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_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:33:38,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:33:38,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:33:38,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:33:38,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:33:38,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:33:38,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:33:38,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:33:38,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:33:38,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:33:38,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:33:38,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:33:38,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:33:38,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:33:38,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:33:38,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:33:38,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:33:38,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:33:38,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:33:38,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:33:38,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:33:38,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:33:38,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:33:38,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:33:38,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:33:38,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:33:38,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:33:38,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:33:38,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:33:38,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:33:38,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:33:38,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:33:38,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:33:38,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:33:38,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:33:38,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:33:38,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:33:38,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:33:38,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:33:38,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:33:38,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:33:38,468 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 [2019-09-18 13:33:38,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:33:38,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:33:38,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:33:38,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:33:38,484 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:33:38,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:33:38,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:33:38,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:33:38,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:33:38,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:33:38,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:33:38,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:33:38,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:33:38,486 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:33:38,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:33:38,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:33:38,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:33:38,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:33:38,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:33:38,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:33:38,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:33:38,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:33:38,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:33:38,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:33:38,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:33:38,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:33:38,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:33:38,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:33:38,489 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 [2019-09-18 13:33:38,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:33:38,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:33:38,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:33:38,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:33:38,540 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:33:38,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-18 13:33:38,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fe697422/8aaab04243f441faaf5b88bb0c628c4c/FLAG8826a006a [2019-09-18 13:33:39,148 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:33:39,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-18 13:33:39,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fe697422/8aaab04243f441faaf5b88bb0c628c4c/FLAG8826a006a [2019-09-18 13:33:39,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fe697422/8aaab04243f441faaf5b88bb0c628c4c [2019-09-18 13:33:39,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:33:39,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:33:39,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:33:39,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:33:39,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:33:39,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:33:39" (1/1) ... [2019-09-18 13:33:39,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a62de58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:39, skipping insertion in model container [2019-09-18 13:33:39,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:33:39" (1/1) ... [2019-09-18 13:33:39,438 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:33:39,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:33:39,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:33:39,918 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:33:40,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:33:40,073 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:33:40,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40 WrapperNode [2019-09-18 13:33:40,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:33:40,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:33:40,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:33:40,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:33:40,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (1/1) ... [2019-09-18 13:33:40,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:33:40,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:33:40,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:33:40,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:33:40,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:33:40" (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 [2019-09-18 13:33:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:33:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:33:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:33:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:33:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:33:40,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:33:40,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:33:40,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:33:40,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:33:40,275 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:33:40,275 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:33:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:33:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:33:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:33:40,276 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:33:40,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 13:33:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 13:33:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:33:40,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:33:40,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:33:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:33:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 13:33:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 13:33:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:33:40,283 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:33:40,283 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:33:40,283 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:33:40,283 