java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:49:13,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:49:13,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:49:13,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:49:13,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:49:13,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:49:13,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:49:13,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:49:13,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:49:13,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:49:13,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:49:13,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:49:13,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:49:13,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:49:13,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:49:13,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:49:13,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:49:13,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:49:13,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:49:13,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:49:13,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:49:13,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:49:13,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:49:13,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:49:13,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:49:13,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:49:13,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:49:13,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:49:13,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:49:13,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:49:13,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:49:13,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:49:13,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:49:13,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:49:13,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:49:13,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:49:13,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:49:13,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:49:13,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:49:13,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:49:13,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:49:13,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:49:13,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:49:13,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:49:13,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:49:13,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:49:13,099 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:49:13,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:49:13,100 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:49:13,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:49:13,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:49:13,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:49:13,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:49:13,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:49:13,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:49:13,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:49:13,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:49:13,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:49:13,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:49:13,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:49:13,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:49:13,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:49:13,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:49:13,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:49:13,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:49:13,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:49:13,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:49:13,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:49:13,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:49:13,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:49:13,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:49:13,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:49:13,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:49:13,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:49:13,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:49:13,190 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:49:13,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2019-09-20 15:49:13,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31d2b85f/d7cd609037164cda8fb59ec1c1f4c5d4/FLAG7ab3a5e8b [2019-09-20 15:49:13,798 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:49:13,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2019-09-20 15:49:13,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31d2b85f/d7cd609037164cda8fb59ec1c1f4c5d4/FLAG7ab3a5e8b [2019-09-20 15:49:14,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b31d2b85f/d7cd609037164cda8fb59ec1c1f4c5d4 [2019-09-20 15:49:14,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:49:14,079 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:49:14,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:49:14,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:49:14,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:49:14,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14, skipping insertion in model container [2019-09-20 15:49:14,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:49:14,155 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:49:14,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:14,606 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:49:14,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:14,773 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:49:14,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14 WrapperNode [2019-09-20 15:49:14,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:49:14,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:49:14,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:49:14,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:49:14,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... [2019-09-20 15:49:14,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:49:14,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:49:14,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:49:14,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:49:14,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:49:14,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:49:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:49:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:49:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:49:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:49:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:49:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:49:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:49:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:49:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:49:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:49:14,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:49:14,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:49:14,930 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:49:14,930 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:49:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:49:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:49:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:49:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:49:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:49:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:49:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:49:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:49:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:49:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:49:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:49:16,430 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:49:16,431 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:49:16,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:16 BoogieIcfgContainer [2019-09-20 15:49:16,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:49:16,433 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:49:16,433 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:49:16,434 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:49:16,435 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:16" (1/1) ... [2019-09-20 15:49:16,435 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:49:16,460 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:49:16,461 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:49:16,472 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:49:16,484 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:49:16,486 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:49:25,688 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:49:27,486 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:27,652 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:27,786 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:27,913 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:27,930 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:49:27,977 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:49:27,993 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:49:28,596 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:49:28,926 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:49:29,200 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:49:29,519 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:49:29,736 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:29,935 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:30,133 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:30,331 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:30,528 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:30,706 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:30,880 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:31,059 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:49:31,408 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:31,808 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:32,123 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:49:32,398 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:49:32,704 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:49:32,960 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:49:33,420 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:34,159 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:49:34,297 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:49:34,417 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:49:34,529 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:49:34,803 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-20 15:49:34,979 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:35,267 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:35,521 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:36,105 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-20 15:49:36,311 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:36,583 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:49:36,822 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:49:37,411 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-20 15:49:37,587 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:38,009 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:38,222 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:38,407 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:49:38,849 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-20 15:49:39,025 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:49:39,473 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:49:39,738 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:49:39,763 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:39,775 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-20 15:49:39,781 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-20 15:49:39,783 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:39,784 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:39,789 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 709#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:49:39,805 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:39,805 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:39,808 INFO L168 Benchmark]: Toolchain (without parser) took 25728.49 ms. Allocated memory was 133.2 MB in the beginning and 872.4 MB in the end (delta: 739.2 MB). Free memory was 87.8 MB in the beginning and 107.8 MB in the end (delta: -20.0 MB). Peak memory consumption was 719.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,816 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.79 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.2 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,820 INFO L168 Benchmark]: Boogie Preprocessor took 87.86 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 161.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,826 INFO L168 Benchmark]: RCFGBuilder took 1570.39 ms. Allocated memory was 199.8 MB in the beginning and 224.9 MB in the end (delta: 25.2 MB). Free memory was 161.5 MB in the beginning and 150.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,827 INFO L168 Benchmark]: Sifa took 23372.32 ms. Allocated memory was 224.9 MB in the beginning and 872.4 MB in the end (delta: 647.5 MB). Free memory was 150.4 MB in the beginning and 107.8 MB in the end (delta: 42.7 MB). Peak memory consumption was 690.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:39,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.79 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.2 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.86 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 161.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1570.39 ms. Allocated memory was 199.8 MB in the beginning and 224.9 MB in the end (delta: 25.2 MB). Free memory was 161.5 MB in the beginning and 150.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * Sifa took 23372.32 ms. Allocated memory was 224.9 MB in the beginning and 872.4 MB in the end (delta: 647.5 MB). Free memory was 150.4 MB in the beginning and 107.8 MB in the end (delta: 42.7 MB). Peak memory consumption was 690.1 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]: 23329, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 345, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 235, TOOLS_POST_TIME[ms]: 11259, TOOLS_POST_CALL_APPLICATIONS: 92, TOOLS_POST_CALL_TIME[ms]: 267, TOOLS_POST_RETURN_APPLICATIONS: 83, TOOLS_POST_RETURN_TIME[ms]: 124, TOOLS_QUANTIFIERELIM_APPLICATIONS: 410, TOOLS_QUANTIFIERELIM_TIME[ms]: 11492, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11079, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 358, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 116, DOMAIN_JOIN_TIME[ms]: 11113, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 12, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME[ms]: 320, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3308, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3307, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 83, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11477, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11476, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 764, DAG_COMPRESSION_RETAINED_NODES: 258 - UnprovableResult [Line: 434]: 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 709#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...