/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/array-crafted/xor5.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 09:26:34,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 09:26:34,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 09:26:34,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 09:26:34,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 09:26:34,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 09:26:34,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 09:26:34,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 09:26:34,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 09:26:34,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 09:26:34,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 09:26:34,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 09:26:34,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 09:26:34,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 09:26:34,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 09:26:34,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 09:26:34,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 09:26:34,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 09:26:34,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 09:26:34,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 09:26:34,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 09:26:34,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 09:26:34,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 09:26:34,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 09:26:34,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 09:26:34,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 09:26:34,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 09:26:34,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 09:26:34,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 09:26:34,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 09:26:34,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 09:26:34,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 09:26:34,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 09:26:34,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 09:26:34,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 09:26:34,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 09:26:34,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 09:26:34,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 09:26:34,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 09:26:34,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 09:26:34,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 09:26:34,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 09:26:34,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 09:26:34,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 09:26:34,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 09:26:34,700 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 09:26:34,700 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 09:26:34,700 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 09:26:34,701 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 09:26:34,702 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 09:26:34,705 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 09:26:34,705 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 09:26:34,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 09:26:34,706 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 09:26:34,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 09:26:34,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 09:26:34,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 09:26:34,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 09:26:34,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 09:26:34,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 09:26:34,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 09:26:34,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 09:26:34,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 09:26:34,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 09:26:34,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 09:26:34,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 09:26:34,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 09:26:34,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 09:26:34,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 09:26:34,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 09:26:34,710 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 09:26:34,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 09:26:34,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 09:26:34,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 09:26:34,711 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 09:26:34,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 09:26:34,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 09:26:34,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 09:26:35,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 09:26:35,000 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 09:26:35,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/xor5.i [2019-11-24 09:26:35,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab017b21/c372e1c93a8e43ba95d2e7e11bf2c54e/FLAGe04ddd4a7 [2019-11-24 09:26:35,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 09:26:35,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/xor5.i [2019-11-24 09:26:35,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab017b21/c372e1c93a8e43ba95d2e7e11bf2c54e/FLAGe04ddd4a7 [2019-11-24 09:26:35,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ab017b21/c372e1c93a8e43ba95d2e7e11bf2c54e [2019-11-24 09:26:35,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 09:26:35,915 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 09:26:35,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 09:26:35,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 09:26:35,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 09:26:35,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:35" (1/1) ... [2019-11-24 09:26:35,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606deaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:35, skipping insertion in model container [2019-11-24 09:26:35,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:35" (1/1) ... [2019-11-24 09:26:35,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 09:26:35,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 09:26:36,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:26:36,153 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 09:26:36,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:26:36,187 INFO L208 MainTranslator]: Completed translation [2019-11-24 09:26:36,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36 WrapperNode [2019-11-24 09:26:36,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 09:26:36,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 09:26:36,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 09:26:36,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 09:26:36,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 09:26:36,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 09:26:36,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 09:26:36,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 09:26:36,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 09:26:36,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 09:26:36,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 09:26:36,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 09:26:36,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36" (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 [2019-11-24 09:26:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 09:26:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 09:26:36,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 09:26:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 09:26:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 09:26:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 09:26:36,928 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 09:26:36,928 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-11-24 09:26:36,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:26:36 BoogieIcfgContainer [2019-11-24 09:26:36,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 09:26:36,930 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 09:26:36,930 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 09:26:36,930 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 09:26:36,932 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:26:36" (1/1) ... [2019-11-24 09:26:36,932 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 09:26:36,962 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 09:26:36,963 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 09:26:36,971 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 09:26:36,980 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 09:26:36,982 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 09:26:45,701 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 09:26:49,209 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2019-11-24 09:26:49,346 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-11-24 09:26:49,484 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2019-11-24 09:26:49,652 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-11-24 09:26:49,810 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2019-11-24 09:26:54,874 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 215 [2019-11-24 09:27:10,050 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 256 [2019-11-24 09:27:30,441 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 294 [2019-11-24 09:27:38,926 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 303 [2019-11-24 09:27:43,800 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 314 [2019-11-24 09:27:43,948 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 312 [2019-11-24 09:27:46,163 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2019-11-24 09:27:46,272 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 313 [2019-11-24 09:27:49,108 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 319 [2019-11-24 09:27:56,136 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 336 [2019-11-24 09:27:56,257 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 331 [2019-11-24 09:27:58,748 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 334 [2019-11-24 09:28:01,051 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 341 [2019-11-24 09:28:01,178 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 336 [2019-11-24 09:28:01,404 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 338 [2019-11-24 09:28:03,786 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2019-11-24 09:28:03,929 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 342 [2019-11-24 09:28:06,341 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 345 [2019-11-24 09:28:06,459 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 343 [2019-11-24 09:28:06,683 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 345 [2019-11-24 09:28:09,238 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2019-11-24 09:28:09,365 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 348