-07 10:48:55,995 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-11-07 10:48:56,116 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:48:56,918 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:57,108 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-07 10:48:57,226 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:57,336 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:58,565 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:48:58,572 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 135 for LOIs [2019-11-07 10:48:58,678 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 133 for LOIs [2019-11-07 10:48:58,682 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-11-07 10:48:58,683 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:48:58,689 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-07 10:48:58,689 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:48:58,691 INFO L168 Benchmark]: Toolchain (without parser) took 25369.36 ms. Allocated memory was 137.9 MB in the beginning and 727.7 MB in the end (delta: 589.8 MB). Free memory was 100.4 MB in the beginning and 563.2 MB in the end (delta: -462.8 MB). Peak memory consumption was 127.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,692 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.82 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.2 MB in the beginning and 171.2 MB in the end (delta: -71.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,695 INFO L168 Benchmark]: Boogie Preprocessor took 97.42 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,696 INFO L168 Benchmark]: RCFGBuilder took 1760.63 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 167.1 MB in the beginning and 159.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,696 INFO L168 Benchmark]: Sifa took 22868.24 ms. Allocated memory was 233.8 MB in the beginning and 727.7 MB in the end (delta: 493.9 MB). Free memory was 159.8 MB in the beginning and 563.2 MB in the end (delta: -403.4 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:58,700 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 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.82 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.2 MB in the beginning and 171.2 MB in the end (delta: -71.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.42 ms. Allocated memory is still 201.3 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1760.63 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 167.1 MB in the beginning and 159.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Sifa took 22868.24 ms. Allocated memory was 233.8 MB in the beginning and 727.7 MB in the end (delta: 493.9 MB). Free memory was 159.8 MB in the beginning and 563.2 MB in the end (delta: -403.4 MB). Peak memory consumption was 90.5 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]: 22823, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 60, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 193, TOOLS_POST_TIME[ms]: 12273, TOOLS_POST_CALL_APPLICATIONS: 80, TOOLS_POST_CALL_TIME[ms]: 200, TOOLS_POST_RETURN_APPLICATIONS: 73, TOOLS_POST_RETURN_TIME[ms]: 126, TOOLS_QUANTIFIERELIM_APPLICATIONS: 344, TOOLS_QUANTIFIERELIM_TIME[ms]: 12447, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12157, FLUID_QUERY_TIME[ms]: 37, FLUID_QUERIES: 333, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 58, DOMAIN_JOIN_TIME[ms]: 8970, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 833, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 60, DOMAIN_ISBOTTOM_TIME[ms]: 188, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7725, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7725, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 73, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12291, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12290, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 510, DAG_COMPRESSION_RETAINED_NODES: 193 - PositiveResult [Line: 838]: 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...