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 IntervalDomain --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_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:18:01,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:18:01,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:18:01,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:18:01,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:18:01,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:18:01,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:18:01,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:18:01,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:18:01,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:18:01,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:18:01,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:18:01,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:18:01,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:18:01,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:18:01,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:18:01,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:18:01,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:18:01,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:18:01,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:18:01,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:18:01,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:18:01,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:18:01,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:18:01,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:18:01,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:18:01,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:18:01,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:18:01,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:18:01,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:18:01,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:18:01,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:18:01,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:18:01,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:18:01,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:18:01,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:18:01,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:18:01,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:18:01,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:18:01,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:18:01,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:18:01,478 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 09:18:01,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:18:01,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:18:01,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:18:01,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:18:01,508 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:18:01,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:18:01,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:18:01,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:18:01,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:18:01,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:18:01,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:18:01,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:18:01,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:18:01,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:18:01,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:18:01,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:18:01,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:18:01,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:18:01,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:18:01,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:18:01,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:18:01,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:18:01,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:18:01,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:18:01,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:18:01,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:18:01,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:18:01,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:18:01,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 09:18:01,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:18:01,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:18:01,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:18:01,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:18:01,593 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:18:01,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-21 09:18:01,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f98be12/b5000b3eaf144853ae1e68485f7dc504/FLAGccaa25f50 [2019-09-21 09:18:02,163 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:18:02,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-21 09:18:02,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f98be12/b5000b3eaf144853ae1e68485f7dc504/FLAGccaa25f50 [2019-09-21 09:18:02,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f98be12/b5000b3eaf144853ae1e68485f7dc504 [2019-09-21 09:18:02,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:18:02,428 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:18:02,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:18:02,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:18:02,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:18:02,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:18:02" (1/1) ... [2019-09-21 09:18:02,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b11f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:02, skipping insertion in model container [2019-09-21 09:18:02,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:18:02" (1/1) ... [2019-09-21 09:18:02,444 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:18:02,505 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:18:02,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:18:02,970 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:18:03,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:18:03,118 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:18:03,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03 WrapperNode [2019-09-21 09:18:03,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:18:03,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:18:03,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:18:03,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:18:03,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (1/1) ... [2019-09-21 09:18:03,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:18:03,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:18:03,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:18:03,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:18:03,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:03" (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 09:18:03,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:18:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:18:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:18:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:18:03,296 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:18:03,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:18:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:18:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:18:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:18:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:18:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:18:03,298 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:18:03,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:18:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 09:18:03,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 09:18:03,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 09:18:03,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:18:03,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:18:03,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:18:03,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:18:03,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:18:03,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:18:03,305 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:18:03,305 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:18:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:18:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:18:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:18:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:18:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 09:18:03,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:18:03,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:18:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:18:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:18:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:18:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:18:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 09:18:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 09:18:03,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:18:03,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:18:03,310 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 09:18:03,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:18:03,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:18:03,311 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:18:03,312 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:18:03,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 09:18:03,312 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:18:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:18:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:18:03,313 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:18:03,314 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:18:03,314 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:18:03,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:18:03,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:18:03,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:18:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:18:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:18:03,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:18:03,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:18:03,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:18:03,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:18:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:18:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:18:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:18:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:18:03,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:18:03,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:18:03,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:18:04,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:18:04,858 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:18:04,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:18:04 BoogieIcfgContainer [2019-09-21 09:18:04,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:18:04,860 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:18:04,860 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:18:04,860 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:18:04,861 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:18:04" (1/1) ... [2019-09-21 09:18:04,862 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 09:18:04,887 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:18:04,888 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:18:04,897 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:18:04,907 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:18:04,908 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:18:15,654 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:18:17,409 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:18:17,559 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:18:17,631 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-21 09:18:17,686 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-21 09:18:17,699 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-21 09:18:18,791 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 09:18:18,793 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-21 09:18:18,893 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 105 for LOIs [2019-09-21 09:18:18,904 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 106 for LOIs [2019-09-21 09:18:18,923 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:18:18,923 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:18:18,925 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 295#(and (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) [2019-09-21 09:18:18,942 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:18:18,942 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:18:18,945 INFO L168 Benchmark]: Toolchain (without parser) took 16515.44 ms. Allocated memory was 136.8 MB in the beginning and 348.7 MB in the end (delta: 211.8 MB). Free memory was 84.0 MB in the beginning and 178.3 MB in the end (delta: -94.3 MB). Peak memory consumption was 117.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,947 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.53 ms. Allocated memory was 136.8 MB in the beginning and 198.7 MB in the end (delta: 61.9 MB). Free memory was 83.8 MB in the beginning and 164.4 MB in the end (delta: -80.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,950 INFO L168 Benchmark]: Boogie Preprocessor took 112.76 ms. Allocated memory is still 198.7 MB. Free memory was 164.4 MB in the beginning and 160.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,957 INFO L168 Benchmark]: RCFGBuilder took 1627.21 ms. Allocated memory was 198.7 MB in the beginning and 216.5 MB in the end (delta: 17.8 MB). Free memory was 160.4 MB in the beginning and 143.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 97.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,958 INFO L168 Benchmark]: Sifa took 14082.19 ms. Allocated memory was 216.5 MB in the beginning and 348.7 MB in the end (delta: 132.1 MB). Free memory was 143.1 MB in the beginning and 178.3 MB in the end (delta: -35.2 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:18,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.53 ms. Allocated memory was 136.8 MB in the beginning and 198.7 MB in the end (delta: 61.9 MB). Free memory was 83.8 MB in the beginning and 164.4 MB in the end (delta: -80.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.76 ms. Allocated memory is still 198.7 MB. Free memory was 164.4 MB in the beginning and 160.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1627.21 ms. Allocated memory was 198.7 MB in the beginning and 216.5 MB in the end (delta: 17.8 MB). Free memory was 160.4 MB in the beginning and 143.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 97.7 MB. Max. memory is 7.1 GB. * Sifa took 14082.19 ms. Allocated memory was 216.5 MB in the beginning and 348.7 MB in the end (delta: 132.1 MB). Free memory was 143.1 MB in the beginning and 178.3 MB in the end (delta: -35.2 MB). Peak memory consumption was 96.9 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]: 14038, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 123, TOOLS_POST_TIME[ms]: 12637, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 128, TOOLS_POST_RETURN_APPLICATIONS: 49, TOOLS_POST_RETURN_TIME[ms]: 62, TOOLS_QUANTIFIERELIM_APPLICATIONS: 227, TOOLS_QUANTIFIERELIM_TIME[ms]: 12744, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12579, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 976, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 69, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 860, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 859, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 49, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12752, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12751, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 407, DAG_COMPRESSION_RETAINED_NODES: 181 - UnprovableResult [Line: 289]: 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 295#(and (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...