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_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:06,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:06,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:06,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:06,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:06,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:06,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:06,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:06,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:06,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:06,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:06,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:06,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:06,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:06,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:06,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:06,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:06,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:06,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:06,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:06,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:06,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:06,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:06,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:06,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:06,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:06,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:06,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:06,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:06,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:06,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:06,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:06,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:06,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:06,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:06,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:06,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:06,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:06,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:06,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:06,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:06,422 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 08:33:06,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:06,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:06,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:06,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:06,438 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:06,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:06,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:06,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:06,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:06,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:06,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:06,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:06,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:06,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:06,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:06,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:06,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:06,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:06,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:06,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:06,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:06,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:06,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:06,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:06,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:06,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:06,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:06,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:06,443 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 08:33:06,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:06,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:06,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:06,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:06,492 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:06,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-21 08:33:06,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bcd25207/9afc5d458eae491889db3b6dc551b69d/FLAGc8626d04d [2019-09-21 08:33:07,089 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:07,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-21 08:33:07,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bcd25207/9afc5d458eae491889db3b6dc551b69d/FLAGc8626d04d [2019-09-21 08:33:07,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bcd25207/9afc5d458eae491889db3b6dc551b69d [2019-09-21 08:33:07,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:07,399 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:07,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:07,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:07,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:07,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:07" (1/1) ... [2019-09-21 08:33:07,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ec9619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:07, skipping insertion in model container [2019-09-21 08:33:07,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:07" (1/1) ... [2019-09-21 08:33:07,419 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:07,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:07,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:07,916 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:07,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:08,043 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:08,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08 WrapperNode [2019-09-21 08:33:08,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:08,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:08,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:08,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:08,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (1/1) ... [2019-09-21 08:33:08,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:08,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:08,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:08,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:08,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:08" (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 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:09,840 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:09,840 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:09,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:09 BoogieIcfgContainer [2019-09-21 08:33:09,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:09,843 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:09,843 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:09,844 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:09,845 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:09" (1/1) ... [2019-09-21 08:33:09,846 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 08:33:09,878 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:09,878 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:09,890 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:09,902 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:09,904 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:20,527 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:22,139 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:22,283 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:22,418 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:22,547 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:22,563 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-21 08:33:22,625 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-21 08:33:22,653 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-21 08:33:22,840 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:33:22,958 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:33:23,543 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-21 08:33:23,843 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-21 08:33:24,153 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-21 08:33:24,395 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-21 08:33:24,744 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-21 08:33:25,145 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-21 08:33:25,383 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:33:25,916 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:33:26,052 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:33:26,215 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:33:26,415 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:33:26,621 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:26,799 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:27,137 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:27,464 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:27,715 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:27,947 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:28,145 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 524 [2019-09-21 08:33:28,577 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:33:28,696 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:33:28,816 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:33:29,110 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:29,309 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:29,479 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:29,650 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:29,846 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:33:29,878 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:33:29,882 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 502 for LOIs [2019-09-21 08:33:30,144 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:33:30,147 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:33:30,149 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:33:30,149 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:33:30,151 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 388#(and (not (= 0 ~methAndRunningLastTime~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 08:33:30,180 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:33:30,181 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:33:30,182 INFO L168 Benchmark]: Toolchain (without parser) took 22783.62 ms. Allocated memory was 135.8 MB in the beginning and 701.5 MB in the end (delta: 565.7 MB). Free memory was 81.8 MB in the beginning and 489.6 MB in the end (delta: -407.9 MB). Peak memory consumption was 157.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,183 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.23 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 81.5 MB in the beginning and 162.6 MB in the end (delta: -81.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,185 INFO L168 Benchmark]: Boogie Preprocessor took 113.00 ms. Allocated memory is still 197.1 MB. Free memory was 162.6 MB in the beginning and 158.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,186 INFO L168 Benchmark]: RCFGBuilder took 1680.00 ms. Allocated memory was 197.1 MB in the beginning and 212.9 MB in the end (delta: 15.7 MB). Free memory was 158.0 MB in the beginning and 139.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,186 INFO L168 Benchmark]: Sifa took 20337.59 ms. Allocated memory was 212.9 MB in the beginning and 701.5 MB in the end (delta: 488.6 MB). Free memory was 139.2 MB in the beginning and 489.6 MB in the end (delta: -350.4 MB). Peak memory consumption was 138.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:30,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.23 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 81.5 MB in the beginning and 162.6 MB in the end (delta: -81.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.00 ms. Allocated memory is still 197.1 MB. Free memory was 162.6 MB in the beginning and 158.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1680.00 ms. Allocated memory was 197.1 MB in the beginning and 212.9 MB in the end (delta: 15.7 MB). Free memory was 158.0 MB in the beginning and 139.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. * Sifa took 20337.59 ms. Allocated memory was 212.9 MB in the beginning and 701.5 MB in the end (delta: 488.6 MB). Free memory was 139.2 MB in the beginning and 489.6 MB in the end (delta: -350.4 MB). Peak memory consumption was 138.2 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]: 20274, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 191, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 125, TOOLS_POST_TIME[ms]: 12390, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 220, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 87, TOOLS_QUANTIFIERELIM_APPLICATIONS: 231, TOOLS_QUANTIFIERELIM_TIME[ms]: 12591, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12295, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 193, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 7181, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 197, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3847, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3846, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12731, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12730, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 417, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 435]: 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 388#(and (not (= 0 ~methAndRunningLastTime~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...