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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:48:53,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:48:53,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:48:53,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:48:53,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:48:53,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:48:53,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:48:53,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:48:53,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:48:53,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:48:53,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:48:53,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:48:53,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:48:53,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:48:53,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:48:53,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:48:53,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:48:53,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:48:53,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:48:53,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:48:53,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:48:53,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:48:53,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:48:53,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:48:53,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:48:53,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:48:53,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:48:53,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:48:53,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:48:53,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:48:53,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:48:53,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:48:53,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:48:53,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:48:53,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:48:53,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:48:53,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:48:53,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:48:53,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:48:53,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:48:53,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:48:53,499 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 [2019-09-17 17:48:53,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:48:53,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:48:53,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:48:53,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:48:53,526 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:48:53,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:48:53,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:48:53,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:48:53,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:48:53,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:48:53,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:48:53,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:48:53,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:48:53,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:48:53,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:48:53,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:48:53,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:48:53,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:48:53,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:48:53,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:48:53,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:48:53,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:48:53,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:48:53,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:48:53,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:48:53,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:48:53,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:48:53,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:48:53,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_DDA [2019-09-17 17:48:53,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:48:53,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:48:53,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:48:53,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:48:53,586 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:48:53,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-09-17 17:48:53,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb882e09e/4b05818e467d4adab9d5f4c367e724fe/FLAGbe71cb530 [2019-09-17 17:48:54,181 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:48:54,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-09-17 17:48:54,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb882e09e/4b05818e467d4adab9d5f4c367e724fe/FLAGbe71cb530 [2019-09-17 17:48:54,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb882e09e/4b05818e467d4adab9d5f4c367e724fe [2019-09-17 17:48:54,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:48:54,495 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:48:54,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:48:54,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:48:54,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:48:54,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:48:54" (1/1) ... [2019-09-17 17:48:54,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35cf5178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:54, skipping insertion in model container [2019-09-17 17:48:54,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:48:54" (1/1) ... [2019-09-17 17:48:54,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:48:54,572 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:48:54,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:48:55,014 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:48:55,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:48:55,169 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:48:55,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55 WrapperNode [2019-09-17 17:48:55,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:48:55,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:48:55,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:48:55,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:48:55,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (1/1) ... [2019-09-17 17:48:55,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:48:55,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:48:55,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:48:55,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:48:55,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:48:55" (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 [2019-09-17 17:48:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:48:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:48:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:48:55,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:48:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:48:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:48:55,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:48:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:48:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:48:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:48:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:48:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:48:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:48:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:48:55,376 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:48:55,377 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:48:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:48:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:48:55,379 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:48:55,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:48:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:48:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:48:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:48:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:48:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:48:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:48:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:48:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:48:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:48:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:48:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:48:55,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:48:55,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:48:55,386 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:48:55,387 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:48:55,388 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:48:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:48:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:48:55,389 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:48:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:48:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:48:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:48:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:48:55,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:48:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:48:55,392 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:48:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:48:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:48:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:48:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:48:55,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:48:57,079 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:48:57,080 