java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:52,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:52,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:52,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:52,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:52,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:52,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:52,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:52,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:52,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:52,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:52,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:52,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:52,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:52,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:52,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:52,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:52,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:52,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:52,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:52,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:52,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:52,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:52,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:52,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:52,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:52,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:52,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:52,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:52,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:52,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:52,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:52,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:52,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:52,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:52,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:52,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:52,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:52,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:52,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:52,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:52,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:31:52,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:52,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:52,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:52,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:52,510 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:52,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:52,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:52,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:52,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:52,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:52,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:52,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:52,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:52,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:52,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:52,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:52,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:52,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:52,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:52,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:52,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:52,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:52,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:52,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:52,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:52,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:52,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:52,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:52,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:31:52,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:52,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:52,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:52,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:52,584 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:52,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-21 08:31:52,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61de1a09/8cfaa8ad916146c9a55fa0a0d7b5933d/FLAG63333cc31 [2019-09-21 08:31:53,193 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:53,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-21 08:31:53,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61de1a09/8cfaa8ad916146c9a55fa0a0d7b5933d/FLAG63333cc31 [2019-09-21 08:31:53,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61de1a09/8cfaa8ad916146c9a55fa0a0d7b5933d [2019-09-21 08:31:53,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:53,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:53,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:53,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:53,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:53,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:53" (1/1) ... [2019-09-21 08:31:53,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1824251d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:53, skipping insertion in model container [2019-09-21 08:31:53,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:53" (1/1) ... [2019-09-21 08:31:53,547 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:53,616 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:54,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:54,082 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:54,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:54,205 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:54,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54 WrapperNode [2019-09-21 08:31:54,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:54,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:54,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:54,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:54,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:54,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:54,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:54,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:54,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:54,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:54,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:54,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:54,430 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:54,430 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:54,430 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:54,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:54,430 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:31:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:31:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:31:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:31:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:56,223 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:56,223 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:56,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:56 BoogieIcfgContainer [2019-09-21 08:31:56,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:56,226 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:56,226 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:56,226 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:56,228 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:56" (1/1) ... [2019-09-21 08:31:56,228 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:31:56,259 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:56,260 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:56,284 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:56,298 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:56,299 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:06,834 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:32:08,784 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:08,940 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:32:09,100 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:32:09,231 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:32:09,247 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:32:09,291 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:32:09,296 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:32:09,474 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:32:09,599 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:32:10,069 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:10,435 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:10,687 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:10,916 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:11,128 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:11,325 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:11,500 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:11,671 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:12,270 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:12,652 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:13,471 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:14,035 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:14,967 WARN L191 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:15,761 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:32:16,375 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:16,923 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:17,665 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:18,239 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:19,030 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:19,379 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:20,046 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:20,321 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:21,333 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:21,897 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:22,693 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:23,039 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:32:23,443 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:23,741 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:24,399 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:24,917 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:25,688 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:26,027 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:32:26,089 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 34 for LOIs [2019-09-21 08:32:26,145 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:32:26,156 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 17 for LOIs [2019-09-21 08:32:26,160 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 29 for LOIs [2019-09-21 08:32:26,163 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:32:26,163 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:32:26,165 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 863#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:32:26,179 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:32:26,179 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:32:26,181 INFO L168 Benchmark]: Toolchain (without parser) took 32650.59 ms. Allocated memory was 132.1 MB in the beginning and 960.0 MB in the end (delta: 827.9 MB). Free memory was 84.9 MB in the beginning and 774.5 MB in the end (delta: -689.6 MB). Peak memory consumption was 138.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,183 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.46 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 163.0 MB in the end (delta: -78.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,184 INFO L168 Benchmark]: Boogie Preprocessor took 115.23 ms. Allocated memory is still 199.2 MB. Free memory was 163.0 MB in the beginning and 159.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,185 INFO L168 Benchmark]: RCFGBuilder took 1903.22 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 158.5 MB in the beginning and 135.5 MB in the end (delta: 23.0 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,186 INFO L168 Benchmark]: Sifa took 29953.63 ms. Allocated memory was 219.7 MB in the beginning and 960.0 MB in the end (delta: 740.3 MB). Free memory was 135.5 MB in the beginning and 774.5 MB in the end (delta: -639.1 MB). Peak memory consumption was 101.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:26,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.46 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 163.0 MB in the end (delta: -78.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.23 ms. Allocated memory is still 199.2 MB. Free memory was 163.0 MB in the beginning and 159.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1903.22 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 158.5 MB in the beginning and 135.5 MB in the end (delta: 23.0 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. * Sifa took 29953.63 ms. Allocated memory was 219.7 MB in the beginning and 960.0 MB in the end (delta: 740.3 MB). Free memory was 135.5 MB in the beginning and 774.5 MB in the end (delta: -639.1 MB). Peak memory consumption was 101.2 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]: 29907, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 357, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 230, TOOLS_POST_TIME[ms]: 12685, TOOLS_POST_CALL_APPLICATIONS: 104, TOOLS_POST_CALL_TIME[ms]: 271, TOOLS_POST_RETURN_APPLICATIONS: 95, TOOLS_POST_RETURN_TIME[ms]: 177, TOOLS_QUANTIFIERELIM_APPLICATIONS: 429, TOOLS_QUANTIFIERELIM_TIME[ms]: 12988, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12545, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 366, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 117, DOMAIN_JOIN_TIME[ms]: 14693, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 33, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1441, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 351, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10803, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10802, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 95, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13057, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13056, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 515, DAG_COMPRESSION_RETAINED_NODES: 283 - 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 863#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...