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:33:40,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:33:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:33:40,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:33:40,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:33:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:33:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:33:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:33:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:33:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:33:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:33:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:33:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:33:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:33:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:33:40,289 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:33:40,289 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:33:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:33:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-18 13:33:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:33:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:33:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:33:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:33:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:33:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:33:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 13:33:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:33:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 13:33:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:33:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:33:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:33:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:33:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:33:40,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:33:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:33:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:33:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:33:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:33:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:33:41,537 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:33:41,537 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:33:41,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:33:41 BoogieIcfgContainer [2019-09-18 13:33:41,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:33:41,540 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:33:41,541 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:33:41,541 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:33:41,543 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:33:41" (1/1) ... [2019-09-18 13:33:41,544 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 [2019-09-18 13:33:41,567 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:33:41,568 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:33:41,577 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:33:41,586 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:33:41,588 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:33:42,128 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 13:33:42,272 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-18 13:33:42,517 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 13:33:42,717 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 13:33:42,978 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 13:33:43,216 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 13:33:43,622 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 13:33:43,931 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 13:33:44,410 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 13:33:44,873 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 13:33:45,568 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 13:33:46,111 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 13:33:46,316 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 13:33:46,986 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 13:33:47,533 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 13:33:47,836 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:33:48,735 WARN L191 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 13:33:48,932 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 13:33:49,519 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 13:33:49,901 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 13:33:50,989 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 13:33:51,172 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 13:33:51,814 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 13:33:52,197 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 13:33:53,289 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 13:33:54,166 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 13:33:54,831 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 13:33:56,608 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 13:33:57,585 WARN L191 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 13:33:58,418 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 13:34:00,616 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 13:34:01,722 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 13:34:02,827 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 13:34:05,778 WARN L191 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 13:34:07,118 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 13:34:08,520 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 13:34:12,337 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 13:34:13,864 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 13:34:15,551 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 13:34:20,317 WARN L191 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 13:34:22,028 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 13:34:24,112 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 13:34:29,949 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 690 DAG size of output: 277 [2019-09-18 13:34:30,344 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:34:32,044 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 330 DAG size of output: 274 [2019-09-18 13:34:34,613 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 13:34:40,792 WARN L191 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 791 DAG size of output: 287 [2019-09-18 13:34:41,155 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:34:42,957 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 346 DAG size of output: 284 [2019-09-18 13:34:45,937 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 13:34:53,871 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification. DAG size of input: 797 DAG size of output: 305 [2019-09-18 13:34:54,216 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:34:56,236 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 356 DAG size of output: 300 [2019-09-18 13:34:59,936 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 13:35:09,174 WARN L191 SmtUtils]: Spent 9.22 s on a formula simplification. DAG size of input: 862 DAG size of output: 326 [2019-09-18 13:35:09,597 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:35:11,963 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 403 DAG size of output: 323 [2019-09-18 13:35:16,215 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:35:27,457 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 911 DAG size of output: 359 [2019-09-18 13:35:27,912 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 13:35:30,657 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 426 DAG size of output: 358 [2019-09-18 13:35:35,578 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:35:49,011 WARN L191 SmtUtils]: Spent 13.41 s on a formula simplification. DAG size of input: 1048 DAG size of output: 378 [2019-09-18 13:35:49,508 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:35:52,451 WARN L191 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 451 DAG size of output: 375 [2019-09-18 13:35:58,231 WARN L191 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:36:13,661 WARN L191 SmtUtils]: Spent 15.40 s on a formula simplification. DAG size of input: 1142 DAG size of output: 400 [2019-09-18 13:36:14,212 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:36:17,691 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 490 DAG size of output: 401 [2019-09-18 13:36:24,416 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:36:43,384 WARN L191 SmtUtils]: Spent 18.93 s on a formula simplification. DAG size of input: 1100 DAG size of output: 418 [2019-09-18 13:36:43,933 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:36:47,509 