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_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:38:04,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:38:04,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:38:04,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:38:04,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:38:04,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:38:04,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:38:04,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:38:04,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:38:04,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:38:04,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:38:04,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:38:04,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:38:04,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:38:04,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:38:04,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:38:04,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:38:04,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:38:04,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:38:04,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:38:04,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:38:04,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:38:04,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:38:04,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:38:04,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:38:04,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:38:04,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:38:04,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:38:04,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:38:04,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:38:04,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:38:04,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:38:04,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:38:04,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:38:04,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:38:04,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:38:04,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:38:04,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:38:04,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:38:04,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:38:04,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:38:04,789 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 14:38:04,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:38:04,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:38:04,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:38:04,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:38:04,804 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:38:04,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:38:04,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:38:04,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:38:04,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:38:04,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:38:04,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:38:04,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:38:04,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:38:04,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:38:04,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:38:04,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:38:04,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:38:04,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:38:04,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:38:04,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:38:04,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:38:04,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:38:04,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:38:04,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:38:04,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:38:04,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:38:04,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:38:04,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:38:04,809 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 14:38:04,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:38:04,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:38:04,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:38:04,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:38:04,862 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:38:04,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-18 14:38:04,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f721352b/c1dd39e4146b46d3ab49d4fc55aa6ced/FLAG26f50f7f4 [2019-09-18 14:38:05,443 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:38:05,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-18 14:38:05,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f721352b/c1dd39e4146b46d3ab49d4fc55aa6ced/FLAG26f50f7f4 [2019-09-18 14:38:05,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f721352b/c1dd39e4146b46d3ab49d4fc55aa6ced [2019-09-18 14:38:05,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:38:05,748 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:38:05,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:38:05,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:38:05,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:38:05,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:38:05" (1/1) ... [2019-09-18 14:38:05,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:05, skipping insertion in model container [2019-09-18 14:38:05,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:38:05" (1/1) ... [2019-09-18 14:38:05,762 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:38:05,815 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:38:06,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:38:06,286 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:38:06,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:38:06,417 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:38:06,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06 WrapperNode [2019-09-18 14:38:06,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:38:06,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:38:06,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:38:06,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:38:06,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (1/1) ... [2019-09-18 14:38:06,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:38:06,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:38:06,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:38:06,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:38:06,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:38:06" (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 14:38:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:38:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:38:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:38:06,602 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:38:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:38:06,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:38:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:38:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:38:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:38:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:38:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:38:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:38:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:38:06,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:38:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:38:06,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:38:06,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:38:06,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:38:06,611 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:38:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:38:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:38:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:38:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:38:06,612 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:38:06,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:38:06,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:38:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:38:06,616 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:38:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:38:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:38:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:38:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:38:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 14:38:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:38:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:38:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:38:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:38:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:38:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:38:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:38:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:38:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:38:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:38:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:38:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:38:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:38:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:38:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:38:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:38:07,801 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:38:07,801 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:38:07,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:38:07 BoogieIcfgContainer [2019-09-18 14:38:07,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:38:07,804 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:38:07,804 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:38:07,804 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:38:07,805 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:38:07" (1/1) ... [2019-09-18 14:38:07,806 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 14:38:07,841 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:38:07,841 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:38:07,860 