java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 10:08:54,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 10:08:54,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 10:08:54,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 10:08:54,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 10:08:54,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 10:08:54,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 10:08:54,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 10:08:54,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 10:08:54,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 10:08:54,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 10:08:54,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 10:08:54,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 10:08:54,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 10:08:54,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 10:08:54,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 10:08:54,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 10:08:54,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 10:08:54,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 10:08:54,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 10:08:54,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 10:08:54,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 10:08:54,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 10:08:54,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 10:08:54,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 10:08:54,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 10:08:54,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 10:08:54,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 10:08:54,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 10:08:54,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 10:08:54,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 10:08:54,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 10:08:54,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 10:08:54,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 10:08:54,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 10:08:54,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 10:08:54,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 10:08:54,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 10:08:54,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 10:08:54,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 10:08:54,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 10:08:54,507 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 [2019-09-19 10:08:54,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 10:08:54,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 10:08:54,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 10:08:54,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 10:08:54,524 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 10:08:54,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 10:08:54,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 10:08:54,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 10:08:54,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 10:08:54,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 10:08:54,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 10:08:54,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 10:08:54,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 10:08:54,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 10:08:54,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 10:08:54,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 10:08:54,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 10:08:54,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 10:08:54,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 10:08:54,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 10:08:54,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 10:08:54,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 10:08:54,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 10:08:54,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 10:08:54,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 10:08:54,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 10:08:54,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 10:08:54,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 10:08:54,583 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 10:08:54,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-19 10:08:54,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5690f67/b3c7faa55a2f437eb8d82ad7edeec144/FLAGd9a62e6ec [2019-09-19 10:08:55,140 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 10:08:55,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-19 10:08:55,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5690f67/b3c7faa55a2f437eb8d82ad7edeec144/FLAGd9a62e6ec [2019-09-19 10:08:55,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5690f67/b3c7faa55a2f437eb8d82ad7edeec144 [2019-09-19 10:08:55,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 10:08:55,438 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 10:08:55,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 10:08:55,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 10:08:55,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 10:08:55,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:08:55" (1/1) ... [2019-09-19 10:08:55,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:55, skipping insertion in model container [2019-09-19 10:08:55,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:08:55" (1/1) ... [2019-09-19 10:08:55,457 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 10:08:55,523 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 10:08:55,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:08:55,989 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 10:08:56,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:08:56,119 INFO L192 MainTranslator]: Completed translation [2019-09-19 10:08:56,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56 WrapperNode [2019-09-19 10:08:56,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 10:08:56,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 10:08:56,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 10:08:56,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 10:08:56,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (1/1) ... [2019-09-19 10:08:56,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 10:08:56,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 10:08:56,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 10:08:56,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 10:08:56,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:08:56" (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 [2019-09-19 10:08:56,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 10:08:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 10:08:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 10:08:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 10:08:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 10:08:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 10:08:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 10:08:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 10:08:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 10:08:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 10:08:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 10:08:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 10:08:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 10:08:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 10:08:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 10:08:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 10:08:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 10:08:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 10:08:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 10:08:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 10:08:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 10:08:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 10:08:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 10:08:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 10:08:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 10:08:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 10:08:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 10:08:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 10:08:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 10:08:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 10:08:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 10:08:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 10:08:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 10:08:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 10:08:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 10:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 10:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 10:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 10:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 10:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 10:08:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 10:08:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 10:08:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 10:08:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 10:08:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 10:08:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 10:08:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 10:08:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 10:08:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 10:08:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 10:08:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 10:08:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 10:08:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 10:08:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 10:08:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 10:08:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 10:08:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 10:08:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 10:08:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 10:08:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 10:08:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 10:08:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 10:08:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 10:08:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 10:08:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 10:08:57,848 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 10:08:57,848 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 10:08:57,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:08:57 BoogieIcfgContainer [2019-09-19 10:08:57,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 10:08:57,850 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 10:08:57,851 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 