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_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:47,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:47,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:47,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:47,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:47,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:47,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:47,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:47,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:47,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:47,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:47,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:47,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:47,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:47,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:47,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:47,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:47,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:47,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:47,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:47,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:47,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:47,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:47,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:47,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:47,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:47,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:47,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:47,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:47,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:47,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:47,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:47,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:47,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:47,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:47,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:47,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:47,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:47,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:47,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:47,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:47,977 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 15:48:47,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:47,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:47,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:47,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:47,995 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:47,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:47,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:47,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:47,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:47,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:47,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:47,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:47,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:47,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:47,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:47,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:47,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:47,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:47,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:47,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:47,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:47,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:47,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:48,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:48,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:48,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:48,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:48,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:48,001 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 15:48:48,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:48,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:48,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:48,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:48,057 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:48,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-20 15:48:48,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38c49045/2b85e65d9e1a46978a594fc61cfe90e4/FLAG2cdbc90fb [2019-09-20 15:48:48,726 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:48,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-20 15:48:48,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38c49045/2b85e65d9e1a46978a594fc61cfe90e4/FLAG2cdbc90fb [2019-09-20 15:48:48,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38c49045/2b85e65d9e1a46978a594fc61cfe90e4 [2019-09-20 15:48:48,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:48,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:48,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:48,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:48,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:48,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:48" (1/1) ... [2019-09-20 15:48:48,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:48, skipping insertion in model container [2019-09-20 15:48:48,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:48" (1/1) ... [2019-09-20 15:48:48,975 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:49,027 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:49,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:49,511 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:49,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:49,690 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:49,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49 WrapperNode [2019-09-20 15:48:49,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:49,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:49,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:49,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:49,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:49,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:49,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:49,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:49,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:48:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:49,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:48:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:48:49,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:51,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:51,408 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:51,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:51 BoogieIcfgContainer [2019-09-20 15:48:51,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:51,412 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:51,412 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:51,412 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:51,414 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:51" (1/1) ... [2019-09-20 15:48:51,415 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 15:48:51,456 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:51,456 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:51,471 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:51,484 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:51,485 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:49:00,334 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:49:02,203 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:02,345 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:02,482 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:02,613 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:02,630 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:49:02,675 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:49:02,691 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:49:02,848 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:49:03,009 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:49:03,383 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:03,721 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:04,295 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:04,668 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:05,026 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:49:05,323 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-20 15:49:05,437 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-20 15:49:05,732 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:05,980 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:06,167 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 44 [2019-09-20 15:49:06,280 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 46 [2019-09-20 15:49:06,599 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:06,828 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:06,998 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:07,180 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:07,398 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:07,570 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:07,730 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:07,932 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:08,102 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:08,272 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:08,435 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:08,610 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:49:08,800 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:08,919 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:09,137 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:09,252 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:09,451 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:09,758 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:09,956 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:10,296 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:10,489 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:10,803 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:10,945 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:11,167 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:11,287 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:11,545 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:11,666 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:11,891 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-20 15:49:12,014 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-20 15:49:12,196 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-20 15:49:12,354 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-20 15:49:12,482 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:49:12,511 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:12,522 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-20 15:49:12,525 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-20 15:49:12,528 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:12,528 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:12,530 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 936#(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 15:49:12,543 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:12,543 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:12,550 INFO L168 Benchmark]: Toolchain (without parser) took 23586.61 ms. Allocated memory was 139.5 MB in the beginning and 716.2 MB in the end (delta: 576.7 MB). Free memory was 86.2 MB in the beginning and 526.8 MB in the end (delta: -440.6 MB). Peak memory consumption was 136.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,551 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.64 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 86.0 MB in the beginning and 168.6 MB in the end (delta: -82.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,555 INFO L168 Benchmark]: Boogie Preprocessor took 105.66 ms. Allocated memory is still 200.3 MB. Free memory was 168.6 MB in the beginning and 164.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,561 INFO L168 Benchmark]: RCFGBuilder took 1613.57 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 164.3 MB in the beginning and 155.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,564 INFO L168 Benchmark]: Sifa took 21131.25 ms. Allocated memory was 224.4 MB in the beginning and 716.2 MB in the end (delta: 491.8 MB). Free memory was 155.0 MB in the beginning and 526.8 MB in the end (delta: -371.8 MB). Peak memory consumption was 120.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:12,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.64 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 86.0 MB in the beginning and 168.6 MB in the end (delta: -82.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.66 ms. Allocated memory is still 200.3 MB. Free memory was 168.6 MB in the beginning and 164.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1613.57 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 164.3 MB in the beginning and 155.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Sifa took 21131.25 ms. Allocated memory was 224.4 MB in the beginning and 716.2 MB in the end (delta: 491.8 MB). Free memory was 155.0 MB in the beginning and 526.8 MB in the end (delta: -371.8 MB). Peak memory consumption was 120.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21074, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 492, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 337, TOOLS_POST_TIME[ms]: 11041, TOOLS_POST_CALL_APPLICATIONS: 118, TOOLS_POST_CALL_TIME[ms]: 383, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 235, TOOLS_QUANTIFIERELIM_APPLICATIONS: 564, TOOLS_QUANTIFIERELIM_TIME[ms]: 11423, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10757, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 512, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 140, DOMAIN_JOIN_TIME[ms]: 8449, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 279, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 85, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 391, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5615, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5614, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11208, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11207, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: 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 936#(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...