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 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:06:32,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:06:32,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:06:32,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:06:32,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:06:32,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:06:32,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:06:32,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:06:32,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:06:32,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:06:32,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:06:32,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:06:32,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:06:32,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:06:32,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:06:32,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:06:32,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:06:32,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:06:32,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:06:32,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:06:32,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:06:32,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:06:32,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:06:32,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:06:32,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:06:32,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:06:32,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:06:32,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:06:32,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:06:32,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:06:32,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:06:32,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:06:32,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:06:32,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:06:32,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:06:32,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:06:32,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:06:32,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:06:32,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:06:32,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:06:32,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:06:32,438 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 17:06:32,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:06:32,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:06:32,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:06:32,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:06:32,466 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:06:32,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:06:32,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:06:32,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:06:32,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:06:32,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:06:32,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:06:32,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:06:32,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:06:32,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:06:32,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:06:32,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:06:32,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:06:32,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:06:32,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:06:32,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:06:32,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:06:32,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:06:32,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:06:32,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:06:32,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:06:32,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:06:32,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:06:32,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:06:32,472 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 -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:06:32,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:06:32,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:06:32,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:06:32,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:06:32,554 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:06:32,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2019-09-25 17:06:32,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae24e057c/8de679d1c5664cc798cf2d0c6cf324a8/FLAG8da22fe9a [2019-09-25 17:06:33,133 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:06:33,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product27.cil.c [2019-09-25 17:06:33,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae24e057c/8de679d1c5664cc798cf2d0c6cf324a8/FLAG8da22fe9a [2019-09-25 17:06:33,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae24e057c/8de679d1c5664cc798cf2d0c6cf324a8 [2019-09-25 17:06:33,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:06:33,493 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:06:33,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:33,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:06:33,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:06:33,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:33" (1/1) ... [2019-09-25 17:06:33,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ac9f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:33, skipping insertion in model container [2019-09-25 17:06:33,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:33" (1/1) ... [2019-09-25 17:06:33,509 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:06:33,575 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:06:33,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:34,025 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:06:34,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:34,157 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:06:34,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34 WrapperNode [2019-09-25 17:06:34,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:34,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:06:34,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:06:34,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:06:34,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (1/1) ... [2019-09-25 17:06:34,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:06:34,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:06:34,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:06:34,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:06:34,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:34" (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 [2019-09-25 17:06:34,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:06:34,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:06:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:06:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:06:34,320 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:06:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:06:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:06:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:06:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:06:34,321 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:34,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:06:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:06:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:06:34,323 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:06:34,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:06:34,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:34,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:34,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:06:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:06:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:06:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:06:34,325 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:06:34,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:06:34,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:06:34,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:06:34,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:06:34,327 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:06:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:06:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:06:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:06:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:06:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:06:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:06:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:06:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:06:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:06:36,051 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:06:36,051 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:06:36,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:36 BoogieIcfgContainer [2019-09-25 17:06:36,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:06:36,054 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:06:36,054 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:06:36,054 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:06:36,055 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:36" (1/1) ... [2019-09-25 17:06:36,056 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:06:36,079 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:06:36,079 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:06:36,088 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:06:36,097 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:06:36,099 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:06:46,950 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:06:48,807 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:06:48,948 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:06:49,134 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:06:49,290 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:06:49,320 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:06:49,399 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:06:49,406 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:06:49,906 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-25 17:06:50,281 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-25 17:06:50,652 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:06:52,272 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:06:52,275 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 17:06:52,323 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 63 for LOIs [2019-09-25 17:06:52,328 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 77 for LOIs [2019-09-25 17:06:52,336 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:06:52,336 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:06:52,338 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 572#(and (= |#t~string8.offset| 0) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-25 17:06:52,351 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:06:52,351 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:06:52,353 INFO L168 Benchmark]: Toolchain (without parser) took 18860.29 ms. Allocated memory was 137.4 MB in the beginning and 435.2 MB in the end (delta: 297.8 MB). Free memory was 88.2 MB in the beginning and 388.9 MB in the end (delta: -300.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:06:52,354 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:06:52,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.87 ms. Allocated memory was 137.4 MB in the beginning and 218.1 MB in the end (delta: 80.7 MB). Free memory was 88.0 MB in the beginning and 193.4 MB in the end (delta: -105.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:06:52,356 INFO L168 Benchmark]: Boogie Preprocessor took 92.12 ms. Allocated memory is still 218.1 MB. Free memory was 193.4 MB in the beginning and 189.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:06:52,357 INFO L168 Benchmark]: RCFGBuilder took 1802.03 ms. Allocated memory was 218.1 MB in the beginning and 262.7 MB in the end (delta: 44.6 MB). Free memory was 189.5 MB in the beginning and 216.8 MB in the end (delta: -27.3 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:06:52,358 INFO L168 Benchmark]: Sifa took 16297.45 ms. Allocated memory was 262.7 MB in the beginning and 435.2 MB in the end (delta: 172.5 MB). Free memory was 216.8 MB in the beginning and 388.9 MB in the end (delta: -172.1 MB). Peak memory consumption was 439.2 kB. Max. memory is 7.1 GB. [2019-09-25 17:06:52,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.87 ms. Allocated memory was 137.4 MB in the beginning and 218.1 MB in the end (delta: 80.7 MB). Free memory was 88.0 MB in the beginning and 193.4 MB in the end (delta: -105.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.12 ms. Allocated memory is still 218.1 MB. Free memory was 193.4 MB in the beginning and 189.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1802.03 ms. Allocated memory was 218.1 MB in the beginning and 262.7 MB in the end (delta: 44.6 MB). Free memory was 189.5 MB in the beginning and 216.8 MB in the end (delta: -27.3 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. * Sifa took 16297.45 ms. Allocated memory was 262.7 MB in the beginning and 435.2 MB in the end (delta: 172.5 MB). Free memory was 216.8 MB in the beginning and 388.9 MB in the end (delta: -172.1 MB). Peak memory consumption was 439.2 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 16259, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 240, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 12867, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 128, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 62, TOOLS_QUANTIFIERELIM_APPLICATIONS: 274, TOOLS_QUANTIFIERELIM_TIME[ms]: 12959, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12789, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 246, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 2747, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 151, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 115, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2213, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2213, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13242, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13241, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 462, DAG_COMPRESSION_RETAINED_NODES: 235 - UnprovableResult [Line: 82]: 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 572#(and (= |#t~string8.offset| 0) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...