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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:39:56,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:39:56,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:39:56,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:39:56,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:39:56,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:39:56,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:39:56,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:39:56,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:39:56,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:39:56,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:39:56,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:39:56,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:39:56,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:39:56,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:39:56,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:39:56,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:39:56,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:39:56,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:39:56,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:39:56,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:39:56,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:39:56,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:39:56,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:39:56,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:39:56,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:39:56,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:39:56,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:39:56,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:39:56,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:39:56,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:39:56,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:39:56,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:39:56,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:39:56,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:39:56,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:39:56,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:39:56,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:39:56,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:39:56,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:39:56,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:39:56,721 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 [2019-09-16 19:39:56,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:39:56,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:39:56,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:39:56,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:39:56,738 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:39:56,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:39:56,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:39:56,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:39:56,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:39:56,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:39:56,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:39:56,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:39:56,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:39:56,739 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:39:56,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:39:56,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:39:56,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:39:56,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:39:56,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:39:56,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:39:56,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:39:56,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:39:56,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:39:56,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:39:56,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:39:56,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:39:56,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:39:56,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:39:56,744 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 -> 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 [2019-09-16 19:39:56,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:39:56,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:39:56,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:39:56,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:39:56,802 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:39:56,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-16 19:39:56,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460274c51/8f48e5e094db4fe7bc6b1caa2de07f65/FLAG9838ecd56 [2019-09-16 19:39:57,330 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:39:57,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-16 19:39:57,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460274c51/8f48e5e094db4fe7bc6b1caa2de07f65/FLAG9838ecd56 [2019-09-16 19:39:57,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460274c51/8f48e5e094db4fe7bc6b1caa2de07f65 [2019-09-16 19:39:57,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:39:57,692 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:39:57,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:39:57,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:39:57,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:39:57,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:39:57" (1/1) ... [2019-09-16 19:39:57,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:57, skipping insertion in model container [2019-09-16 19:39:57,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:39:57" (1/1) ... [2019-09-16 19:39:57,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:39:57,776 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:39:58,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:39:58,209 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:39:58,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:39:58,388 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:39:58,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58 WrapperNode [2019-09-16 19:39:58,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:39:58,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:39:58,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:39:58,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:39:58,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (1/1) ... [2019-09-16 19:39:58,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:39:58,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:39:58,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:39:58,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:39:58,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:39:58" (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 [2019-09-16 19:39:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:39:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:39:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:39:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:39:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:39:58,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:39:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:39:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:39:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:39:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:39:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:39:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:39:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:39:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:39:58,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:39:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:39:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:39:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:39:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:39:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:39:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:39:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:39:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:39:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:39:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:39:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:39:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:40:00,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:40:00,040 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:40:00,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:40:00 BoogieIcfgContainer [2019-09-16 19:40:00,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:40:00,042 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:40:00,042 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:40:00,043 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:40:00,044 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:40:00" (1/1) ... [2019-09-16 19:40:00,044 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 [2019-09-16 19:40:00,069 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:40:00,072 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:40:00,082 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:40:00,095 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:40:00,097 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:40:23,185 WARN L191 SmtUtils]: Spent 13.40 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:40:24,741 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:40:28,446 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:40:30,230 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:40:31,930 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:40:31,945 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 19:40:32,011 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 19:40:32,017 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 19:40:42,871 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:40:48,006 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:40:58,543 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:41:03,795 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:41:14,262 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:41:19,470 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:41:29,949 WARN L191 SmtUtils]: Spent 10.48 