java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:17:10,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:17:10,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:17:10,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:17:10,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:17:10,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:17:10,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:17:10,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:17:10,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:17:10,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:17:10,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:17:10,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:17:10,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:17:10,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:17:10,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:17:10,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:17:10,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:17:10,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:17:10,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:17:10,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:17:10,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:17:10,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:17:10,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:17:10,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:17:10,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:17:10,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:17:10,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:17:10,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:17:10,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:17:10,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:17:10,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:17:10,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:17:10,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:17:10,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:17:10,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:17:10,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:17:10,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:17:10,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:17:10,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:17:10,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:17:10,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:17:10,662 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 14:17:10,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:17:10,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:17:10,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:17:10,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:17:10,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:17:10,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:17:10,678 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:17:10,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:17:10,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:17:10,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:17:10,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:17:10,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:17:10,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:17:10,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:17:10,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:17:10,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:17:10,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:17:10,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:17:10,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:17:10,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:17:10,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:17:10,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:17:10,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:17:10,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:17:10,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:17:10,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:17:10,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:17:10,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:17:10,682 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 14:17:10,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:17:10,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:17:10,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:17:10,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:17:10,731 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:17:10,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-09-18 14:17:10,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f8c9f2/fcb5572db9d74362bd75a0d24b32d28a/FLAGf7936ac44 [2019-09-18 14:17:11,285 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:17:11,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-09-18 14:17:11,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f8c9f2/fcb5572db9d74362bd75a0d24b32d28a/FLAGf7936ac44 [2019-09-18 14:17:11,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f8c9f2/fcb5572db9d74362bd75a0d24b32d28a [2019-09-18 14:17:11,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:17:11,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:17:11,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:17:11,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:17:11,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:17:11,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:17:11" (1/1) ... [2019-09-18 14:17:11,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42325885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:11, skipping insertion in model container [2019-09-18 14:17:11,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:17:11" (1/1) ... [2019-09-18 14:17:11,625 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:17:11,687 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:17:12,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:17:12,128 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:17:12,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:17:12,305 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:17:12,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12 WrapperNode [2019-09-18 14:17:12,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:17:12,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:17:12,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:17:12,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:17:12,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (1/1) ... [2019-09-18 14:17:12,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:17:12,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:17:12,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:17:12,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:17:12,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:17:12" (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 14:17:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:17:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:17:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:17:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:17:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:17:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:17:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:17:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:17:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:17:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:17:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:17:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 14:17:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:17:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:17:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:17:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:17:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:17:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:17:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:17:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:17:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:17:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:17:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:17:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:17:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:17:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:17:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:17:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:17:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:17:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:17:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:17:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:17:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:17:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:17:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:17:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:17:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:17:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:17:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:17:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:17:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:17:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:17:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:17:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 14:17:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:17:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:17:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:17:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:17:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:17:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:17:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:17:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:17:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:17:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:17:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:17:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:17:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:17:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:17:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:17:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:17:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:17:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:17:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:17:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:17:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:17:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:17:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:17:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:17:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:17:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:17:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:17:13,816 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:17:13,816 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:17:13,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:17:13 BoogieIcfgContainer [2019-09-18 14:17:13,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:17:13,819 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:17:13,819 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:17:13,819 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:17:13,820 