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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:50:48,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:50:48,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:50:49,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:50:49,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:50:49,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:50:49,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:50:49,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:50:49,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:50:49,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:50:49,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:50:49,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:50:49,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:50:49,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:50:49,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:50:49,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:50:49,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:50:49,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:50:49,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:50:49,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:50:49,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:50:49,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:50:49,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:50:49,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:50:49,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:50:49,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:50:49,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:50:49,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:50:49,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:50:49,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:50:49,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:50:49,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:50:49,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:50:49,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:50:49,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:50:49,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:50:49,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:50:49,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:50:49,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:50:49,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:50:49,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:50:49,057 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 [2019-09-25 17:50:49,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:50:49,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:50:49,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:50:49,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:50:49,073 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:50:49,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:50:49,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:50:49,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:50:49,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:50:49,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:50:49,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:50:49,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:50:49,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:50:49,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:50:49,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:50:49,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:50:49,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:50:49,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:50:49,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:50:49,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:50:49,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:50:49,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:50:49,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:50:49,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:50:49,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:50:49,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:50:49,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:50:49,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:50:49,078 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:50:49,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:50:49,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:50:49,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:50:49,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:50:49,139 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:50:49,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-09-25 17:50:49,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073419742/0a2e28d8ac844e169cc73ec0cc983b77/FLAGdf9ea71b1 [2019-09-25 17:50:49,776 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:50:49,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-09-25 17:50:49,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073419742/0a2e28d8ac844e169cc73ec0cc983b77/FLAGdf9ea71b1 [2019-09-25 17:50:50,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073419742/0a2e28d8ac844e169cc73ec0cc983b77 [2019-09-25 17:50:50,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:50:50,075 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:50:50,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:50,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:50:50,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:50:50,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c6722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50, skipping insertion in model container [2019-09-25 17:50:50,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,088 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:50:50,148 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:50:50,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:50,587 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:50:50,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:50,714 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:50:50,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50 WrapperNode [2019-09-25 17:50:50,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:50,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:50:50,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:50:50,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:50:50,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (1/1) ... [2019-09-25 17:50:50,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:50:50,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:50:50,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:50:50,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:50:50,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:50" (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 [2019-09-25 17:50:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:50:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:50:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:50:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:50:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:50:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:50:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:50:50,875 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:50:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:50:50,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:50:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:50:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:50:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:50:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:50:50,877 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:50:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:50:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:50:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:50:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:50:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:50:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:50:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:50:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:50:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:50:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:50:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:50:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:50:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:50:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:50:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:50:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:50:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:50:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:50:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:50:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:50:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:50:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:50:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:50:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:50:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:50:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:50:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:50:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:50:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:50:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:50:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:50:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:50:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:50:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:50:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:50:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:50:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:50:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:50:52,320 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:50:52,321 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:50:52,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:52 BoogieIcfgContainer [2019-09-25 17:50:52,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:50:52,324 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:50:52,324 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:50:52,325 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:50:52,326 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:52" (1/1) ... [2019-09-25 17:50:52,327 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:50:52,366 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:50:52,367 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:50:52,378 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:50:52,389 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:50:52,390 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:51:02,280 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:51:03,872 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:51:04,005 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:04,152 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:04,269 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:04,285 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:51:04,335 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:51:04,341 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:51:04,496 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:51:04,620 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:51:05,061 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:05,526 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:05,769 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:06,108 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:06,286 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:06,521 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:06,701 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:06,983 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:07,498 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:08,301 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:09,711 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:51:09,821 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-25 17:51:10,513 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:11,163 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:12,026 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:51:12,029 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 17:51:12,092 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 63 for LOIs [2019-09-25 17:51:12,097 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 76 for LOIs [2019-09-25 17:51:12,104 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:51:12,105 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:51:12,107 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 687#(and (= |#t~string8.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string54.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0)) [2019-09-25 17:51:12,119 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:51:12,120 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:51:12,122 INFO L168 Benchmark]: Toolchain (without parser) took 22045.61 ms. Allocated memory was 131.6 MB in the beginning and 734.5 MB in the end (delta: 602.9 MB). Free memory was 86.1 MB in the beginning and 387.9 MB in the end (delta: -301.7 MB). Peak memory consumption was 301.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,123 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.21 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 85.9 MB in the beginning and 163.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,125 INFO L168 Benchmark]: Boogie Preprocessor took 82.16 ms. Allocated memory is still 198.2 MB. Free memory was 163.2 MB in the beginning and 159.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,126 INFO L168 Benchmark]: RCFGBuilder took 1522.21 ms. Allocated memory was 198.2 MB in the beginning and 219.2 MB in the end (delta: 21.0 MB). Free memory was 159.3 MB in the beginning and 144.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,127 INFO L168 Benchmark]: Sifa took 19795.94 ms. Allocated memory was 219.2 MB in the beginning and 734.5 MB in the end (delta: 515.4 MB). Free memory was 144.5 MB in the beginning and 387.9 MB in the end (delta: -243.4 MB). Peak memory consumption was 272.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:12,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.21 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 85.9 MB in the beginning and 163.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.16 ms. Allocated memory is still 198.2 MB. Free memory was 163.2 MB in the beginning and 159.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1522.21 ms. Allocated memory was 198.2 MB in the beginning and 219.2 MB in the end (delta: 21.0 MB). Free memory was 159.3 MB in the beginning and 144.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Sifa took 19795.94 ms. Allocated memory was 219.2 MB in the beginning and 734.5 MB in the end (delta: 515.4 MB). Free memory was 144.5 MB in the beginning and 387.9 MB in the end (delta: -243.4 MB). Peak memory consumption was 272.0 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]: 19741, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 170, TOOLS_POST_TIME[ms]: 11644, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 205, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 306, TOOLS_QUANTIFIERELIM_TIME[ms]: 11831, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11541, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 259, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 90, DOMAIN_JOIN_TIME[ms]: 7401, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 23, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 53, DOMAIN_ISBOTTOM_TIME[ms]: 205, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1973, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1972, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11929, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11928, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 423, DAG_COMPRESSION_RETAINED_NODES: 231 - UnprovableResult [Line: 643]: 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 687#(and (= |#t~string8.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string54.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...