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:41:35,185 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:41:45,738 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:41:50,935 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:42:08,226 WARN L191 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 19:42:16,880 WARN L191 SmtUtils]: Spent 8.65 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:42:34,719 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-16 19:42:43,631 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:42:55,967 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-16 19:43:01,579 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:43:07,239 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:43:12,803 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:43:27,300 WARN L191 SmtUtils]: Spent 14.49 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:43:32,893 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:43:47,302 WARN L191 SmtUtils]: Spent 14.41 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:43:52,931 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:44:05,249 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-16 19:44:05,591 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:44:05,963 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:44:06,215 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:44:06,445 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 19:44:06,687 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 19:44:07,041 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 19:44:07,176 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 19:44:07,421 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-16 19:44:07,528 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 19:44:07,963 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:44:08,096 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:44:08,373 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:44:08,505 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:44:08,700 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-16 19:44:08,893 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:44:09,264 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:44:09,511 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:44:09,747 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 19:44:27,165 WARN L191 SmtUtils]: Spent 17.33 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 19:44:35,799 WARN L191 SmtUtils]: Spent 8.63 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:44:53,604 WARN L191 SmtUtils]: Spent 17.77 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-16 19:45:02,544 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:45:14,132 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-16 19:45:19,742 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:45:25,565 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:45:31,177 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:45:45,496 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:45:51,039 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:46:05,410 WARN L191 SmtUtils]: Spent 14.37 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:46:10,958 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:46:23,330 WARN L191 SmtUtils]: Spent 12.33 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-16 19:46:23,503 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:46:23,873 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:24,121 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:24,334 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 19:46:24,565 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 19:46:24,919 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 19:46:25,055 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 19:46:25,320 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-16 19:46:25,429 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 19:46:25,866 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:46:25,998 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:46:26,278 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:46:26,409 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:46:26,603 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-16 19:46:26,783 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:46:27,156 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:27,403 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:27,645 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 19:46:27,862 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 19:46:28,225 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 19:46:28,362 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 19:46:28,593 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-16 19:46:28,700 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 19:46:29,145 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:46:29,277 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:46:29,561 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:46:29,691 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:46:29,890 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-16 19:46:30,079 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:46:30,454 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:30,701 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:46:48,299 WARN L191 SmtUtils]: Spent 17.40 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 19:46:56,970 WARN L191 SmtUtils]: Spent 8.67 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:47:14,678 WARN L191 SmtUtils]: Spent 17.68 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-16 19:47:23,559 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:47:35,023 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-16 19:47:40,652 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:47:46,376 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:47:52,013 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:48:06,429 WARN L191 SmtUtils]: Spent 14.41 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:48:12,007 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:48:26,358 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-16 19:48:31,886 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:48:44,231 WARN L191 SmtUtils]: Spent 12.33 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-16 19:48:44,412 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:48:44,781 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:48:45,032 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:48:45,373 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-16 19:48:45,643 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-16 19:49:03,144 WARN L191 SmtUtils]: Spent 17.31 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 19:49:11,807 WARN L191 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:49:29,671 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-16 19:49:38,467 WARN L191 SmtUtils]: Spent 8.79 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:49:49,729 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-16 19:49:55,347 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:50:00,964 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:50:06,640 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:50:21,034 WARN L191 SmtUtils]: Spent 14.39 s on a formula simplification. DAG size of input: 476 DAG size of output: 462 [2019-09-16 19:50:26,634 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:50:41,144 WARN L191 SmtUtils]: Spent 14.51 s on a formula simplification. DAG size of input: 476 DAG size of output: 462 [2019-09-16 19:50:46,702 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:50:58,997 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-16 19:50:59,173 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:50:59,544 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:50:59,794 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:51:00,012 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-16 19:51:00,229 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-16 19:51:00,579 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 19:51:00,715 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 19:51:00,952 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-16 19:51:01,059 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 19:51:01,494 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:51:01,627 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:51:01,907 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-16 19:51:02,038 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 19:51:02,238 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-16 19:51:02,416 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-16 19:51:02,785 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:51:03,036 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 19:51:08,669 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:51:14,162 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:51:19,637 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:51:25,111 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:51:42,757 WARN L191 SmtUtils]: Spent 17.63 s on a formula simplification. DAG size of input: 484 DAG size of output: 483 [2019-09-16 19:51:51,506 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:52:10,167 WARN L191 SmtUtils]: Spent 18.63 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-16 19:52:19,507 WARN L191 SmtUtils]: Spent 9.34 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-16 19:52:31,749 WARN L191 SmtUtils]: Spent 12.17 s on a formula simplification. DAG size of input: 490 DAG size of output: 490 [2019-09-16 19:52:37,913 WARN L191 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-16 19:52:40,098 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-16 19:52:42,309 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-16 19:52:51,099 WARN L191 SmtUtils]: Spent 8.79 s on a formula simplification. DAG size of input: 494 DAG size of output: 491 [2019-09-16 19:52:53,651 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-16 19:53:02,401 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification. DAG size of input: 494 DAG size of output: 491 [2019-09-16 19:53:04,877 WARN L191 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-16 19:53:16,046 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-16 19:53:16,238 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40