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:17:13" (1/1) ... [2019-09-18 14:17:13,820 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 14:17:13,845 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:17:13,845 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:17:13,854 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:17:13,862 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:17:13,864 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:17:14,487 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-18 14:17:14,679 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 14:17:15,044 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-18 14:17:15,333 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-18 14:17:15,751 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-18 14:17:16,097 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-18 14:17:16,743 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 145 [2019-09-18 14:17:17,273 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 142 [2019-09-18 14:17:18,076 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 155 [2019-09-18 14:17:18,678 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 152 [2019-09-18 14:17:19,671 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 173 [2019-09-18 14:17:20,331 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 168 [2019-09-18 14:17:21,664 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 238 DAG size of output: 194 [2019-09-18 14:17:22,543 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 191 [2019-09-18 14:17:24,263 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 263 DAG size of output: 227 [2019-09-18 14:17:25,395 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 226 [2019-09-18 14:17:27,535 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 299 DAG size of output: 246 [2019-09-18 14:17:28,827 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 277 DAG size of output: 243 [2019-09-18 14:17:31,396 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 329 DAG size of output: 268 [2019-09-18 14:17:33,074 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 314 DAG size of output: 269 [2019-09-18 14:17:33,468 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 14:17:36,037 WARN L191 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 372 DAG size of output: 286 [2019-09-18 14:17:37,725 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 323 DAG size of output: 283 [2019-09-18 14:17:38,234 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 14:17:41,474 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 396 DAG size of output: 308 [2019-09-18 14:17:43,324 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 349 DAG size of output: 303 [2019-09-18 14:17:44,013 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 14:17:47,501 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 426 DAG size of output: 317 [2019-09-18 14:17:49,481 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 364 DAG size of output: 312 [2019-09-18 14:17:50,072 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 14:17:52,771 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 494 DAG size of output: 326 [2019-09-18 14:17:54,921 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 378 DAG size of output: 321 [2019-09-18 14:17:56,255 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 14:18:01,397 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 576 DAG size of output: 334 [2019-09-18 14:18:01,690 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 14:18:03,739 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 392 DAG size of output: 331 [2019-09-18 14:18:04,685 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 14:18:08,025 WARN L191 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 522 DAG size of output: 344 [2019-09-18 14:18:08,325 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:18:10,533 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 404 DAG size of output: 341 [2019-09-18 14:18:12,805 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 14:18:20,100 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 680 DAG size of output: 354 [2019-09-18 14:18:20,444 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:18:22,807 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 421 DAG size of output: 351 [2019-09-18 14:18:24,364 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 14:18:29,590 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 723 DAG size of output: 364 [2019-09-18 14:18:29,977 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 14:18:32,559 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 435 DAG size of output: 363 [2019-09-18 14:18:34,450 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 14:18:40,757 WARN L191 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 826 DAG size of output: 376 [2019-09-18 14:18:41,209 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 14:18:44,027 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 452 DAG size of output: 375 [2019-09-18 14:18:47,804 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 14:19:00,123 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 924 DAG size of output: 389 [2019-09-18 14:19:00,571 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 14:19:03,448 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 461 DAG size of output: 384 [2019-09-18 14:19:08,214 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 14:19:22,557 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 1001 DAG size of output: 397 [2019-09-18 14:19:23,142 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 14:19:26,383 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 466 DAG size of output: 398 [2019-09-18 14:19:32,296 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 14:19:47,416 WARN L191 SmtUtils]: Spent 15.10 s on a formula simplification. DAG size of input: 1014 DAG size of output: 411 [2019-09-18 14:19:47,973 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:19:51,554 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 488 DAG size of output: 412 [2019-09-18 14:19:58,374 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 14:20:16,613 WARN L191 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 1114 DAG size of output: 425 [2019-09-18 14:20:17,182 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:20:20,811 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 512 DAG size of output: 422 [2019-09-18 14:20:22,493 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:20:24,190 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:20:24,200 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 14:20:24,258 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 14:20:24,270 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 14:20:35,388 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:20:40,579 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:20:51,142 WARN L191 SmtUtils]: Spent 10.56 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:20:56,371 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:21:22,966 WARN L191 SmtUtils]: Spent 26.51 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:21:31,650 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:21:49,498 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 14:21:58,180 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:22:07,037 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:22:15,982 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:22:33,270 WARN L191 SmtUtils]: Spent 16.81 s on a formula simplification. DAG size of input: 467 DAG size of output: 459 [2019-09-18 14:22:38,776 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 14:22:44,147 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:22:49,450 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:22:58,242 WARN L191 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:23:06,945 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:23:46,945 WARN L191 SmtUtils]: Spent 39.95 s on a formula simplification. DAG size of input: 483 DAG size of output: 475 [2019-09-18 14:23:59,034 WARN L191 SmtUtils]: Spent 12.09 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 14:24:15,302 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification. DAG size of input: 474 DAG size of output: 451 [2019-09-18 14:24:20,660 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 14:24:31,713 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 476 DAG size of output: 458 [2019-09-18 14:24:37,042 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:24:48,350 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 465 DAG size of output: 457 [2019-09-18 14:24:53,828 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:24:59,171 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:25:04,537 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:25:29,051 WARN L191 SmtUtils]: Spent 24.48 s on a formula simplification. DAG size of input: 483 DAG size of output: 475 [2019-09-18 14:25:41,204 WARN L191 SmtUtils]: Spent 12.15 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 14:25:57,673 WARN L191 SmtUtils]: Spent 16.41 s on a formula simplification. DAG size of input: 474 DAG size of output: 451 [2019-09-18 14:26:03,021 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 14:26:17,608 WARN L191 SmtUtils]: Spent 14.51 s on a formula simplification. DAG size of input: 475 DAG size of output: 460 [2019-09-18 14:26:24,738 WARN L191 SmtUtils]: Spent 7.13 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:26:39,156 WARN L191 SmtUtils]: Spent 14.42 s on a formula simplification. DAG size of input: 475 DAG size of output: 460 [2019-09-18 14:26:46,290 WARN L191 SmtUtils]: Spent 7.13 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:27:00,667 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 475 DAG size of output: 460 [2019-09-18 14:27:07,716 WARN L191 SmtUtils]: Spent 7.05 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:27:11,288 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 463 DAG size of output: 1 [2019-09-18 14:27:37,347 WARN L191 SmtUtils]: Spent 26.03 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:27:46,036 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:28:03,717 WARN L191 SmtUtils]: Spent 17.63 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 14:28:12,428 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:28:21,280 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:28:30,081 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:28:46,992 WARN L191 SmtUtils]: Spent 16.84 s on a formula simplification. DAG size of input: 467 DAG size of output: 459 [2019-09-18 14:28:52,563 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 14:28:57,858 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:29:03,175 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:29:11,965 WARN L191 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:29:20,676 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:29:51,716 WARN L191 SmtUtils]: Spent 31.00 s on a formula simplification. DAG size of input: 483 DAG size of output: 482 [2019-09-18 14:30:07,236 WARN L191 SmtUtils]: Spent 15.52 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-18 14:30:15,160 WARN L191 SmtUtils]: Spent 7.84 s on a formula simplification. DAG size of input: 479 DAG size of output: 450 [2019-09-18 14:30:17,073 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 450