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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:27:02,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:27:02,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:27:02,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:27:02,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:27:02,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:27:02,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:27:02,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:27:03,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:27:03,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:27:03,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:27:03,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:27:03,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:27:03,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:27:03,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:27:03,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:27:03,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:27:03,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:27:03,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:27:03,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:27:03,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:27:03,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:27:03,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:27:03,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:27:03,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:27:03,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:27:03,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:27:03,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:27:03,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:27:03,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:27:03,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:27:03,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:27:03,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:27:03,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:27:03,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:27:03,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:27:03,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:27:03,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:27:03,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:27:03,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:27:03,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:27:03,032 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 [2019-09-17 02:27:03,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:27:03,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:27:03,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:27:03,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:27:03,048 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:27:03,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:27:03,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:27:03,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:27:03,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:27:03,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:27:03,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:27:03,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:27:03,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:27:03,050 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:27:03,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:27:03,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:27:03,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:27:03,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:27:03,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:27:03,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:27:03,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:27:03,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:27:03,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:27:03,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:27:03,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:27:03,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:27:03,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:27:03,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:27:03,053 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 -> NONE [2019-09-17 02:27:03,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:27:03,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:27:03,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:27:03,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:27:03,105 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:27:03,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-17 02:27:03,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b25e868/c706d498135d4db8bc0dc4a1c7e56f82/FLAGc3e045a0d [2019-09-17 02:27:03,714 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:27:03,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-17 02:27:03,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b25e868/c706d498135d4db8bc0dc4a1c7e56f82/FLAGc3e045a0d [2019-09-17 02:27:04,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b25e868/c706d498135d4db8bc0dc4a1c7e56f82 [2019-09-17 02:27:04,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:27:04,156 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:27:04,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:27:04,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:27:04,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:27:04,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8c44ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04, skipping insertion in model container [2019-09-17 02:27:04,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,173 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:27:04,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:27:04,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:27:04,732 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:27:04,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:27:04,842 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:27:04,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04 WrapperNode [2019-09-17 02:27:04,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:27:04,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:27:04,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:27:04,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:27:04,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (1/1) ... [2019-09-17 02:27:04,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:27:04,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:27:04,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:27:04,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:27:04,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:27:04" (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 [2019-09-17 02:27:05,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:27:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:27:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 02:27:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 02:27:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 02:27:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 02:27:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 02:27:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 02:27:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:27:05,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 02:27:05,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 02:27:05,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 02:27:05,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 02:27:05,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 02:27:05,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 02:27:05,019 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 02:27:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 02:27:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 02:27:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 02:27:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 02:27:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 02:27:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 02:27:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 02:27:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 02:27:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 02:27:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 02:27:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 02:27:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 02:27:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 02:27:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:27:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:27:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 02:27:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 02:27:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 02:27:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 02:27:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 02:27:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 02:27:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 02:27:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 02:27:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 02:27:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 02:27:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:27:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 02:27:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:27:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 02:27:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 02:27:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:27:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 02:27:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 02:27:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 02:27:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 02:27:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 02:27:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 02:27:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 02:27:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 02:27:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 02:27:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 02:27:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 02:27:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 02:27:05,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:27:05,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 02:27:05,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:27:06,656 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:27:06,658 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 02:27:06,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:27:06 BoogieIcfgContainer [2019-09-17 02:27:06,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:27:06,660 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:27:06,660 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:27:06,661 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:27:06,662 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:27:06" (1/1) ... [2019-09-17 02:27:06,663 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:27:06,699 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:27:06,699 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:27:06,709 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:27:06,719 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:27:06,720 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:27:17,464 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 02:27:17,491 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 02:27:17,537 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 02:27:17,551 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 02:27:18,046 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 02:27:18,066 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 02:27:18,081 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-17 02:27:18,084 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 02:27:18,085 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:27:18,086 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:27:18,088 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 462#(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))) [2019-09-17 02:27:18,103 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:27:18,104 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:27:18,107 INFO L168 Benchmark]: Toolchain (without parser) took 13949.18 ms. Allocated memory was 141.0 MB in the beginning and 311.4 MB in the end (delta: 170.4 MB). Free memory was 87.3 MB in the beginning and 215.1 MB in the end (delta: -127.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,108 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.73 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 87.1 MB in the beginning and 163.0 MB in the end (delta: -75.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,113 INFO L168 Benchmark]: Boogie Preprocessor took 84.87 ms. Allocated memory is still 199.8 MB. Free memory was 163.0 MB in the beginning and 158.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,119 INFO L168 Benchmark]: RCFGBuilder took 1730.74 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 158.8 MB in the beginning and 143.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,120 INFO L168 Benchmark]: Sifa took 11443.75 ms. Allocated memory was 226.5 MB in the beginning and 311.4 MB in the end (delta: 84.9 MB). Free memory was 143.2 MB in the beginning and 215.1 MB in the end (delta: -71.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-17 02:27:18,132 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.73 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 87.1 MB in the beginning and 163.0 MB in the end (delta: -75.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.87 ms. Allocated memory is still 199.8 MB. Free memory was 163.0 MB in the beginning and 158.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1730.74 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 158.8 MB in the beginning and 143.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Sifa took 11443.75 ms. Allocated memory was 226.5 MB in the beginning and 311.4 MB in the end (delta: 84.9 MB). Free memory was 143.2 MB in the beginning and 215.1 MB in the end (delta: -71.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 11389, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 220, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 10798, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 165, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 93, TOOLS_QUANTIFIERELIM_APPLICATIONS: 264, TOOLS_QUANTIFIERELIM_TIME[ms]: 10956, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10673, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 24, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 162, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 105, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 105, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10746, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10745, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 44]: 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 462#(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...