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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:26:34,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:26:34,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:26:34,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:26:34,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:26:34,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:26:34,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:26:34,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:26:34,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:26:34,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:26:34,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:26:34,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:26:34,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:26:34,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:26:34,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:26:34,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:26:34,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:26:34,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:26:34,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:26:34,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:26:34,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:26:34,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:26:34,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:26:34,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:26:34,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:26:34,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:26:34,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:26:34,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:26:34,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:26:34,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:26:34,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:26:34,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:26:34,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:26:34,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:26:34,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:26:34,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:26:34,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:26:34,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:26:34,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:26:34,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:26:34,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:26:34,394 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 03:26:34,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:26:34,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:26:34,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:26:34,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:26:34,420 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:26:34,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:26:34,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:26:34,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:26:34,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:26:34,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:26:34,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:26:34,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:26:34,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:26:34,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:26:34,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:26:34,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:26:34,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:26:34,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:26:34,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:26:34,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:26:34,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:26:34,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:26:34,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:26:34,426 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 -> SequenceOfStatements 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 03:26:34,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:26:34,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:26:34,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:26:34,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:26:34,508 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:26:34,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-18 03:26:34,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89eaf3c2e/6d7947c26a594495b9005b2950009720/FLAG2551aad82 [2019-09-18 03:26:35,124 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:26:35,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-18 03:26:35,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89eaf3c2e/6d7947c26a594495b9005b2950009720/FLAG2551aad82 [2019-09-18 03:26:35,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89eaf3c2e/6d7947c26a594495b9005b2950009720 [2019-09-18 03:26:35,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:26:35,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:26:35,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:26:35,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:26:35,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:26:35,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:26:35" (1/1) ... [2019-09-18 03:26:35,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34fd74a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:35, skipping insertion in model container [2019-09-18 03:26:35,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:26:35" (1/1) ... [2019-09-18 03:26:35,451 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:26:35,510 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:26:35,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:26:35,934 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:26:36,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:26:36,045 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:26:36,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36 WrapperNode [2019-09-18 03:26:36,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:26:36,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:26:36,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:26:36,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:26:36,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (1/1) ... [2019-09-18 03:26:36,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:26:36,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:26:36,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:26:36,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:26:36,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:26:36" (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 03:26:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:26:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:26:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:26:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:26:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:26:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:26:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:26:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:26:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:26:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:26:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:26:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:26:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:26:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:26:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:26:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:26:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:26:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:26:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:26:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:26:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:26:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:26:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:26:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:26:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:26:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:26:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:26:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:26:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:26:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:26:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:26:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:26:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:26:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:26:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:26:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:26:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:26:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:26:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:26:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:26:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:26:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:26:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:26:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:26:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:26:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:26:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:26:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:26:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:26:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:26:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:26:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:26:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:26:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:26:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:26:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:26:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:26:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:26:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:26:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:26:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:26:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:26:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:26:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:26:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:26:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:26:37,373 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:26:37,374 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:26:37,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:26:37 BoogieIcfgContainer [2019-09-18 03:26:37,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:26:37,376 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:26:37,376 