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 503 DAG size of output: 415 [2019-09-18 13:36:50,835 WARN L191 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 13:36:52,517 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:36:52,529 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 13:36:52,583 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 13:36:52,594 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 13:37:03,900 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:37:09,378 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:37:20,241 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:37:25,687 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:37:36,502 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:37:41,931 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:38:08,853 WARN L191 SmtUtils]: Spent 26.85 s on a formula simplification. DAG size of input: 455 DAG size of output: 452 [2019-09-18 13:38:17,758 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 13:38:36,104 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:38:45,163 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:39:03,445 WARN L191 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:39:12,507 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:39:13,577 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 13:39:25,403 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 13:39:30,912 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 13:39:41,887 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 13:39:47,350 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 13:39:58,510 WARN L191 SmtUtils]: Spent 11.15 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-18 13:40:04,039 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 13:40:09,592 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:40:15,213 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:40:24,234 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 13:40:52,390 WARN L191 SmtUtils]: Spent 27.36 s on a formula simplification. DAG size of input: 455 DAG size of output: 452 [2019-09-18 13:41:01,421 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 13:41:19,842 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:41:28,930 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:41:47,246 WARN L191 SmtUtils]: Spent 18.31 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:41:56,424 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:42:07,614 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 13:42:13,180 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 13:42:27,577 WARN L191 SmtUtils]: Spent 14.40 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 13:42:34,857 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 13:42:57,260 WARN L191 SmtUtils]: Spent 22.39 s on a formula simplification. DAG size of input: 463 DAG size of output: 456 [2019-09-18 13:43:04,544 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 13:43:12,052 WARN L191 SmtUtils]: Spent 7.51 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:43:19,526 WARN L191 SmtUtils]: Spent 7.47 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:43:30,258 WARN L191 SmtUtils]: Spent 10.71 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 13:43:58,269 WARN L191 SmtUtils]: Spent 26.90 s on a formula simplification. DAG size of input: 455 DAG size of output: 452 [2019-09-18 13:44:07,242 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 13:44:25,596 WARN L191 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:44:34,662 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:44:52,910 WARN L191 SmtUtils]: Spent 18.25 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-18 13:45:01,995 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 13:45:16,650 WARN L191 SmtUtils]: Spent 14.55 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 13:45:23,869 WARN L191 SmtUtils]: Spent 7.22 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 13:45:34,848 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 13:45:40,362 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 13:45:55,028 WARN L191 SmtUtils]: Spent 14.66 s on a formula simplification. DAG size of input: 463 DAG size of output: 456 [2019-09-18 13:46:02,287 WARN L191 SmtUtils]: Spent 7.26 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 13:46:09,575 WARN L191 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:46:16,950 WARN L191 SmtUtils]: Spent 7.37 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:46:27,776 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 13:46:28,555 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 13:46:29,003 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 13:46:29,074 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-18 13:46:29,079 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 14 for LOIs [2019-09-18 13:46:29,095 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:46:29,095 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:46:29,097 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1006#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-18 13:46:29,106 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:46:29,107 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:46:29,108 INFO L168 Benchmark]: Toolchain (without parser) took 769685.04 ms. Allocated memory was 132.1 MB in the beginning and 152.0 MB in the end (delta: 19.9 MB). Free memory was 87.2 MB in the beginning and 74.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-18 13:46:29,108 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:46:29,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.16 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.8 MB in the beginning and 165.4 MB in the end (delta: -78.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:46:29,109 INFO L168 Benchmark]: Boogie Preprocessor took 115.25 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 160.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-09-18 13:46:29,109 INFO L168 Benchmark]: RCFGBuilder took 1349.38 ms. Allocated memory was 200.8 MB in the beginning and 223.3 MB in the end (delta: 22.5 MB). Free memory was 160.3 MB in the beginning and 170.9 MB in the end (delta: -10.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. [2019-09-18 13:46:29,110 INFO L168 Benchmark]: Sifa took 767566.48 ms. Allocated memory was 223.3 MB in the beginning and 152.0 MB in the end (delta: -71.3 MB). Free memory was 170.9 MB in the beginning and 74.6 MB in the end (delta: 96.3 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-18 13:46:29,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.16 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.8 MB in the beginning and 165.4 MB in the end (delta: -78.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.25 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 160.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1349.38 ms. Allocated memory was 200.8 MB in the beginning and 223.3 MB in the end (delta: 22.5 MB). Free memory was 160.3 MB in the beginning and 170.9 MB in the end (delta: -10.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. * Sifa took 767566.48 ms. Allocated memory was 223.3 MB in the beginning and 152.0 MB in the end (delta: -71.3 MB). Free memory was 170.9 MB in the beginning and 74.6 MB in the end (delta: 96.3 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 767530, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 649, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 543, TOOLS_POST_TIME[ms]: 186087, TOOLS_POST_CALL_APPLICATIONS: 93, TOOLS_POST_CALL_TIME[ms]: 273, TOOLS_POST_RETURN_APPLICATIONS: 84, TOOLS_POST_RETURN_TIME[ms]: 174, TOOLS_QUANTIFIERELIM_APPLICATIONS: 719, TOOLS_QUANTIFIERELIM_TIME[ms]: 186289, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29816, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 660, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 123, DOMAIN_JOIN_TIME[ms]: 548814, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 31298, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 78, DOMAIN_ISBOTTOM_TIME[ms]: 596, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 526514, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 526513, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 84, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 192569, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 192568, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 15, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 64, DAG_COMPRESSION_PROCESSED_NODES: 868, DAG_COMPRESSION_RETAINED_NODES: 474 - UnprovableResult [Line: 595]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1006#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...