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_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:35:46,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:35:46,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:35:46,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:35:46,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:35:46,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:35:46,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:35:46,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:35:46,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:35:46,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:35:46,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:35:46,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:35:46,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:35:46,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:35:46,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:35:46,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:35:46,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:35:46,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:35:46,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:35:46,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:35:46,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:35:46,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:35:46,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:35:46,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:35:46,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:35:46,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:35:46,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:35:46,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:35:46,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:35:46,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:35:46,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:35:46,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:35:46,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:35:46,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:35:46,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:35:46,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:35:46,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:35:46,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:35:46,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:35:46,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:35:46,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:35:46,984 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 [2019-09-21 08:35:46,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:35:46,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:35:47,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:35:47,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:35:47,001 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:35:47,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:35:47,001 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:35:47,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:35:47,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:35:47,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:35:47,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:35:47,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:35:47,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:35:47,003 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:35:47,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:35:47,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:35:47,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:35:47,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:35:47,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:35:47,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:35:47,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:35:47,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:35:47,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:35:47,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:35:47,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:35:47,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:35:47,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:35:47,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:35:47,006 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 [2019-09-21 08:35:47,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:35:47,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:35:47,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:35:47,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:35:47,055 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:35:47,056 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-09-21 08:35:47,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f04344bf4/5b6adff86bf941748067c4e2e1bff772/FLAG7e0d6a9a0 [2019-09-21 08:35:47,620 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:35:47,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-09-21 08:35:47,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f04344bf4/5b6adff86bf941748067c4e2e1bff772/FLAG7e0d6a9a0 [2019-09-21 08:35:47,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f04344bf4/5b6adff86bf941748067c4e2e1bff772 [2019-09-21 08:35:47,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:35:47,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:35:47,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:47,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:35:47,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:35:47,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:47" (1/1) ... [2019-09-21 08:35:47,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@234bd41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:47, skipping insertion in model container [2019-09-21 08:35:47,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:47" (1/1) ... [2019-09-21 08:35:48,007 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:35:48,060 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:35:48,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:48,557 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:35:48,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:48,729 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:35:48,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48 WrapperNode [2019-09-21 08:35:48,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:48,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:35:48,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:35:48,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:35:48,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:35:48,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:35:48,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:35:48,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:35:48,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:48" (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 [2019-09-21 08:35:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:35:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:35:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:48,897 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:35:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:35:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:35:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:35:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:35:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:35:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:35:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:35:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:35:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:35:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:35:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:35:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:35:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:35:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:35:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:35:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:35:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:35:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:35:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:35:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:35:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:35:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:35:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:35:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:35:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:35:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:35:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:35:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:35:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:35:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:35:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:35:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:35:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:35:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:35:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:35:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:35:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:35:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:35:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:35:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:35:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:35:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:35:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:35:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:35:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:35:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:35:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:35:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:35:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:35:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:35:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:35:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:35:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:35:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:35:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:35:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:35:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:35:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:35:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:35:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:35:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:35:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:35:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:35:50,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:35:50,584 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:35:50,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:50 BoogieIcfgContainer [2019-09-21 08:35:50,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:35:50,586 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:35:50,587 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:35:50,587 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:35:50,588 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:50" (1/1) ... [2019-09-21 08:35:50,589 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 [2019-09-21 08:35:50,615 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:35:50,615 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:35:50,628 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:35:50,639 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:35:50,641 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:35:59,845 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:36:01,637 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:36:01,786 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:01,935 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:02,086 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:02,110 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:36:02,165 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:36:02,170 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:36:02,350 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:36:02,484 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:36:03,020 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:36:03,422 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:36:03,711 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:36:03,992 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:36:04,835 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:36:05,344 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:36:06,293 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:06,681 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:07,013 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:36:07,362 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:36:07,781 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:08,199 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:08,497 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:08,813 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:09,481 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:36:09,712 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-21 08:36:09,818 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:36:10,683 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:36:11,181 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:36:11,546 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:11,807 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:12,142 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:36:12,339 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:36:12,676 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:12,980 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:13,276 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:13,583 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:36:14,149 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:36:14,216 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-21 08:36:14,262 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:36:14,286 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-21 08:36:14,288 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-21 08:36:14,290 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:36:14,291 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:36:14,293 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 427#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:36:14,305 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:36:14,306 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:36:14,308 INFO L168 Benchmark]: Toolchain (without parser) took 26320.82 ms. Allocated memory was 138.4 MB in the beginning and 786.4 MB in the end (delta: 648.0 MB). Free memory was 84.7 MB in the beginning and 413.7 MB in the end (delta: -329.0 MB). Peak memory consumption was 319.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:14,308 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:36:14,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.33 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.7 MB in the beginning and 165.1 MB in the end (delta: -80.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:14,310 INFO L168 Benchmark]: Boogie Preprocessor took 99.66 ms. Allocated memory is still 199.2 MB. Free memory was 165.1 MB in the beginning and 161.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:14,311 INFO L168 Benchmark]: RCFGBuilder took 1755.84 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.4 MB in the beginning and 143.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:14,312 INFO L168 Benchmark]: Sifa took 23719.38 ms. Allocated memory was 220.7 MB in the beginning and 786.4 MB in the end (delta: 565.7 MB). Free memory was 143.7 MB in the beginning and 413.7 MB in the end (delta: -270.0 MB). Peak memory consumption was 295.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:14,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 740.33 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.7 MB in the beginning and 165.1 MB in the end (delta: -80.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.66 ms. Allocated memory is still 199.2 MB. Free memory was 165.1 MB in the beginning and 161.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1755.84 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.4 MB in the beginning and 143.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. * Sifa took 23719.38 ms. Allocated memory was 220.7 MB in the beginning and 786.4 MB in the end (delta: 565.7 MB). Free memory was 143.7 MB in the beginning and 413.7 MB in the end (delta: -270.0 MB). Peak memory consumption was 295.7 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]: 23678, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 217, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 140, TOOLS_POST_TIME[ms]: 11187, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 251, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 135, TOOLS_QUANTIFIERELIM_APPLICATIONS: 259, TOOLS_QUANTIFIERELIM_TIME[ms]: 11441, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11056, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 224, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 10501, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1217, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 173, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7311, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7310, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11594, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11593, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 343, DAG_COMPRESSION_RETAINED_NODES: 199 - UnprovableResult [Line: 140]: 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 427#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...