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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:32:19,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:32:19,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:32:19,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:32:19,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:32:19,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:32:19,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:32:19,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:32:19,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:32:19,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:32:19,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:32:19,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:32:19,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:32:19,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:32:19,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:32:19,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:32:19,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:32:19,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:32:19,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:32:19,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:32:19,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:32:19,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:32:19,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:32:19,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:32:19,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:32:19,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:32:19,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:32:19,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:32:19,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:32:19,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:32:19,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:32:19,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:32:19,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:32:19,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:32:19,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:32:19,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:32:19,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:32:19,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:32:19,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:32:19,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:32:19,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:32:19,396 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 08:32:19,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:32:19,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:32:19,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:32:19,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:32:19,424 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:32:19,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:32:19,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:32:19,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:32:19,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:32:19,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:32:19,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:32:19,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:32:19,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:32:19,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:32:19,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:32:19,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:32:19,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:32:19,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:32:19,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:32:19,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:32:19,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:32:19,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:32:19,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:32:19,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:32:19,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:32:19,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:32:19,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:32:19,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:32:19,431 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 08:32:19,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:32:19,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:32:19,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:32:19,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:32:19,499 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:32:19,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-21 08:32:19,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1607825/387863bbdf8e4a1ba0fde2b286fc692c/FLAG2897d4fca [2019-09-21 08:32:20,066 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:32:20,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-21 08:32:20,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1607825/387863bbdf8e4a1ba0fde2b286fc692c/FLAG2897d4fca [2019-09-21 08:32:20,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1607825/387863bbdf8e4a1ba0fde2b286fc692c [2019-09-21 08:32:20,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:32:20,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:32:20,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:20,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:32:20,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:32:20,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:20" (1/1) ... [2019-09-21 08:32:20,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9a95ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:20, skipping insertion in model container [2019-09-21 08:32:20,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:20" (1/1) ... [2019-09-21 08:32:20,447 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:32:20,510 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:32:20,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:20,935 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:32:21,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:21,077 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:32:21,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21 WrapperNode [2019-09-21 08:32:21,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:21,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:32:21,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:32:21,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:32:21,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:32:21,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:32:21,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:32:21,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:32:21,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:21" (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 08:32:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:32:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:32:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:32:21,234 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:32:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:32:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:32:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:32:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:32:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:32:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:32:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:32:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:32:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:32:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:32:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:32:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:32:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:32:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:32:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:32:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:32:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:32:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:32:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:32:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:32:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:32:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:32:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:32:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:32:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:32:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:32:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:32:21,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:32:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:32:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:32:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:32:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:32:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:32:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:32:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:32:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:32:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:32:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:32:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:32:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:32:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:32:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:32:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:32:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:32:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:32:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:32:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:32:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:32:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:32:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:32:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:32:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:32:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:32:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:32:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:32:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:32:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:32:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:32:22,868 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:32:22,869 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:32:22,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:22 BoogieIcfgContainer [2019-09-21 08:32:22,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:32:22,871 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:32:22,871 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:32:22,871 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:32:22,872 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:22" (1/1) ... [2019-09-21 08:32:22,873 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 08:32:22,902 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:32:22,903 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:32:22,912 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:32:22,928 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:32:22,930 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:33,662 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:35,291 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:35,459 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:35,605 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:35,721 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:35,749 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:32:35,803 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:32:35,822 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:32:36,013 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:36,144 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:36,575 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:36,897 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:37,204 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:37,420 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:37,640 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:37,824 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:37,996 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:38,204 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:38,366 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:38,546 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:38,731 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:38,887 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:39,415 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:39,732 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:40,275 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:40,611 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:41,132 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:32:41,359 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:41,590 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:32:41,783 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:32:42,182 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:42,505 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:42,827 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-21 08:32:43,134 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:43,752 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:44,389 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:44,656 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:44,994 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:45,284 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:45,536 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:32:45,714 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:46,193 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:32:46,630 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:32:47,045 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:47,353 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:47,649 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-21 08:32:47,941 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:48,482 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:49,361 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:49,627 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:50,039 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:50,335 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:50,558 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:32:50,726 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:50,920 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:32:51,085 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:32:51,400 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:51,694 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:51,987 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-21 08:32:52,275 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:52,815 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:53,168 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:53,327 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:53,487 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:53,651 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:53,950 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:54,223 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:54,539 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-21 08:32:54,838 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-21 08:32:55,088 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 537 [2019-09-21 08:32:55,273 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:55,416 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:32:55,699 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:32:55,922 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:32:56,135 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:32:56,340 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:32:56,794 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-09-21 08:32:57,157 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:57,427 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:57,740 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:58,022 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:32:58,236 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:32:58,406 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:58,607 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:32:58,772 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-21 08:32:59,061 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:59,355 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:32:59,647 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-21 08:32:59,936 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-21 08:33:00,476 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:33:00,806 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:00,969 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:01,146 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:01,314 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:01,605 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 536