/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_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:42:46,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:42:46,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:42:46,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:42:46,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:42:46,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:42:46,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:42:46,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:42:46,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:42:46,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:42:46,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:42:46,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:42:46,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:42:46,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:42:46,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:42:46,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:42:46,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:42:46,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:42:46,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:42:47,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:42:47,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:42:47,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:42:47,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:42:47,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:42:47,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:42:47,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:42:47,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:42:47,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:42:47,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:42:47,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:42:47,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:42:47,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:42:47,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:42:47,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:42:47,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:42:47,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:42:47,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:42:47,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:42:47,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:42:47,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:42:47,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:42:47,016 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 10:42:47,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:42:47,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:42:47,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:42:47,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:42:47,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:42:47,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:42:47,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:42:47,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:42:47,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:42:47,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:42:47,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:42:47,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:42:47,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:42:47,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:42:47,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:42:47,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:42:47,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:42:47,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:42:47,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:42:47,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:42:47,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:42:47,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:42:47,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:42:47,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:42:47,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:42:47,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:42:47,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:42:47,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:42:47,036 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 10:42:47,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:42:47,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:42:47,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:42:47,358 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:42:47,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:42:47,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-11-07 10:42:47,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925453aa/33274f7ee6f543a5bb7c26a45fc73802/FLAGb1f03547e [2019-11-07 10:42:47,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:42:47,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-11-07 10:42:47,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925453aa/33274f7ee6f543a5bb7c26a45fc73802/FLAGb1f03547e [2019-11-07 10:42:48,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9925453aa/33274f7ee6f543a5bb7c26a45fc73802 [2019-11-07 10:42:48,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:42:48,291 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:42:48,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:42:48,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:42:48,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:42:48,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:42:48" (1/1) ... [2019-11-07 10:42:48,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6731947f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:48, skipping insertion in model container [2019-11-07 10:42:48,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:42:48" (1/1) ... [2019-11-07 10:42:48,307 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:42:48,365 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:42:48,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:42:48,905 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:42:49,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:42:49,044 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:42:49,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49 WrapperNode [2019-11-07 10:42:49,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:42:49,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:42:49,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:42:49,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:42:49,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (1/1) ... [2019-11-07 10:42:49,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:42:49,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:42:49,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:42:49,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:42:49,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:42:49" (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 10:42:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:42:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:42:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:42:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:42:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:42:49,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:42:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:42:49,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:42:49,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:42:49,209 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:42:49,209 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:42:49,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:42:49,210 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:42:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:42:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:42:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:42:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:42:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:42:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:42:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:42:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:42:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:42:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:42:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:42:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:42:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:42:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:42:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:42:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:42:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:42:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:42:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:42:49,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:42:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:42:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:42:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:42:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:42:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:42:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:42:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:42:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:42:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:42:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:42:49,223 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:42:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:42:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 10:42:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:42:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:42:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:42:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:42:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:42:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:42:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:42:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:42:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:42:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:42:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:42:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:42:50,675 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:42:50,675 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:42:50,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:42:50 BoogieIcfgContainer [2019-11-07 10:42:50,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:42:50,677 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:42:50,677 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:42:50,678 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:42:50,679 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:42:50" (1/1) ... [2019-11-07 10:42:50,680 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 10:42:50,718 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:42:50,718 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:42:50,729 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:42:50,738 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:42:50,740 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:43:01,784 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:43:03,605 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:43:03,891 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:43:03,947 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-11-07 10:43:04,004 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-11-07 10:43:04,010 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-11-07 10:43:04,551 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-07 10:43:04,996 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 609 [2019-11-07 10:43:05,202 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-07 10:43:05,752 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 201 [2019-11-07 10:43:06,094 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2019-11-07 10:43:06,333 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-07 10:43:06,766 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:43:07,006 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-07 10:43:07,161 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2019-11-07 10:43:07,696 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-07 10:43:08,108 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2019-11-07 10:43:08,751 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-07 10:43:09,219 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2019-11-07 10:43:09,559 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2019-11-07 10:43:09,856 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2019-11-07 10:43:10,617 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2019-11-07 10:43:11,114 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2019-11-07 10:43:14,479 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:43:14,482 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-11-07 10:43:14,687 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-11-07 10:43:14,694 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-11-07 10:43:14,695 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:43:14,706 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:43:14,707 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:43:14,708 INFO L168 Benchmark]: Toolchain (without parser) took 26417.74 ms. Allocated memory was 137.4 MB in the beginning and 728.2 MB in the end (delta: 590.9 MB). Free memory was 101.2 MB in the beginning and 586.7 MB in the end (delta: -485.6 MB). Peak memory consumption was 105.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,709 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.84 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.0 MB in the beginning and 169.3 MB in the end (delta: -68.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,711 INFO L168 Benchmark]: Boogie Preprocessor took 89.50 ms. Allocated memory is still 201.9 MB. Free memory was 169.3 MB in the beginning and 165.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,712 INFO L168 Benchmark]: RCFGBuilder took 1541.06 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 152.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,713 INFO L168 Benchmark]: Sifa took 24029.56 ms. Allocated memory was 232.8 MB in the beginning and 728.2 MB in the end (delta: 495.5 MB). Free memory was 152.8 MB in the beginning and 586.7 MB in the end (delta: -433.9 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:43:14,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.84 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.0 MB in the beginning and 169.3 MB in the end (delta: -68.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.50 ms. Allocated memory is still 201.9 MB. Free memory was 169.3 MB in the beginning and 165.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1541.06 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 152.8 MB in the end (delta: 12.3 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * Sifa took 24029.56 ms. Allocated memory was 232.8 MB in the beginning and 728.2 MB in the end (delta: 495.5 MB). Free memory was 152.8 MB in the beginning and 586.7 MB in the end (delta: -433.9 MB). Peak memory consumption was 61.5 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]: 23978, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 59, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 298, TOOLS_POST_TIME[ms]: 13291, TOOLS_POST_CALL_APPLICATIONS: 100, TOOLS_POST_CALL_TIME[ms]: 235, TOOLS_POST_RETURN_APPLICATIONS: 93, TOOLS_POST_RETURN_TIME[ms]: 172, TOOLS_QUANTIFIERELIM_APPLICATIONS: 490, TOOLS_QUANTIFIERELIM_TIME[ms]: 13497, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13072, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 487, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 7809, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 1961, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 89, DOMAIN_ISBOTTOM_APPLICATIONS: 59, DOMAIN_ISBOTTOM_TIME[ms]: 184, LOOP_SUMMARIZER_APPLICATIONS: 14, LOOP_SUMMARIZER_CACHE_MISSES: 14, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8021, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8019, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 93, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13211, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13210, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 69, DAG_COMPRESSION_PROCESSED_NODES: 2136, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 578]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1099#(and (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...