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_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:37:32,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:37:32,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:37:32,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:37:32,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:37:32,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:37:32,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:37:32,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:37:32,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:37:32,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:37:32,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:37:32,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:37:32,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:37:32,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:37:32,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:37:32,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:37:32,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:37:32,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:37:32,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:37:32,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:37:33,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:37:33,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:37:33,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:37:33,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:37:33,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:37:33,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:37:33,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:37:33,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:37:33,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:37:33,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:37:33,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:37:33,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:37:33,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:37:33,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:37:33,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:37:33,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:37:33,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:37:33,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:37:33,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:37:33,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:37:33,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:37:33,019 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 08:37:33,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:37:33,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:37:33,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:37:33,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:37:33,037 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:37:33,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:37:33,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:37:33,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:37:33,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:37:33,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:37:33,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:37:33,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:37:33,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:37:33,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:37:33,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:37:33,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:37:33,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:37:33,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:37:33,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:37:33,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:37:33,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:37:33,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:37:33,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:37:33,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:37:33,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:37:33,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:37:33,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:37:33,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:37:33,043 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 08:37:33,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:37:33,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:37:33,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:37:33,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:37:33,127 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:37:33,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-21 08:37:33,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c100e15/d24d2c8c3f69481c8074bf9b8b551f3d/FLAGff3b84664 [2019-09-21 08:37:33,787 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:37:33,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-21 08:37:33,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c100e15/d24d2c8c3f69481c8074bf9b8b551f3d/FLAGff3b84664 [2019-09-21 08:37:34,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67c100e15/d24d2c8c3f69481c8074bf9b8b551f3d [2019-09-21 08:37:34,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:37:34,070 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:37:34,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:34,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:37:34,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:37:34,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e11f23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34, skipping insertion in model container [2019-09-21 08:37:34,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,088 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:37:34,148 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:37:34,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:34,581 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:37:34,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:34,744 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:37:34,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34 WrapperNode [2019-09-21 08:37:34,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:34,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:37:34,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:37:34,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:37:34,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (1/1) ... [2019-09-21 08:37:34,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:37:34,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:37:34,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:37:34,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:37:34,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:34" (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 08:37:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:37:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:37:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:37:34,925 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:37:34,926 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:37:34,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:37:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:37:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:34,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:37:34,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:37:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:37:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:37:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:37:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:37:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:37:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:37:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:37:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:37:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:37:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:37:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:37:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:37:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:37:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:37:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:37:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:37:36,467 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:37:36,467 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:37:36,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:36 BoogieIcfgContainer [2019-09-21 08:37:36,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:37:36,469 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:37:36,469 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:37:36,470 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:37:36,471 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:36" (1/1) ... [2019-09-21 08:37:36,472 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 08:37:36,499 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:37:36,499 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:37:36,511 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:37:36,526 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:37:36,527 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:37:46,898 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:37:48,548 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:37:48,728 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:48,866 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:48,988 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:49,006 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:37:49,055 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:37:49,072 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:37:49,249 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:49,405 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:49,789 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:50,076 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:50,609 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:50,981 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:51,562 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 508 [2019-09-21 08:37:51,850 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-21 08:37:52,174 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:37:52,488 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:37:52,907 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:37:53,211 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:37:53,811 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:37:54,395 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:37:54,877 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 510 [2019-09-21 08:37:55,076 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 508 [2019-09-21 08:37:55,362 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 515 [2019-09-21 08:37:56,635 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:37:56,658 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:37:56,670 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-21 08:37:56,673 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:37:56,675 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:37:56,675 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:37:56,677 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 869#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:37:56,690 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:37:56,690 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:37:56,692 INFO L168 Benchmark]: Toolchain (without parser) took 22622.46 ms. Allocated memory was 141.6 MB in the beginning and 618.1 MB in the end (delta: 476.6 MB). Free memory was 88.4 MB in the beginning and 139.1 MB in the end (delta: -50.7 MB). Peak memory consumption was 425.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,693 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.62 ms. Allocated memory was 141.6 MB in the beginning and 199.2 MB in the end (delta: 57.7 MB). Free memory was 88.2 MB in the beginning and 164.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,695 INFO L168 Benchmark]: Boogie Preprocessor took 116.87 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,696 INFO L168 Benchmark]: RCFGBuilder took 1606.45 ms. Allocated memory was 199.2 MB in the beginning and 227.0 MB in the end (delta: 27.8 MB). Free memory was 160.1 MB in the beginning and 143.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,697 INFO L168 Benchmark]: Sifa took 20221.36 ms. Allocated memory was 227.0 MB in the beginning and 618.1 MB in the end (delta: 391.1 MB). Free memory was 143.3 MB in the beginning and 139.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 395.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:56,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.62 ms. Allocated memory was 141.6 MB in the beginning and 199.2 MB in the end (delta: 57.7 MB). Free memory was 88.2 MB in the beginning and 164.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.87 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1606.45 ms. Allocated memory was 199.2 MB in the beginning and 227.0 MB in the end (delta: 27.8 MB). Free memory was 160.1 MB in the beginning and 143.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. * Sifa took 20221.36 ms. Allocated memory was 227.0 MB in the beginning and 618.1 MB in the end (delta: 391.1 MB). Free memory was 143.3 MB in the beginning and 139.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 395.4 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]: 20179, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 481, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 318, TOOLS_POST_TIME[ms]: 12324, TOOLS_POST_CALL_APPLICATIONS: 132, TOOLS_POST_CALL_TIME[ms]: 345, TOOLS_POST_RETURN_APPLICATIONS: 123, TOOLS_POST_RETURN_TIME[ms]: 158, TOOLS_QUANTIFIERELIM_APPLICATIONS: 573, TOOLS_QUANTIFIERELIM_TIME[ms]: 12645, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12112, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 503, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 128, DOMAIN_JOIN_TIME[ms]: 6006, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 948, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 73, DOMAIN_ISBOTTOM_TIME[ms]: 149, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6828, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6827, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 123, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12543, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12542, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 550, DAG_COMPRESSION_RETAINED_NODES: 300 - UnprovableResult [Line: 787]: 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 869#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~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...