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_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:43:47,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:43:47,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:43:47,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:43:47,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:43:47,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:43:47,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:43:47,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:43:47,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:43:47,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:43:47,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:43:47,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:43:47,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:43:47,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:43:47,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:43:47,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:43:47,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:43:47,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:43:47,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:43:47,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:43:47,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:43:47,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:43:47,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:43:47,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:43:47,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:43:47,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:43:47,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:43:47,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:43:47,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:43:47,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:43:47,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:43:47,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:43:47,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:43:47,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:43:47,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:43:47,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:43:47,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:43:47,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:43:47,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:43:47,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:43:47,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:43:47,209 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 12:43:47,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:43:47,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:43:47,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:43:47,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:43:47,225 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:43:47,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:43:47,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:43:47,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:43:47,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:43:47,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:43:47,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:43:47,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:43:47,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:43:47,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:43:47,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:43:47,227 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:43:47,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:43:47,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:43:47,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:43:47,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:43:47,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:43:47,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:43:47,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:43:47,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:43:47,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:43:47,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:43:47,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:43:47,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:43:47,230 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 12:43:47,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:43:47,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:43:47,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:43:47,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:43:47,277 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:43:47,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-18 12:43:47,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5254a675/15160b07aeb94b29af0aa83492acecb8/FLAG83a0fa870 [2019-09-18 12:43:47,889 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:43:47,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-18 12:43:47,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5254a675/15160b07aeb94b29af0aa83492acecb8/FLAG83a0fa870 [2019-09-18 12:43:48,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5254a675/15160b07aeb94b29af0aa83492acecb8 [2019-09-18 12:43:48,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:43:48,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:43:48,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:43:48,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:43:48,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:43:48,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e11f23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48, skipping insertion in model container [2019-09-18 12:43:48,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:43:48,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:43:48,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:43:48,757 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:43:48,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:43:48,898 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:43:48,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48 WrapperNode [2019-09-18 12:43:48,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:43:48,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:43:48,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:43:48,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:43:48,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (1/1) ... [2019-09-18 12:43:48,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:43:48,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:43:48,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:43:48,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:43:48,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:43:48" (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 12:43:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:43:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:43:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:43:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:43:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:43:49,058 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:43:49,059 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:43:49,059 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:43:49,059 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:43:49,059 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:43:49,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:43:49,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:43:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:43:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:43:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:43:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:43:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:43:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:43:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:43:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:43:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:43:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:43:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:43:50,232 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:43:50,232 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:43:50,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:43:50 BoogieIcfgContainer [2019-09-18 12:43:50,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:43:50,235 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:43:50,235 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:43:50,235 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:43:50,237 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:43:50" (1/1) ... [2019-09-18 12:43:50,237 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 12:43:50,267 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:43:50,267 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:43:50,283 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:43:50,295 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:43:50,296 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:43:50,935 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-18 12:43:51,088 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-18 12:43:51,371 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2019-09-18 12:43:51,628 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 78 [2019-09-18 12:43:52,015 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2019-09-18 12:43:52,462 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2019-09-18 12:43:53,026 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 139 [2019-09-18 12:43:53,558 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 136 [2019-09-18 12:43:54,371 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 161 [2019-09-18 12:43:55,104 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 160 [2019-09-18 12:43:56,071 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 180 [2019-09-18 12:43:56,793 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-18 12:43:58,100 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 231 DAG size of output: 204 [2019-09-18 12:43:59,008 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 199 [2019-09-18 12:43:59,203 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 12:44:00,140 WARN L191 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 213 [2019-09-18 12:44:01,134 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2019-09-18 12:44:01,369 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 12:44:02,536 