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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:37:26,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:37:26,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:37:26,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:37:26,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:37:26,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:37:26,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:37:26,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:37:26,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:37:26,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:37:26,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:37:26,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:37:26,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:37:26,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:37:26,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:37:26,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:37:26,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:37:26,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:37:26,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:37:26,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:37:26,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:37:26,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:37:26,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:37:26,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:37:26,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:37:26,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:37:26,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:37:26,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:37:26,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:37:26,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:37:26,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:37:26,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:37:26,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:37:26,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:37:26,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:37:26,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:37:26,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:37:26,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:37:26,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:37:26,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:37:26,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:37:26,423 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 [2019-09-20 19:37:26,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:37:26,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:37:26,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:37:26,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:37:26,439 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:37:26,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:37:26,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:37:26,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:37:26,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:37:26,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:37:26,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:37:26,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:37:26,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:37:26,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:37:26,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:37:26,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:37:26,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:37:26,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:37:26,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:37:26,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:37:26,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:37:26,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:37:26,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:37:26,444 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 -> SingleStatement 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_DDA [2019-09-20 19:37:26,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:37:26,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:37:26,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:37:26,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:37:26,514 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:37:26,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product09.cil.c [2019-09-20 19:37:26,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d382f82a/07bbc29b0e894a1989fb780b7a6d2af6/FLAG82e0773fa [2019-09-20 19:37:27,030 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:37:27,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product09.cil.c [2019-09-20 19:37:27,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d382f82a/07bbc29b0e894a1989fb780b7a6d2af6/FLAG82e0773fa [2019-09-20 19:37:27,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d382f82a/07bbc29b0e894a1989fb780b7a6d2af6 [2019-09-20 19:37:27,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:37:27,368 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:37:27,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:37:27,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:37:27,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:37:27,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:37:27" (1/1) ... [2019-09-20 19:37:27,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a08c2eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:27, skipping insertion in model container [2019-09-20 19:37:27,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:37:27" (1/1) ... [2019-09-20 19:37:27,385 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:37:27,431 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:37:27,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:37:27,920 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:37:28,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:37:28,094 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:37:28,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28 WrapperNode [2019-09-20 19:37:28,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:37:28,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:37:28,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:37:28,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:37:28,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (1/1) ... [2019-09-20 19:37:28,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:37:28,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:37:28,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:37:28,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:37:28,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:37:28" (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 [2019-09-20 19:37:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:37:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:37:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:37:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:37:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:37:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:37:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:37:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:37:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:37:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:37:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:37:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:37:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:37:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:37:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:37:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:37:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:37:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:37:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:37:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:37:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:37:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:37:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:37:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:37:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:37:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:37:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:37:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:37:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:37:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:37:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:37:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:37:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:37:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:37:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:37:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:37:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:37:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:37:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:37:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:37:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:37:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:37:29,457 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:37:29,461 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:37:29,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:37:29 BoogieIcfgContainer [2019-09-20 19:37:29,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:37:29,464 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:37:29,464 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:37:29,464 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:37:29,465 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:37:29" (1/1) ... [2019-09-20 19:37:29,465 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:37:29,487 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:37:29,488 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:37:29,497 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:37:29,506 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:37:29,507 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:37:30,133 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:37:30,521 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:37:30,738 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:37:31,034 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:37:31,286 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:37:31,668 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:37:31,983 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:37:32,546 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:37:32,997 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:37:33,709 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:37:34,257 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:37:34,479 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:37:35,193 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:37:35,758 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:37:36,053 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:37:36,964 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:37:37,156 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:37:37,721 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:37:38,131 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:37:39,271 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:37:39,456 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:37:40,122 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:37:40,532 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:37:41,640 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:37:42,522 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:37:43,034 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:37:44,358 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:37:45,337 WARN L191 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 157 [2019-09-20 19:37:46,152 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:37:48,457 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 399 DAG size of output: 171 [2019-09-20 19:37:49,532 WARN L191 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 166 [2019-09-20 19:37:50,607 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:37:53,760 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 472 DAG size of output: 212 [2019-09-20 19:37:55,089 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 257 DAG size of output: 207 [2019-09-20 19:37:56,454 WARN L191 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:38:00,423 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 543 DAG size of output: 239 [2019-09-20 19:38:01,983 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-20 19:38:03,745 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:38:08,330 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 612 DAG size of output: 258 [2019-09-20 19:38:10,076 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-20 19:38:12,194 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499