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_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:41:40,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:41:40,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:41:40,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:41:40,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:41:40,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:41:40,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:41:40,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:41:40,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:41:40,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:41:40,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:41:40,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:41:40,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:41:40,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:41:40,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:41:40,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:41:40,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:41:40,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:41:40,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:41:40,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:41:40,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:41:40,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:41:40,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:41:40,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:41:40,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:41:40,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:41:40,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:41:40,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:41:40,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:41:40,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:41:40,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:41:40,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:41:40,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:41:40,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:41:40,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:41:40,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:41:40,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:41:40,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:41:40,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:41:40,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:41:40,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:41:40,501 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 19:41:40,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:41:40,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:41:40,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:41:40,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:41:40,528 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:41:40,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:41:40,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:41:40,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:41:40,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:41:40,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:41:40,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:41:40,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:41:40,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:41:40,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:41:40,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:41:40,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:41:40,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:41:40,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:41:40,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:41:40,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:41:40,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:41:40,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:41:40,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:41:40,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:41:40,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:41:40,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:41:40,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:41:40,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:41:40,536 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 19:41:40,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:41:40,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:41:40,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:41:40,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:41:40,611 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:41:40,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-20 19:41:40,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3240c808d/6f057cba1d3d494e8d297d8f9900b6f0/FLAGba2a9d7ed [2019-09-20 19:41:41,155 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:41:41,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-20 19:41:41,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3240c808d/6f057cba1d3d494e8d297d8f9900b6f0/FLAGba2a9d7ed [2019-09-20 19:41:41,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3240c808d/6f057cba1d3d494e8d297d8f9900b6f0 [2019-09-20 19:41:41,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:41:41,495 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:41:41,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:41,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:41:41,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:41:41,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:41" (1/1) ... [2019-09-20 19:41:41,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efe2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:41, skipping insertion in model container [2019-09-20 19:41:41,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:41" (1/1) ... [2019-09-20 19:41:41,510 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:41:41,577 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:41:41,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:42,004 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:41:42,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:42,178 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:41:42,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42 WrapperNode [2019-09-20 19:41:42,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:42,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:41:42,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:41:42,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:41:42,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (1/1) ... [2019-09-20 19:41:42,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:41:42,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:41:42,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:41:42,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:41:42,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:42" (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 19:41:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:41:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:41:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:41:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:41:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:41:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:41:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:41:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:41:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:41:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:41:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:41:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:41:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:41:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:41:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:41:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:41:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:41:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:41:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:41:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:41:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:41:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:41:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:41:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:41:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:41:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:41:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:41:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:41:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:41:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:41:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:41:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:41:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:41:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:41:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:41:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:41:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:41:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:41:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:41:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:41:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:41:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:41:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:41:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:41:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:41:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:41:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:41:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:41:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:41:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:41:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:41:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:41:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:41:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:41:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:41:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:41:43,544 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:41:43,544 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:41:43,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:43 BoogieIcfgContainer [2019-09-20 19:41:43,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:41:43,547 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:41:43,547 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:41:43,547 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:41:43,549 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:43" (1/1) ... [2019-09-20 19:41:43,550 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 19:41:43,581 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:41:43,581 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:41:43,600 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:41:43,613 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:41:43,615 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:41:44,250 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 19:41:44,414 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2019-09-20 19:41:44,691 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2019-09-20 19:41:44,917 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 19:41:45,227 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 71 [2019-09-20 19:41:45,521 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-09-20 19:41:45,920 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2019-09-20 19:41:46,245 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 78 [2019-09-20 19:41:46,770 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 91 [2019-09-20 19:41:47,206 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2019-09-20 19:41:47,939 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 103 [2019-09-20 19:41:48,453 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2019-09-20 19:41:48,667 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:41:49,404 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 116 [2019-09-20 19:41:49,922 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 111 [2019-09-20 19:41:50,243 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:41:51,166 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 124 [2019-09-20 19:41:51,939 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 125 [2019-09-20 19:41:52,337 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:41:53,498 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 256 DAG size of output: 138 [2019-09-20 19:41:53,687 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:41:54,454 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 139 [2019-09-20 19:41:54,932 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:41:56,342 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 287 DAG size of output: 152 [2019-09-20 19:41:57,235 WARN L191 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2019-09-20 19:41:57,880 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:41:59,791 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 359 DAG size of output: 167 [2019-09-20 19:42:00,807 WARN L191 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 162 [2019-09-20 19:42:01,681 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:42:04,029 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 396 DAG size of output: 176 [2019-09-20 19:42:05,121 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 171 [2019-09-20 19:42:06,240 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:42:09,256 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 484 DAG size of output: 216 [2019-09-20 19:42:10,639 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 265 DAG size of output: 211 [2019-09-20 19:42:12,052 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:42:15,989 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 525 DAG size of output: 243 [2019-09-20 19:42:17,583 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 286 DAG size of output: 238 [2019-09-20 19:42:19,333 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:42:24,645 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 630 DAG size of output: 262 [2019-09-20 19:42:26,457 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 309 DAG size of output: 257