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:26:37,376 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:26:37,378 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:26:37" (1/1) ... [2019-09-18 03:26:37,378 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 03:26:37,401 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:26:37,401 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:26:37,410 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:26:37,419 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:26:37,420 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:26:58,947 WARN L191 SmtUtils]: Spent 12.94 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 03:27:00,704 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:27:04,596 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 03:27:06,422 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:27:08,167 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:27:08,182 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 426 for LOIs [2019-09-18 03:27:08,238 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 426 for LOIs [2019-09-18 03:27:08,243 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 426 for LOIs [2019-09-18 03:27:19,415 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 03:27:24,847 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 03:27:35,748 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 03:27:41,112 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 03:27:58,856 WARN L191 SmtUtils]: Spent 17.70 s on a formula simplification. DAG size of input: 453 DAG size of output: 453 [2019-09-18 03:28:07,716 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:28:19,038 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 464 DAG size of output: 452 [2019-09-18 03:28:24,486 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 03:28:38,799 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 03:28:45,947 WARN L191 SmtUtils]: Spent 7.15 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 03:29:01,002 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-18 03:29:08,286 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 03:29:23,075 WARN L191 SmtUtils]: Spent 14.79 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-18 03:29:30,397 WARN L191 SmtUtils]: Spent 7.32 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 03:30:04,458 WARN L191 SmtUtils]: Spent 34.04 s on a formula simplification. DAG size of input: 471 DAG size of output: 467 [2019-09-18 03:30:14,994 WARN L191 SmtUtils]: Spent 10.53 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 03:30:22,714 WARN L191 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 465 DAG size of output: 446 [2019-09-18 03:30:24,583 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:30:35,230 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification. DAG size of input: 459 DAG size of output: 451 [2019-09-18 03:30:40,528 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:30:55,140 WARN L191 SmtUtils]: Spent 14.52 s on a formula simplification. DAG size of input: 456 DAG size of output: 456 [2019-09-18 03:31:02,378 WARN L191 SmtUtils]: Spent 7.24 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 03:31:16,920 WARN L191 SmtUtils]: Spent 14.54 s on a formula simplification. DAG size of input: 456 DAG size of output: 456 [2019-09-18 03:31:24,179 WARN L191 SmtUtils]: Spent 7.26 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 03:31:58,342 WARN L191 SmtUtils]: Spent 34.14 s on a formula simplification. DAG size of input: 469 DAG size of output: 465 [2019-09-18 03:32:08,955 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 03:32:14,703 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 465 DAG size of output: 446 [2019-09-18 03:32:16,587 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:32:22,512 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 454 DAG size of output: 446 [2019-09-18 03:32:24,422 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:32:30,070 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 457 DAG size of output: 446 [2019-09-18 03:32:32,000 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:32:37,672 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 457 DAG size of output: 446 [2019-09-18 03:32:39,591 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:32:45,307 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 457 DAG size of output: 446 [2019-09-18 03:32:47,198 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:32:58,063 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 455 DAG size of output: 451 [2019-09-18 03:33:03,560 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:33:15,095 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 03:33:20,773 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:33:32,201 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 03:33:37,766 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:33:48,859 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 03:33:54,288 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 03:33:59,892 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 458 DAG size of output: 444 [2019-09-18 03:34:01,812 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:34:13,021 WARN L191 SmtUtils]: Spent 11.15 s on a formula simplification. DAG size of input: 461 DAG size of output: 444 [2019-09-18 03:34:14,931 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:34:26,039 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 461 DAG size of output: 444 [2019-09-18 03:34:27,964 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:34:39,101 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 461 DAG size of output: 444 [2019-09-18 03:34:41,010 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:34:46,802 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:34:48,672 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:34:54,532 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:34:56,413 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:35:02,219 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:35:04,138 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:35:09,881 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:35:11,743 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:35:15,666 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:35:17,628 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:35:29,117 WARN L191 SmtUtils]: Spent 11.47 s on a formula simplification. DAG size of input: 456 DAG size of output: 446 [2019-09-18 03:35:31,054 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:35:36,920 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:35:38,842 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:35:44,589 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:35:46,547 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:35:58,062 WARN L191 SmtUtils]: Spent 11.51 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:35:59,993 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:36:03,862 WARN L191 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:36:05,779 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:36:11,617 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:36:13,526 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:36:19,267 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:36:21,174 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:36:32,717 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:36:34,632 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:36:38,447 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 447 DAG size of output: 444 [2019-09-18 03:36:40,368 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:36:46,135 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:36:48,058 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:36:53,951 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:36:55,877 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:37:01,700 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:37:03,587 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:37:09,304 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:37:11,186 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:37:15,131 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:37:17,050 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:37:28,714 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 456 DAG size of output: 446 [2019-09-18 03:37:30,722 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:37:36,842 WARN L191 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:37:38,798 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:37:44,834 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:37:46,843 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:37:52,811 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:37:54,819 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:37:58,691 WARN L191 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:38:00,636 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:38:07,763 WARN L191 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 03:38:13,845 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:38:15,822 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:38:21,724 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:38:23,644 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:38:29,457 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 454 DAG size of output: 444 [2019-09-18 03:38:31,351 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:38:37,174 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 448 DAG size of output: 444 [2019-09-18 03:38:39,093 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 03:38:43,035 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:38:44,971 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:38:56,472 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 456 DAG size of output: 446 [2019-09-18 03:38:58,462 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:04,273 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:06,181 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:11,943 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:13,881 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:19,700 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:21,638 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:25,547 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2019-09-18 03:39:27,467 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-18 03:39:33,313 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:35,213 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:41,060 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:42,992 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:39:48,739 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2019-09-18 03:39:50,637 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446