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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/mbpr4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:55:36,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:55:36,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:55:36,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:55:36,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:55:36,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:55:36,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:55:36,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:55:36,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:55:36,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:55:36,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:55:36,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:55:36,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:55:36,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:55:36,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:55:36,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:55:36,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:55:36,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:55:36,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:55:36,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:55:36,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:55:36,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:55:36,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:55:36,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:55:36,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:55:36,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:55:36,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:55:36,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:55:36,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:55:36,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:55:36,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:55:36,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:55:36,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:55:36,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:55:36,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:55:36,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:55:36,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:55:36,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:55:36,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:55:36,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:55:36,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:55:36,315 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 [2019-09-17 15:55:36,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:55:36,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:55:36,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:55:36,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:55:36,340 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:55:36,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:55:36,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:55:36,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:55:36,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:55:36,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:55:36,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:55:36,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:55:36,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:55:36,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:55:36,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:55:36,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:55:36,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:55:36,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:55:36,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:55:36,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:55:36,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:55:36,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:55:36,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:55:36,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:55:36,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:55:36,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:55:36,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:55:36,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:55:36,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock 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 [2019-09-17 15:55:36,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:55:36,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:55:36,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:55:36,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:55:36,395 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:55:36,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/mbpr4.c [2019-09-17 15:55:36,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35077f53e/d68a9ce7b27d4b37a5954723f238d981/FLAGaac583493 [2019-09-17 15:55:36,893 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:55:36,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/mbpr4.c [2019-09-17 15:55:36,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35077f53e/d68a9ce7b27d4b37a5954723f238d981/FLAGaac583493 [2019-09-17 15:55:37,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35077f53e/d68a9ce7b27d4b37a5954723f238d981 [2019-09-17 15:55:37,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:55:37,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:55:37,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:55:37,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:55:37,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:55:37,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b89bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37, skipping insertion in model container [2019-09-17 15:55:37,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,337 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:55:37,358 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:55:37,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:55:37,538 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:55:37,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:55:37,688 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:55:37,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37 WrapperNode [2019-09-17 15:55:37,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:55:37,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:55:37,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:55:37,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:55:37,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (1/1) ... [2019-09-17 15:55:37,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:55:37,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:55:37,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:55:37,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:55:37,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:55:37" (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 [2019-09-17 15:55:37,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:55:37,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:55:37,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 15:55:37,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 15:55:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 15:55:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 15:55:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:55:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:55:38,412 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:55:38,413 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 15:55:38,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:55:38 BoogieIcfgContainer [2019-09-17 15:55:38,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:55:38,414 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:55:38,415 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:55:38,415 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:55:38,416 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:55:38" (1/1) ... [2019-09-17 15:55:38,416 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 15:55:38,443 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:55:38,443 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:55:38,450 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:55:38,458 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:55:38,459 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:55:38,697 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-17 15:55:39,020 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 73 [2019-09-17 15:55:39,130 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 15:55:39,445 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2019-09-17 15:55:39,915 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-09-17 15:55:40,135 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 15:55:40,617 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2019-09-17 15:55:42,331 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 156 DAG size of output: 113 [2019-09-17 15:55:42,773 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-17 15:55:43,653 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2019-09-17 15:55:45,465 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-17 15:55:46,330 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 15:55:47,751 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2019-09-17 15:55:58,176 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 197 DAG size of output: 142 [2019-09-17 15:56:01,274 WARN L191 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 15:56:07,609 WARN L191 SmtUtils]: Spent 6.27 s on a formula simplification. DAG size of input: 145 DAG size of output: 142 [2019-09-17 15:56:15,637 WARN L191 SmtUtils]: Spent 8.01 s on a formula simplification. DAG size of input: 165 DAG size of output: 150 [2019-09-17 15:56:19,799 WARN L191 SmtUtils]: Spent 4.16 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 15:56:26,555 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification. DAG size of input: 154 DAG size of output: 150 [2019-09-17 15:57:02,192 WARN L191 SmtUtils]: Spent 35.62 s on a formula simplification. DAG size of input: 243 DAG size of output: 176 [2019-09-17 15:57:10,057 WARN L191 SmtUtils]: Spent 7.86 s on a formula simplification that was a NOOP. DAG size: 176 [2019-09-17 15:57:26,038 WARN L191 SmtUtils]: Spent 15.93 s on a formula simplification. DAG size of input: 179 DAG size of output: 176 [2019-09-17 15:57:47,955 WARN L191 SmtUtils]: Spent 21.85 s on a formula simplification. DAG size of input: 202 DAG size of output: 186 [2019-09-17 15:57:59,026 WARN L191 SmtUtils]: Spent 11.07 s on a formula simplification that was a NOOP. DAG size: 186 [2019-09-17 15:58:20,785 WARN L191 SmtUtils]: Spent 21.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 187 [2019-09-17 15:59:20,614 WARN L191 SmtUtils]: Spent 59.81 s on a formula simplification. DAG size of input: 295 DAG size of output: 220 [2019-09-17 15:59:48,039 WARN L191 SmtUtils]: Spent 27.42 s on a formula simplification that was a NOOP. DAG size: 220 [2019-09-17 16:00:42,118 WARN L191 SmtUtils]: Spent 54.01 s on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2019-09-17 16:01:49,114 WARN L191 SmtUtils]: Spent 1.12 m on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2019-09-17 16:02:21,915 WARN L191 SmtUtils]: Spent 32.80 s on a formula simplification that was a NOOP. DAG size: 231 [2019-09-17 16:03:17,922 WARN L191 SmtUtils]: Spent 56.00 s on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2019-09-17 16:08:56,281 WARN L191 SmtUtils]: Spent 5.64 m on a formula simplification. DAG size of input: 356 DAG size of output: 265 [2019-09-17 16:09:56,394 WARN L191 SmtUtils]: Spent 1.00 m on a formula simplification that was a NOOP. DAG size: 265