10:08:57,851 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 10:08:57,852 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:08:57" (1/1) ... [2019-09-19 10:08:57,853 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 10:08:57,876 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 10:08:57,877 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 10:08:57,890 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 10:08:57,903 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 10:08:57,905 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 10:09:10,951 WARN L191 SmtUtils]: Spent 12.93 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:09:23,423 WARN L191 SmtUtils]: Spent 12.47 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:09:47,228 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 10:09:48,791 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 10:09:52,675 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 10:09:52,686 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 10:09:54,523 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:09:56,412 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:09:58,271 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:10:00,120 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:10:02,036 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 10:10:03,885 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 10:10:05,713 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:10:07,511 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:10:07,517 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 10:10:09,366 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 10:10:11,228 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 10:10:11,238 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 10:10:15,017 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 10:10:16,819 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 10:10:27,690 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 10:10:33,011 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 10:10:43,872 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 10:10:49,179 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 10:11:00,048 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 10:11:05,435 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 10:11:16,421 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 10:11:21,726 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 10:11:32,215 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 10:11:37,399 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 10:11:57,108 WARN L191 SmtUtils]: Spent 19.69 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-19 10:12:05,696 WARN L191 SmtUtils]: Spent 8.59 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 10:12:14,177 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 10:12:22,702 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 10:12:40,257 WARN L191 SmtUtils]: Spent 17.54 s on a formula simplification. DAG size of input: 443 DAG size of output: 435 [2019-09-19 10:12:48,627 WARN L191 SmtUtils]: Spent 8.37 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 10:12:50,025 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 444 DAG size of output: 1 [2019-09-19 10:13:06,939 WARN L191 SmtUtils]: Spent 16.91 s on a formula simplification. DAG size of input: 449 DAG size of output: 439 [2019-09-19 10:13:15,353 WARN L191 SmtUtils]: Spent 8.41 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 10:13:17,286 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-19 10:13:19,192 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 437 DAG size of output: 1 [2019-09-19 10:13:36,041 WARN L191 SmtUtils]: Spent 16.84 s on a formula simplification. DAG size of input: 446 DAG size of output: 443 [2019-09-19 10:13:44,476 WARN L191 SmtUtils]: Spent 8.43 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:14:01,437 WARN L191 SmtUtils]: Spent 16.95 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 10:14:09,892 WARN L191 SmtUtils]: Spent 8.45 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 10:14:25,324 WARN L191 SmtUtils]: Spent 15.39 s on a formula simplification. DAG size of input: 438 DAG size of output: 431 [2019-09-19 10:14:30,452 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 10:14:40,952 WARN L191 SmtUtils]: Spent 10.49 s on a formula simplification. DAG size of input: 454 DAG size of output: 432 [2019-09-19 10:14:46,089 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 10:14:56,409 WARN L191 SmtUtils]: Spent 10.31 s on a formula simplification. DAG size of input: 437 DAG size of output: 429 [2019-09-19 10:15:01,521 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 429 [2019-09-19 10:15:18,767 WARN L191 SmtUtils]: Spent 17.24 s on a formula simplification. DAG size of input: 459 DAG size of output: 442 [2019-09-19 10:15:27,085 WARN L191 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 10:15:35,440 WARN L191 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 10:15:43,762 WARN L191 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 10:16:01,086 WARN L191 SmtUtils]: Spent 17.31 s on a formula simplification. DAG size of input: 446 DAG size of output: 438 [2019-09-19 10:16:09,441 WARN L191 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 10:16:27,488 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 458 DAG size of output: 443 [2019-09-19 10:16:29,421 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:16:31,323 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 10:16:33,244 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 10:16:38,790 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 446 DAG size of output: 433 [2019-09-19 10:16:40,645 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 10:16:51,989 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 10:16:57,406 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:17:02,891 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:17:08,299 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:17:15,321 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification. DAG size of input: 445 DAG size of output: 443 [2019-09-19 10:17:16,964 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:17:28,584 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 452 DAG size of output: 443 [2019-09-19 10:17:33,231 WARN L191 SmtUtils]: Spent 4.65 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:17:44,002 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-19 10:17:46,074 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 10:18:08,584 WARN L191 SmtUtils]: Spent 22.51 s on a formula simplification. DAG size of input: 503 DAG size of output: 488 [2019-09-19 10:18:14,992 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 10:18:42,320 WARN L191 SmtUtils]: Spent 27.33 s on a formula simplification. DAG size of input: 509 DAG size of output: 488 [2019-09-19 10:18:48,729 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 10:19:08,548 WARN L191 SmtUtils]: Spent 19.79 s on a formula simplification. DAG size of input: 494 DAG size of output: 492 [2019-09-19 10:19:08,979 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-19 10:19:09,407 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 31 [2019-09-19 10:19:09,981 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2019-09-19 10:19:10,262 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2019-09-19 10:19:10,808 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-19 10:19:11,089 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-19 10:19:11,302 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2019-09-19 10:19:11,473 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2019-09-19 10:19:11,627 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2019-09-19 10:19:11,833 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2019-09-19 10:19:12,170 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 42 [2019-09-19 10:19:12,589 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2019-09-19 10:19:12,738 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 41 [2019-09-19 10:19:13,543 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2019-09-19 10:19:14,215 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-09-19 10:19:14,345 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 10:19:14,611 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2019-09-19 10:19:14,970 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2019-09-19 10:19:15,251 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2019-09-19 10:19:16,411 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-09-19 10:19:16,985 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2019-09-19 10:19:17,132 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 10:19:17,398 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2019-09-19 10:19:17,761 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 35 [2019-09-19 10:19:18,039 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2019-09-19 10:19:22,008 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 460 DAG size of output: 460 [2019-09-19 10:19:23,964 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 10:19:34,313 WARN L191 SmtUtils]: Spent 10.32 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 10:19:39,439 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 10:19:56,000 WARN L191 SmtUtils]: Spent 16.55 s on a formula simplification. DAG size of input: 467 DAG size of output: 464 [2019-09-19 10:20:03,275 WARN L191 SmtUtils]: Spent 7.27 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 10:20:09,891 WARN L191 SmtUtils]: Spent 6.59 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 10:20:16,508 WARN L191 SmtUtils]: Spent 6.62 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 10:20:29,753 WARN L191 SmtUtils]: Spent 13.23 s on a formula simplification. DAG size of input: 440 DAG size of output: 435 [2019-09-19 10:20:36,328 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 10:20:37,609 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 444 DAG size of output: 1 [2019-09-19 10:20:50,610 WARN L191 SmtUtils]: Spent 13.00 s on a formula simplification. DAG size of input: 449 DAG size of output: 439 [2019-09-19 10:20:56,996 WARN L191 SmtUtils]: Spent 6.39 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 10:21:10,541 WARN L191 SmtUtils]: Spent 13.44 s on a formula simplification. DAG size of input: 445 DAG size of output: 443 [2019-09-19 10:21:17,261 WARN L191 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:21:30,896 WARN L191 SmtUtils]: Spent 13.63 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-19 10:21:37,647 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 10:21:52,360 WARN L191 SmtUtils]: Spent 14.66 s on a formula simplification. DAG size of input: 439 DAG size of output: 431 [2019-09-19 10:21:57,219 WARN L191 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 10:22:07,410 WARN L191 SmtUtils]: Spent 10.18 s on a formula simplification. DAG size of input: 453 DAG size of output: 433 [2019-09-19 10:22:12,369 WARN L191 SmtUtils]: Spent 4.96 s on a formula simplification that was a NOOP. DAG size: 433