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:48:57,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:48:57 BoogieIcfgContainer [2019-09-17 17:48:57,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:48:57,082 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:48:57,082 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:48:57,083 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:48:57,084 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:48:57" (1/1) ... [2019-09-17 17:48:57,085 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:48:57,122 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:48:57,122 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:48:57,134 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:48:57,144 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:48:57,146 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:49:18,590 WARN L191 SmtUtils]: Spent 13.15 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 17:49:20,302 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:49:24,024 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 17:49:25,748 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:49:27,458 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:49:27,743 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 17:49:32,191 WARN L191 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 494 DAG size of output: 435 [2019-09-17 17:49:32,210 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 445 for LOIs [2019-09-17 17:49:32,301 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 445 for LOIs [2019-09-17 17:49:32,330 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 444 for LOIs [2019-09-17 17:49:45,540 WARN L191 SmtUtils]: Spent 13.04 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-17 17:49:51,919 WARN L191 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-17 17:49:53,036 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-17 17:50:07,207 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 525 DAG size of output: 477 [2019-09-17 17:50:19,752 WARN L191 SmtUtils]: Spent 12.47 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-17 17:50:25,930 WARN L191 SmtUtils]: Spent 6.18 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:50:27,033 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 147 DAG size of output: 140 [2019-09-17 17:50:40,999 WARN L191 SmtUtils]: Spent 13.96 s on a formula simplification. DAG size of input: 529 DAG size of output: 479 [2019-09-17 17:50:53,669 WARN L191 SmtUtils]: Spent 12.67 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-17 17:50:59,817 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:51:00,932 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 147 DAG size of output: 140 [2019-09-17 17:51:15,031 WARN L191 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 529 DAG size of output: 479 [2019-09-17 17:51:23,682 WARN L191 SmtUtils]: Spent 8.57 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 17:51:32,244 WARN L191 SmtUtils]: Spent 8.56 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 17:51:32,627 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:51:50,056 WARN L191 SmtUtils]: Spent 17.43 s on a formula simplification. DAG size of input: 530 DAG size of output: 499 [2019-09-17 17:52:13,062 WARN L191 SmtUtils]: Spent 23.00 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2019-09-17 17:52:24,575 WARN L191 SmtUtils]: Spent 11.51 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 17:52:24,961 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:52:49,227 WARN L191 SmtUtils]: Spent 24.26 s on a formula simplification. DAG size of input: 538 DAG size of output: 506 [2019-09-17 17:52:49,726 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 17:52:49,843 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-17 17:52:50,031 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 17:52:50,258 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 17:53:05,712 WARN L191 SmtUtils]: Spent 15.25 s on a formula simplification. DAG size of input: 517 DAG size of output: 494 [2019-09-17 17:53:13,041 WARN L191 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 17:53:13,514 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:53:28,565 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification. DAG size of input: 527 DAG size of output: 494 [2019-09-17 17:53:37,673 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:53:46,826 WARN L191 SmtUtils]: Spent 9.15 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:54:07,052 WARN L191 SmtUtils]: Spent 20.22 s on a formula simplification. DAG size of input: 542 DAG size of output: 505 [2019-09-17 17:54:20,745 WARN L191 SmtUtils]: Spent 13.52 s on a formula simplification. DAG size of input: 505 DAG size of output: 489 [2019-09-17 17:54:27,201 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:54:27,569 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:54:40,988 WARN L191 SmtUtils]: Spent 13.42 s on a formula simplification. DAG size of input: 508 DAG size of output: 491 [2019-09-17 17:54:52,369 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 504 DAG size of output: 485 [2019-09-17 17:54:57,335 WARN L191 SmtUtils]: Spent 4.96 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 17:54:57,734 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:55:08,004 WARN L191 SmtUtils]: Spent 10.27 s on a formula simplification. DAG size of input: 506 DAG size of output: 487 [2019-09-17 17:55:19,446 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 504 DAG size of output: 485 [2019-09-17 17:55:24,362 WARN L191 SmtUtils]: Spent 4.91 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 17:55:24,739 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:55:35,022 WARN L191 SmtUtils]: Spent 10.28 s on a formula simplification. DAG size of input: 506 DAG size of output: 487 [2019-09-17 17:55:47,336 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 502 DAG size of output: 498 [2019-09-17 17:55:53,408 WARN L191 SmtUtils]: Spent 6.07 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 17:55:53,783 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:56:06,473 WARN L191 SmtUtils]: Spent 12.69 s on a formula simplification. DAG size of input: 514 DAG size of output: 499 [2019-09-17 17:56:28,492 WARN L191 SmtUtils]: Spent 22.02 s on a formula simplification. DAG size of input: 504 DAG size of output: 501 [2019-09-17 17:56:35,802 WARN L191 SmtUtils]: Spent 7.31 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-17 17:56:36,179 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:56:51,590 WARN L191 SmtUtils]: Spent 15.41 s on a formula simplification. DAG size of input: 517 DAG size of output: 501 [2019-09-17 17:57:10,284 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 500 DAG size of output: 497 [2019-09-17 17:57:19,170 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 17:57:19,536 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:57:37,701 WARN L191 SmtUtils]: Spent 18.16 s on a formula simplification. DAG size of input: 512 DAG size of output: 498 [2019-09-17 17:57:57,360 WARN L191 SmtUtils]: Spent 19.64 s on a formula simplification. DAG size of input: 516 DAG size of output: 505 [2019-09-17 17:58:07,164 WARN L191 SmtUtils]: Spent 9.80 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 17:58:27,414 WARN L191 SmtUtils]: Spent 20.24 s on a formula simplification. DAG size of input: 520 DAG size of output: 506 [2019-09-17 17:58:40,401 WARN L191 SmtUtils]: Spent 12.78 s on a formula simplification. DAG size of input: 510 DAG size of output: 491 [2019-09-17 17:58:47,066 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 17:58:47,440 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 17:59:01,651 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 507 DAG size of output: 491 [2019-09-17 17:59:08,570 WARN L191 SmtUtils]: Spent 6.88 s on a formula simplification. DAG size of input: 510 DAG size of output: 481 [2019-09-17 17:59:10,939 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 17:59:11,321 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:59:16,382 WARN L191 SmtUtils]: Spent 5.06 s on a formula simplification. DAG size of input: 501 DAG size of output: 479 [2019-09-17 17:59:23,162 WARN L191 SmtUtils]: Spent 6.78 s on a formula simplification. DAG size of input: 510 DAG size of output: 481 [2019-09-17 17:59:25,506 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 17:59:25,879 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:59:30,930 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification. DAG size of input: 501 DAG size of output: 479 [2019-09-17 17:59:42,813 WARN L191 SmtUtils]: Spent 11.88 s on a formula simplification. DAG size of input: 498 DAG size of output: 494 [2019-09-17 17:59:48,748 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 17:59:49,109 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:00:03,146 WARN L191 SmtUtils]: Spent 14.04 s on a formula simplification. DAG size of input: 512 DAG size of output: 493 [2019-09-17 18:00:17,861 WARN L191 SmtUtils]: Spent 14.71 s on a formula simplification. DAG size of input: 497 DAG size of output: 496 [2019-09-17 18:00:25,191 WARN L191 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:00:25,553 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:00:41,027 WARN L191 SmtUtils]: Spent 15.47 s on a formula simplification. DAG size of input: 513 DAG size of output: 497 [2019-09-17 18:00:55,227 WARN L191 SmtUtils]: Spent 14.18 s on a formula simplification. DAG size of input: 499 DAG size of output: 496 [2019-09-17 18:01:02,303 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:01:02,675 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:01:17,894 WARN L191 SmtUtils]: Spent 15.22 s on a formula simplification. DAG size of input: 512 DAG size of output: 496 [2019-09-17 18:01:42,956 WARN L191 SmtUtils]: Spent 24.91 s on a formula simplification. DAG size of input: 515 DAG size of output: 514 [2019-09-17 18:01:55,338 WARN L191 SmtUtils]: Spent 12.38 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 18:01:55,704 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 134