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_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:48:09,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:48:09,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:48:09,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:48:09,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:48:09,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:48:09,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:48:09,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:48:09,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:48:09,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:48:09,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:48:09,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:48:09,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:48:09,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:48:09,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:48:09,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:48:09,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:48:09,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:48:09,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:48:09,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:48:09,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:48:09,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:48:09,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:48:09,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:48:09,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:48:09,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:48:09,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:48:09,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:48:09,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:48:09,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:48:09,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:48:09,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:48:09,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:48:09,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:48:09,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:48:09,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:48:09,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:48:09,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:48:09,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:48:09,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:48:09,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:48:09,952 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 17:48:09,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:48:09,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:48:09,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:48:09,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:48:09,968 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:48:09,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:48:09,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:48:09,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:48:09,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:48:09,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:48:09,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:48:09,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:48:09,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:48:09,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:48:09,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:48:09,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:48:09,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:48:09,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:48:09,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:48:09,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:48:09,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:48:09,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:48:09,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:48:09,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:48:09,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:48:09,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:48:09,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:48:09,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:48:09,973 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 17:48:10,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:48:10,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:48:10,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:48:10,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:48:10,035 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:48:10,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-25 17:48:10,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324420857/b31e973ab2b046b2bc8b09a2cfcc8569/FLAG7cd9f96e3 [2019-09-25 17:48:10,627 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:48:10,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-25 17:48:10,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324420857/b31e973ab2b046b2bc8b09a2cfcc8569/FLAG7cd9f96e3 [2019-09-25 17:48:10,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324420857/b31e973ab2b046b2bc8b09a2cfcc8569 [2019-09-25 17:48:10,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:48:10,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:48:10,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:48:10,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:48:10,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:48:10,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:10" (1/1) ... [2019-09-25 17:48:10,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac730e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:10, skipping insertion in model container [2019-09-25 17:48:10,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:10" (1/1) ... [2019-09-25 17:48:10,932 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:48:11,004 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:48:11,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:48:11,453 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:48:11,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:48:11,603 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:48:11,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11 WrapperNode [2019-09-25 17:48:11,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:48:11,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:48:11,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:48:11,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:48:11,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (1/1) ... [2019-09-25 17:48:11,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:48:11,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:48:11,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:48:11,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:48:11,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:11" (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 17:48:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:48:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:48:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:48:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:48:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:48:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:48:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:48:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:48:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:48:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:48:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:48:11,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:48:11,800 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:48:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:48:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:48:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:48:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:48:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:48:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:48:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:48:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:48:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:48:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:48:11,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:48:11,807 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:48:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-25 17:48:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:48:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:48:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:48:13,452 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:48:13,453 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:48:13,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:48:13 BoogieIcfgContainer [2019-09-25 17:48:13,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:48:13,457 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:48:13,457 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:48:13,458 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:48:13,459 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:48:13" (1/1) ... [2019-09-25 17:48:13,460 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 17:48:13,507 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:48:13,512 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:48:13,529 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:48:13,546 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:48:13,548 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:48:23,764 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:48:25,514 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:48:25,679 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:25,866 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:26,042 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:26,060 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:48:26,107 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:48:26,137 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:48:26,335 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:26,483 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:26,957 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:27,340 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:27,580 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:27,863 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:28,047 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:28,285 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:28,809 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:29,638 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:48:29,773 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:48:29,882 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:48:29,986 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:48:30,643 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:31,465 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:31,734 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:48:31,737 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 78 for LOIs [2019-09-25 17:48:31,821 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 77 for LOIs [2019-09-25 17:48:31,829 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 88 for LOIs [2019-09-25 17:48:31,840 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:48:31,841 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:48:31,843 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 463#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string46.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-25 17:48:31,856 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:48:31,856 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:48:31,859 INFO L168 Benchmark]: Toolchain (without parser) took 20943.80 ms. Allocated memory was 136.3 MB in the beginning and 602.9 MB in the end (delta: 466.6 MB). Free memory was 83.0 MB in the beginning and 120.2 MB in the end (delta: -37.2 MB). Peak memory consumption was 429.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,860 INFO L168 Benchmark]: CDTParser took 3.46 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.69 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.8 MB in the beginning and 164.2 MB in the end (delta: -81.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,868 INFO L168 Benchmark]: Boogie Preprocessor took 125.45 ms. Allocated memory is still 197.7 MB. Free memory was 164.2 MB in the beginning and 160.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,869 INFO L168 Benchmark]: RCFGBuilder took 1726.55 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 160.2 MB in the beginning and 146.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 99.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,869 INFO L168 Benchmark]: Sifa took 18399.66 ms. Allocated memory was 215.0 MB in the beginning and 602.9 MB in the end (delta: 388.0 MB). Free memory was 146.8 MB in the beginning and 120.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 414.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:31,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.46 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.69 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.8 MB in the beginning and 164.2 MB in the end (delta: -81.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.45 ms. Allocated memory is still 197.7 MB. Free memory was 164.2 MB in the beginning and 160.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1726.55 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 160.2 MB in the beginning and 146.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 99.2 MB. Max. memory is 7.1 GB. * Sifa took 18399.66 ms. Allocated memory was 215.0 MB in the beginning and 602.9 MB in the end (delta: 388.0 MB). Free memory was 146.8 MB in the beginning and 120.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 414.5 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]: 18336, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 191, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 122, TOOLS_POST_TIME[ms]: 12080, TOOLS_POST_CALL_APPLICATIONS: 55, TOOLS_POST_CALL_TIME[ms]: 190, TOOLS_POST_RETURN_APPLICATIONS: 48, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 224, TOOLS_QUANTIFIERELIM_TIME[ms]: 12244, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12011, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 194, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 62, DOMAIN_JOIN_TIME[ms]: 5644, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 142, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 886, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 886, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 48, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12525, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12524, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 393, DAG_COMPRESSION_RETAINED_NODES: 205 - UnprovableResult [Line: 130]: 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 463#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string46.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...