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:38:07,877 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:38:07,879 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:38:08,534 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-18 14:38:08,713 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-18 14:38:09,032 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2019-09-18 14:38:09,257 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-18 14:38:09,689 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-18 14:38:10,097 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-18 14:38:10,670 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 139 [2019-09-18 14:38:11,180 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-18 14:38:11,870 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 161 [2019-09-18 14:38:12,597 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 160 [2019-09-18 14:38:13,617 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 180 [2019-09-18 14:38:14,367 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2019-09-18 14:38:15,654 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 218 DAG size of output: 200 [2019-09-18 14:38:16,536 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 195 [2019-09-18 14:38:18,106 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 262 DAG size of output: 209 [2019-09-18 14:38:19,091 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 204 [2019-09-18 14:38:19,340 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:38:20,470 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 308 DAG size of output: 218 [2019-09-18 14:38:21,618 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 213 [2019-09-18 14:38:22,100 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 14:38:24,024 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 362 DAG size of output: 226 [2019-09-18 14:38:25,272 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 268 DAG size of output: 223 [2019-09-18 14:38:25,883 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 14:38:28,304 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 382 DAG size of output: 236 [2019-09-18 14:38:29,630 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 281 DAG size of output: 233 [2019-09-18 14:38:30,211 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-18 14:38:32,210 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 433 DAG size of output: 246 [2019-09-18 14:38:33,723 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 279 DAG size of output: 243 [2019-09-18 14:38:34,792 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-18 14:38:38,258 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 470 DAG size of output: 256 [2019-09-18 14:38:38,567 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 14:38:39,984 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 311 DAG size of output: 255 [2019-09-18 14:38:41,381 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-18 14:38:45,504 WARN L191 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 504 DAG size of output: 268 [2019-09-18 14:38:45,781 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 14:38:47,385 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 315 DAG size of output: 267 [2019-09-18 14:38:49,019 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-09-18 14:38:53,666 WARN L191 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 498 DAG size of output: 281 [2019-09-18 14:38:55,554 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 335 DAG size of output: 276 [2019-09-18 14:38:57,648 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:39:03,477 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 655 DAG size of output: 289 [2019-09-18 14:39:03,851 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:39:05,701 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 357 DAG size of output: 290 [2019-09-18 14:39:07,430 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-18 14:39:12,397 WARN L191 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 702 DAG size of output: 303 [2019-09-18 14:39:12,784 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:39:14,887 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 364 DAG size of output: 304 [2019-09-18 14:39:17,822 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 587 [2019-09-18 14:39:26,034 WARN L191 SmtUtils]: Spent 8.20 s on a formula simplification. DAG size of input: 771 DAG size of output: 317 [2019-09-18 14:39:26,409 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 14:39:28,554 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 385 DAG size of output: 314 [2019-09-18 14:39:32,067 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 14:39:42,080 WARN L191 SmtUtils]: Spent 9.99 s on a formula simplification. DAG size of input: 865 DAG size of output: 335 [2019-09-18 14:39:42,501 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:39:44,958 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 406 DAG size of output: 332 [2019-09-18 14:39:49,262 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:40:01,234 WARN L191 SmtUtils]: Spent 11.95 s on a formula simplification. DAG size of input: 967 DAG size of output: 345 [2019-09-18 14:40:01,677 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:40:04,272 WARN L191 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 408 DAG size of output: 342 [2019-09-18 14:40:09,292 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:40:23,285 WARN L191 SmtUtils]: Spent 13.96 s on a formula simplification. DAG size of input: 977 DAG size of output: 378 [2019-09-18 14:40:23,729 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:40:26,644 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 453 DAG size of output: 373 [2019-09-18 14:40:32,593 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:40:47,964 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 981 DAG size of output: 405 [2019-09-18 14:40:48,534 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:40:52,018 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 480 DAG size of output: 406 [2019-09-18 14:40:58,824 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:41:18,145 WARN L191 SmtUtils]: Spent 19.29 s on a formula simplification. DAG size of input: 1249 DAG size of output: 423 [2019-09-18 14:41:18,725 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:41:22,635 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 492 DAG size of output: 420 [2019-09-18 14:41:25,976 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:41:27,643 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:41:27,654 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:41:27,716 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:41:27,729 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:41:39,054 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:41:44,575 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:41:55,734 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:42:01,304 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:42:12,528 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:42:18,091 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:42:29,350 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:42:34,900 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:42:46,112 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:42:51,723 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:43:02,970 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:43:08,536 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:43:27,108 WARN L191 SmtUtils]: Spent 18.47 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:43:36,281 WARN L191 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:43:54,715 WARN L191 SmtUtils]: Spent 18.43 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:44:03,943 WARN L191 SmtUtils]: Spent 9.23 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:44:37,013 WARN L191 SmtUtils]: Spent 33.00 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-18 14:44:53,323 WARN L191 SmtUtils]: Spent 16.31 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:45:17,098 WARN L191 SmtUtils]: Spent 23.73 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-18 14:45:20,113 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 14:45:20,497 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-18 14:45:21,147 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 14:45:39,756 WARN L191 SmtUtils]: Spent 18.49 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:45:48,925 WARN L191 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:46:07,421 WARN L191 SmtUtils]: Spent 18.49 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:46:16,684 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:46:49,845 WARN L191 SmtUtils]: Spent 33.11 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-18 14:47:06,222 WARN L191 SmtUtils]: Spent 16.38 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:47:29,785 WARN L191 SmtUtils]: Spent 23.54 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-18 14:47:32,027 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 14:47:32,419 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-18 14:47:32,850 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 14:47:51,542 WARN L191 SmtUtils]: Spent 18.57 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:48:00,749 WARN L191 SmtUtils]: Spent 9.21 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:48:19,484 WARN L191 SmtUtils]: Spent 18.73 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:48:28,774 WARN L191 SmtUtils]: Spent 9.29 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:49:01,849 WARN L191 SmtUtils]: Spent 33.03 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-18 14:49:18,327 WARN L191 SmtUtils]: Spent 16.48 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:49:42,082 WARN L191 SmtUtils]: Spent 23.73 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-18 14:49:44,322 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 14:49:44,718 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-18 14:50:03,695 WARN L191 SmtUtils]: Spent 18.45 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:50:12,985 WARN L191 SmtUtils]: Spent 9.29 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:50:31,455 WARN L191 SmtUtils]: Spent 18.47 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 14:50:40,728 WARN L191 SmtUtils]: Spent 9.27 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:51:13,457 WARN L191 SmtUtils]: Spent 32.68 s on a formula simplification. DAG size of input: 486 DAG size of output: 483