/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-examples/standard_palindrome_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 09:42:37,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 09:42:37,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 09:42:37,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 09:42:37,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 09:42:37,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 09:42:37,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 09:42:37,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 09:42:37,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 09:42:37,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 09:42:37,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 09:42:37,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 09:42:37,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 09:42:37,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 09:42:37,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 09:42:37,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 09:42:37,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 09:42:37,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 09:42:37,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 09:42:37,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 09:42:37,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 09:42:37,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 09:42:37,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 09:42:37,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 09:42:37,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 09:42:37,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 09:42:37,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 09:42:37,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 09:42:37,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 09:42:37,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 09:42:37,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 09:42:37,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 09:42:37,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 09:42:37,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 09:42:37,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 09:42:37,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 09:42:37,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 09:42:37,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 09:42:37,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 09:42:37,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 09:42:37,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 09:42:37,136 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 09:42:37,150 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 09:42:37,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 09:42:37,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 09:42:37,152 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 09:42:37,152 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 09:42:37,152 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 09:42:37,152 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 09:42:37,152 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 09:42:37,153 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 09:42:37,153 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 09:42:37,153 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 09:42:37,153 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 09:42:37,153 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 09:42:37,154 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 09:42:37,154 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 09:42:37,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 09:42:37,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 09:42:37,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 09:42:37,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 09:42:37,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 09:42:37,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 09:42:37,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 09:42:37,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 09:42:37,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 09:42:37,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 09:42:37,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 09:42:37,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 09:42:37,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 09:42:37,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 09:42:37,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 09:42:37,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 09:42:37,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 09:42:37,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 09:42:37,158 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 09:42:37,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 09:42:37,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 09:42:37,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 09:42:37,159 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 09:42:37,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 09:42:37,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 09:42:37,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 09:42:37,430 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 09:42:37,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 09:42:37,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_palindrome_ground.i [2019-11-24 09:42:37,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8666f78/d82a96fe119140688464022cb03ead11/FLAG2752c6118 [2019-11-24 09:42:37,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 09:42:37,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_palindrome_ground.i [2019-11-24 09:42:37,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8666f78/d82a96fe119140688464022cb03ead11/FLAG2752c6118 [2019-11-24 09:42:38,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8666f78/d82a96fe119140688464022cb03ead11 [2019-11-24 09:42:38,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 09:42:38,381 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 09:42:38,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 09:42:38,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 09:42:38,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 09:42:38,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90e1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38, skipping insertion in model container [2019-11-24 09:42:38,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 09:42:38,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 09:42:38,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:42:38,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 09:42:38,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:42:38,626 INFO L208 MainTranslator]: Completed translation [2019-11-24 09:42:38,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38 WrapperNode [2019-11-24 09:42:38,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 09:42:38,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 09:42:38,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 09:42:38,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 09:42:38,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 09:42:38,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 09:42:38,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 09:42:38,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 09:42:38,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (1/1) ... [2019-11-24 09:42:38,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 09:42:38,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 09:42:38,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 09:42:38,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 09:42:38,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:42:38" (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 09:42:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 09:42:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 09:42:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 09:42:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 09:42:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 09:42:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 09:42:39,202 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 09:42:39,202 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-24 09:42:39,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:42:39 BoogieIcfgContainer [2019-11-24 09:42:39,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 09:42:39,204 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 09:42:39,204 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 09:42:39,205 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 09:42:39,206 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:42:39" (1/1) ... [2019-11-24 09:42:39,206 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 09:42:39,226 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 09:42:39,226 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 09:42:39,233 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 09:42:39,240 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 09:42:39,242 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 09:42:49,778 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 09:42:54,303 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2019-11-24 09:42:57,458 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2019-11-24 09:42:59,946 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 209 [2019-11-24 09:43:00,101 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2019-11-24 09:43:13,988 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 255 [2019-11-24 09:43:19,131 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 267 [2019-11-24 09:43:19,270 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 263 [2019-11-24 09:43:19,496 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 265 [2019-11-24 09:43:40,142 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 323 [2019-11-24 09:43:42,365 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 326 [2019-11-24 09:43:44,895 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 327 [2019-11-24 09:43:47,537 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 334 [2019-11-24 09:43:50,524 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2019-11-24 09:43:50,638 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2019-11-24 09:43:53,066 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-11-24 09:43:53,187 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 340 [2019-11-24 09:43:58,223 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 351 [2019-11-24 09:43:58,374 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 347 [2019-11-24 09:44:01,055 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2019-11-24 09:44:01,171 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 351 [2019-11-24 09:44:03,572 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 355 [2019-11-24 09:44:03,719 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 354