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 312 DAG size of output: 222 [2019-09-18 12:44:03,629 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 217 [2019-09-18 12:44:03,981 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 12:44:05,276 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 357 DAG size of output: 230 [2019-09-18 12:44:06,510 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 267 DAG size of output: 227 [2019-09-18 12:44:07,161 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 12:44:09,495 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 386 DAG size of output: 240 [2019-09-18 12:44:10,932 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 284 DAG size of output: 237 [2019-09-18 12:44:11,720 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-18 12:44:14,589 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 417 DAG size of output: 250 [2019-09-18 12:44:14,825 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 12:44:16,126 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 285 DAG size of output: 247 [2019-09-18 12:44:17,179 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-18 12:44:20,594 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 466 DAG size of output: 260 [2019-09-18 12:44:20,854 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 12:44:22,292 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 314 DAG size of output: 259 [2019-09-18 12:44:23,218 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-18 12:44:25,988 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 558 DAG size of output: 272 [2019-09-18 12:44:26,270 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 12:44:27,925 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 328 DAG size of output: 271 [2019-09-18 12:44:29,552 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-09-18 12:44:34,219 WARN L191 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 556 DAG size of output: 285 [2019-09-18 12:44:36,101 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 338 DAG size of output: 280 [2019-09-18 12:44:37,578 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 12:44:41,463 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 654 DAG size of output: 293 [2019-09-18 12:44:41,868 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:44:43,842 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 361 DAG size of output: 294 [2019-09-18 12:44:46,279 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-18 12:44:53,256 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification. DAG size of input: 696 DAG size of output: 307 [2019-09-18 12:44:53,640 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 12:44:55,787 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 372 DAG size of output: 308 [2019-09-18 12:44:58,766 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 587 [2019-09-18 12:45:06,880 WARN L191 SmtUtils]: Spent 8.10 s on a formula simplification. DAG size of input: 801 DAG size of output: 321 [2019-09-18 12:45:07,271 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 12:45:09,552 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 388 DAG size of output: 318 [2019-09-18 12:45:12,025 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 12:45:18,585 WARN L191 SmtUtils]: Spent 6.54 s on a formula simplification. DAG size of input: 888 DAG size of output: 335 [2019-09-18 12:45:18,997 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:45:21,447 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 402 DAG size of output: 332 [2019-09-18 12:45:25,646 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 12:45:37,108 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 927 DAG size of output: 345 [2019-09-18 12:45:37,548 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 12:45:40,233 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 421 DAG size of output: 342 [2019-09-18 12:45:45,133 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 12:45:59,519 WARN L191 SmtUtils]: Spent 14.36 s on a formula simplification. DAG size of input: 997 DAG size of output: 378 [2019-09-18 12:46:00,039 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 12:46:03,028 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 450 DAG size of output: 373 [2019-09-18 12:46:08,824 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 12:46:24,839 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification. DAG size of input: 1021 DAG size of output: 405 [2019-09-18 12:46:25,396 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:46:29,150 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 480 DAG size of output: 406 [2019-09-18 12:46:35,887 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 12:46:55,728 WARN L191 SmtUtils]: Spent 19.80 s on a formula simplification. DAG size of input: 1200 DAG size of output: 423 [2019-09-18 12:46:56,295 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:47:00,132 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 510 DAG size of output: 420 [2019-09-18 12:47:03,640 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 12:47:05,368 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 12:47:05,378 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 12:47:05,443 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 12:47:05,462 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 12:47:16,212 WARN L191 SmtUtils]: Spent 10.58 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:47:21,450 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:47:32,006 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:47:37,216 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:47:47,741 WARN L191 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:47:52,968 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:48:10,595 WARN L191 SmtUtils]: Spent 17.57 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 12:48:19,324 WARN L191 SmtUtils]: Spent 8.73 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:48:37,235 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 12:48:46,063 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 12:48:54,971 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:49:03,848 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:49:21,254 WARN L191 SmtUtils]: Spent 16.99 s on a formula simplification. DAG size of input: 462 DAG size of output: 457 [2019-09-18 12:49:26,842 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 12:49:38,244 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-18 12:49:43,585 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:49:54,439 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 12:49:59,729 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:50:10,558 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 467 DAG size of output: 448 [2019-09-18 12:50:15,832 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:50:26,483 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 455 DAG size of output: 448 [2019-09-18 12:50:31,629 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:50:37,037 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:50:42,387 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:50:58,893 WARN L191 SmtUtils]: Spent 16.46 s on a formula simplification. DAG size of input: 460 DAG size of output: 455 [2019-09-18 12:51:04,350 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:51:15,221 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-18 12:51:20,671 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:51:31,626 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 12:51:36,916 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:51:47,653 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 455 DAG size of output: 448 [2019-09-18 12:51:52,869 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:51:58,361 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:52:03,811 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:52:05,458 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-18 12:52:23,158 WARN L191 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 12:52:31,913 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:52:49,859 WARN L191 SmtUtils]: Spent 17.88 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 12:52:58,711 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 12:53:07,648 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:53:16,593 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:53:27,710 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 462 DAG size of output: 457 [2019-09-18 12:53:33,209 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 12:53:43,951 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-18 12:53:49,364 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:54:00,156 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 12:54:05,521 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:54:16,161 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification. DAG size of input: 467 DAG size of output: 448 [2019-09-18 12:54:21,468 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:54:32,132 WARN L191 SmtUtils]: Spent 10.63 s on a formula simplification. DAG size of input: 455 DAG size of output: 448 [2019-09-18 12:54:37,291 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:54:42,710 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:54:48,045 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:55:04,169 WARN L191 SmtUtils]: Spent 16.09 s on a formula simplification. DAG size of input: 460 DAG size of output: 455 [2019-09-18 12:55:09,523 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:55:23,330 WARN L191 SmtUtils]: Spent 13.77 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-18 12:55:28,578 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 12:55:34,329 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 453 DAG size of output: 447 [2019-09-18 12:55:36,240 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 12:55:46,866 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification. DAG size of input: 455 DAG size of output: 448 [2019-09-18 12:55:52,071 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 12:56:09,660 WARN L191 SmtUtils]: Spent 17.53 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 12:56:18,341 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:56:45,048 WARN L191 SmtUtils]: Spent 26.66 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 12:56:53,833 WARN L191 SmtUtils]: Spent 8.78 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 12:57:02,861 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 468