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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:57:46,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:57:46,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:57:46,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:57:46,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:57:46,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:57:46,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:57:46,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:57:46,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:57:46,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:57:46,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:57:46,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:57:46,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:57:46,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:57:46,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:57:46,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:57:46,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:57:46,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:57:46,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:57:46,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:57:46,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:57:46,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:57:46,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:57:46,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:57:46,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:57:46,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:57:46,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:57:46,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:57:46,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:57:46,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:57:46,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:57:46,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:57:46,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:57:46,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:57:46,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:57:46,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:57:46,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:57:46,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:57:46,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:57:46,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:57:46,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:57:46,419 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 [2019-10-15 06:57:46,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:57:46,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:57:46,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:57:46,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:57:46,440 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:57:46,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:57:46,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:57:46,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:57:46,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:57:46,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:57:46,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:57:46,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:57:46,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:57:46,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:57:46,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:57:46,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:57:46,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:57:46,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:57:46,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:57:46,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:57:46,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:57:46,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:57:46,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:57:46,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:57:46,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:57:46,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:57:46,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:57:46,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:57:46,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:57:46,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:57:46,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:57:46,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:57:46,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:57:46,812 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:57:46,812 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2019-10-15 06:57:46,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0026a59b7/eb2c1ca170024b05b8a9937656277248/FLAG96c2bf2c2 [2019-10-15 06:57:47,340 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:57:47,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2019-10-15 06:57:47,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0026a59b7/eb2c1ca170024b05b8a9937656277248/FLAG96c2bf2c2 [2019-10-15 06:57:47,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0026a59b7/eb2c1ca170024b05b8a9937656277248 [2019-10-15 06:57:47,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:57:47,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:57:47,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:47,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:57:47,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:57:47,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:47" (1/1) ... [2019-10-15 06:57:47,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4709edc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:47, skipping insertion in model container [2019-10-15 06:57:47,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:47" (1/1) ... [2019-10-15 06:57:47,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:57:47,786 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:48,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:48,222 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:48,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:48,332 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:48,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48 WrapperNode [2019-10-15 06:57:48,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:48,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:48,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:48,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:48,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (1/1) ... [2019-10-15 06:57:48,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:48,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:48,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:48,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:48,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:48" (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 [2019-10-15 06:57:48,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:48,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:48,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:48,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:48,489 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:48,490 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:48,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:57:48,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:48,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:57:48,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:48,491 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:48,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:57:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:57:48,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:48,495 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:48,495 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:48,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:48,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:57:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:57:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:57:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:57:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:57:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:48,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:48,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:48,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:48,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:49,942 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:49,943 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:49,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:49 BoogieIcfgContainer [2019-10-15 06:57:49,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:49,945 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:49,945 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:49,945 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:49,947 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:49" (1/1) ... [2019-10-15 06:57:49,947 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:57:49,979 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:49,980 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:49,991 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:50,003 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:50,005 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:57:59,690 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:58:01,345 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:58:01,495 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:01,632 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:01,778 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:02,019 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:58:02,036 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:58:02,107 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:58:02,115 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:58:02,984 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-10-15 06:58:03,686 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-10-15 06:58:04,018 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:58:04,336 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:58:04,598 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:04,834 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:05,132 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:05,413 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:05,641 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-10-15 06:58:05,887 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-10-15 06:58:06,109 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:58:06,247 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:58:06,487 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-15 06:58:06,652 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:58:06,783 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:58:06,963 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-15 06:58:07,201 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:58:07,632 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:58:08,306 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:58:08,592 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:58:08,864 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-15 06:58:09,139 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-15 06:58:09,570 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-15 06:58:11,578 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-15 06:58:11,695 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-15 06:58:11,850 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-10-15 06:58:14,329 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-15 06:58:14,353 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:58:14,357 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:58:14,854 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-15 06:58:14,866 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-15 06:58:15,001 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:58:15,020 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:58:15,021 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:58:15,023 INFO L168 Benchmark]: Toolchain (without parser) took 27315.42 ms. Allocated memory was 139.5 MB in the beginning and 707.3 MB in the end (delta: 567.8 MB). Free memory was 103.6 MB in the beginning and 168.2 MB in the end (delta: -64.6 MB). Peak memory consumption was 503.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,024 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.44 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 103.1 MB in the beginning and 169.1 MB in the end (delta: -65.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,026 INFO L168 Benchmark]: Boogie Preprocessor took 81.57 ms. Allocated memory is still 200.3 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,027 INFO L168 Benchmark]: RCFGBuilder took 1529.75 ms. Allocated memory was 200.3 MB in the beginning and 235.4 MB in the end (delta: 35.1 MB). Free memory was 164.4 MB in the beginning and 150.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,028 INFO L168 Benchmark]: Sifa took 25075.75 ms. Allocated memory was 235.4 MB in the beginning and 707.3 MB in the end (delta: 471.9 MB). Free memory was 150.8 MB in the beginning and 168.2 MB in the end (delta: -17.3 MB). Peak memory consumption was 454.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:15,031 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 139.5 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.44 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 103.1 MB in the beginning and 169.1 MB in the end (delta: -65.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.57 ms. Allocated memory is still 200.3 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1529.75 ms. Allocated memory was 200.3 MB in the beginning and 235.4 MB in the end (delta: 35.1 MB). Free memory was 164.4 MB in the beginning and 150.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Sifa took 25075.75 ms. Allocated memory was 235.4 MB in the beginning and 707.3 MB in the end (delta: 471.9 MB). Free memory was 150.8 MB in the beginning and 168.2 MB in the end (delta: -17.3 MB). Peak memory consumption was 454.5 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]: 25022, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 237, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 159, TOOLS_POST_TIME[ms]: 11516, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 191, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 101, TOOLS_QUANTIFIERELIM_APPLICATIONS: 281, TOOLS_QUANTIFIERELIM_TIME[ms]: 11670, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11383, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 89, DOMAIN_JOIN_TIME[ms]: 12495, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 211, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 61, DOMAIN_ISBOTTOM_TIME[ms]: 300, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6116, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6115, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12111, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12110, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 464, DAG_COMPRESSION_RETAINED_NODES: 196 - 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 903#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string67.offset|) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= 0 ~waterLevel~0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string8.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string16.offset| 0) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= ~waterLevel~0 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string59.offset| 0) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...