java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:52:15,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:52:15,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:52:15,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:52:15,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:52:15,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:52:15,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:52:15,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:52:15,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:52:15,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:52:15,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:52:15,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:52:15,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:52:15,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:52:15,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:52:15,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:52:15,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:52:15,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:52:15,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:52:15,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:52:15,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:52:15,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:52:15,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:52:15,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:52:15,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:52:15,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:52:15,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:52:15,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:52:15,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:52:15,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:52:15,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:52:15,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:52:15,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:52:15,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:52:15,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:52:15,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:52:15,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:52:15,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:52:15,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:52:15,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:52:15,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:52:15,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 17:52:15,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:52:15,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:52:15,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:52:15,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:52:15,124 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:52:15,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:52:15,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:52:15,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:52:15,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:52:15,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:52:15,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:52:15,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:52:15,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:52:15,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:52:15,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:52:15,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:52:15,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:52:15,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:52:15,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:52:15,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:52:15,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:52:15,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:52:15,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:52:15,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:52:15,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:52:15,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:52:15,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:52:15,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:52:15,185 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:52:15,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-25 17:52:15,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c776d1448/094370f4859f4306a8805fe447ad7923/FLAGbbf0217b5 [2019-09-25 17:52:15,867 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:52:15,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-25 17:52:15,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c776d1448/094370f4859f4306a8805fe447ad7923/FLAGbbf0217b5 [2019-09-25 17:52:16,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c776d1448/094370f4859f4306a8805fe447ad7923 [2019-09-25 17:52:16,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:52:16,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:52:16,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:52:16,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:52:16,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:52:16,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c6722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16, skipping insertion in model container [2019-09-25 17:52:16,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,150 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:52:16,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:52:16,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:52:16,644 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:52:16,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:52:16,853 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:52:16,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16 WrapperNode [2019-09-25 17:52:16,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:52:16,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:52:16,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:52:16,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:52:16,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... [2019-09-25 17:52:16,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:52:16,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:52:16,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:52:16,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:52:16,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:52:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:52:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:52:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:52:17,051 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:52:17,052 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:52:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:52:17,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-25 17:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:52:17,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:52:17,056 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:52:17,057 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:52:17,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:52:17,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:52:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:52:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:52:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:52:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:52:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:52:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:52:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:52:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:52:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:52:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:52:17,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:52:17,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:52:17,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:52:17,061 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:52:17,061 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:52:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:52:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:52:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:52:17,065 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:52:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:52:18,613 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:52:18,613 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:52:18,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:52:18 BoogieIcfgContainer [2019-09-25 17:52:18,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:52:18,615 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:52:18,615 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:52:18,615 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:52:18,617 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:52:18" (1/1) ... [2019-09-25 17:52:18,617 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:52:18,641 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:52:18,641 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:52:18,651 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:52:18,661 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:52:18,662 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:52:29,398 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:52:31,123 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:52:31,261 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:31,444 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:31,572 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:31,596 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:52:31,646 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:52:31,662 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:52:31,899 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:52:32,044 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:52:32,495 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:32,879 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:33,154 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:33,458 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:33,665 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:33,924 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:34,113 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:34,341 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:52:34,839 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:52:35,591 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:52:37,222 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-25 17:52:37,764 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:52:38,335 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:52:39,435 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 72 for LOIs [2019-09-25 17:52:39,523 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:52:39,625 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 17:52:39,630 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:52:39,640 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:52:39,640 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:52:39,642 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 779#(and (= |#t~string50.offset| 0) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 17:52:39,657 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:52:39,657 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:52:39,659 INFO L168 Benchmark]: Toolchain (without parser) took 23529.98 ms. Allocated memory was 130.5 MB in the beginning and 748.7 MB in the end (delta: 618.1 MB). Free memory was 85.5 MB in the beginning and 497.4 MB in the end (delta: -411.9 MB). Peak memory consumption was 206.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,660 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.05 ms. Allocated memory was 130.5 MB in the beginning and 196.6 MB in the end (delta: 66.1 MB). Free memory was 85.3 MB in the beginning and 161.4 MB in the end (delta: -76.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,662 INFO L168 Benchmark]: Boogie Preprocessor took 118.08 ms. Allocated memory is still 196.6 MB. Free memory was 161.4 MB in the beginning and 156.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,663 INFO L168 Benchmark]: RCFGBuilder took 1641.11 ms. Allocated memory was 196.6 MB in the beginning and 216.0 MB in the end (delta: 19.4 MB). Free memory was 156.8 MB in the beginning and 141.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,664 INFO L168 Benchmark]: Sifa took 21042.15 ms. Allocated memory was 216.0 MB in the beginning and 748.7 MB in the end (delta: 532.7 MB). Free memory was 141.6 MB in the beginning and 497.4 MB in the end (delta: -355.7 MB). Peak memory consumption was 177.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:39,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.05 ms. Allocated memory was 130.5 MB in the beginning and 196.6 MB in the end (delta: 66.1 MB). Free memory was 85.3 MB in the beginning and 161.4 MB in the end (delta: -76.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.08 ms. Allocated memory is still 196.6 MB. Free memory was 161.4 MB in the beginning and 156.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.11 ms. Allocated memory was 196.6 MB in the beginning and 216.0 MB in the end (delta: 19.4 MB). Free memory was 156.8 MB in the beginning and 141.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. * Sifa took 21042.15 ms. Allocated memory was 216.0 MB in the beginning and 748.7 MB in the end (delta: 532.7 MB). Free memory was 141.6 MB in the beginning and 497.4 MB in the end (delta: -355.7 MB). Peak memory consumption was 177.0 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]: 21002, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 259, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 171, TOOLS_POST_TIME[ms]: 12623, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 210, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 122, TOOLS_QUANTIFIERELIM_APPLICATIONS: 312, TOOLS_QUANTIFIERELIM_TIME[ms]: 12826, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12526, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 265, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 91, DOMAIN_JOIN_TIME[ms]: 7557, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 96, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 216, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2520, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2519, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13007, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13006, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 422, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 602]: 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 779#(and (= |#t~string50.offset| 0) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...