/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/loops/for_infinite_loop_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:37:30,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:37:30,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:37:30,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:37:30,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:37:30,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:37:30,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:37:30,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:37:30,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:37:30,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:37:30,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:37:30,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:37:30,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:37:30,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:37:30,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:37:30,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:37:30,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:37:30,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:37:30,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:37:30,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:37:30,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:37:30,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:37:30,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:37:30,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:37:30,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:37:30,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:37:30,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:37:30,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:37:30,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:37:30,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:37:30,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:37:30,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:37:30,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:37:30,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:37:30,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:37:30,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:37:30,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:37:30,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:37:30,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:37:30,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:37:30,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:37:30,824 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 16:37:30,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:37:30,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:37:30,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:37:30,861 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:37:30,861 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:37:30,861 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:37:30,863 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:37:30,863 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:37:30,863 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:37:30,864 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:37:30,864 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:37:30,864 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:37:30,864 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:37:30,864 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:37:30,865 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:37:30,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:37:30,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:37:30,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:37:30,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:37:30,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:37:30,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:37:30,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:37:30,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:37:30,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:37:30,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:37:30,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:37:30,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:37:30,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:37:30,869 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:37:30,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:37:30,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:37:30,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:37:30,869 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:37:31,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:37:31,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:37:31,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:37:31,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:37:31,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:37:31,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/for_infinite_loop_2.c [2019-11-24 16:37:31,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f7d5149d/a36c8a2ffd7840d794b1aa0feee7245b/FLAGc1c0517c7 [2019-11-24 16:37:31,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:37:31,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/for_infinite_loop_2.c [2019-11-24 16:37:31,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f7d5149d/a36c8a2ffd7840d794b1aa0feee7245b/FLAGc1c0517c7 [2019-11-24 16:37:32,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f7d5149d/a36c8a2ffd7840d794b1aa0feee7245b [2019-11-24 16:37:32,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:37:32,071 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:37:32,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:37:32,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:37:32,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:37:32,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2372ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32, skipping insertion in model container [2019-11-24 16:37:32,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:37:32,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:37:32,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:37:32,300 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:37:32,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:37:32,325 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:37:32,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32 WrapperNode [2019-11-24 16:37:32,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:37:32,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:37:32,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:37:32,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:37:32,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:37:32,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:37:32,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:37:32,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:37:32,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:37:32,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:37:32,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:37:32,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:37:32,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:37:32" (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 16:37:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:37:32,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:37:32,714 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:37:32,714 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-24 16:37:32,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:37:32 BoogieIcfgContainer [2019-11-24 16:37:32,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:37:32,716 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:37:32,716 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:37:32,717 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:37:32,718 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:37:32" (1/1) ... [2019-11-24 16:37:32,718 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 16:37:32,742 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 16:37:32,742 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:37:32,749 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:37:32,757 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:37:32,758 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:37:35,599 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2019-11-24 16:37:35,741 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 212 [2019-11-24 16:37:37,166 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 333 [2019-11-24 16:37:37,304 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 321 [2019-11-24 16:37:37,460 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 298 [2019-11-24 16:37:37,578 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 298 [2019-11-24 16:37:37,841 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 405 [2019-11-24 16:37:38,064 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 401 [2019-11-24 16:37:38,293 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 350 [2019-11-24 16:37:38,527 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 350 [2019-11-24 16:37:38,652 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 347 [2019-11-24 16:37:38,919 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 489 [2019-11-24 16:37:39,255 WARN L192 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 479 [2019-11-24 16:37:39,479 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 386 [2019-11-24 16:37:39,647 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 386 [2019-11-24 16:37:39,805 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 383 [2019-11-24 16:37:40,190 WARN L192 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 574 [2019-11-24 16:37:40,670 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 542 [2019-11-24 16:37:41,156 WARN L192 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-11-24 16:37:41,572 WARN L192 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-11-24 16:37:41,872 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 419 [2019-11-24 16:37:42,133 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 419 [2019-11-24 16:37:42,381 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 419 [2019-11-24 16:37:43,064 WARN L192 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 702 [2019-11-24 16:37:43,786 WARN L192 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 691 [2019-11-24 16:37:44,318 WARN L192 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-11-24 16:37:44,780 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-11-24 16:37:45,208 WARN L192 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 507 [2019-11-24 16:37:46,270 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 874 DAG size of output: 853 [2019-11-24 16:37:47,739 WARN L192 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 846 DAG size of output: 841 [2019-11-24 16:37:48,413 WARN L192 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 575 [2019-11-24 16:37:49,004 WARN L192 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 575 [2019-11-24 16:37:49,581 WARN L192 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 570 [2019-11-24 16:37:51,488 WARN L192 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 1129 DAG size of output: 1108 [2019-11-24 16:37:53,508 WARN L192 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 1100 DAG size of output: 1094 [2019-11-24 16:37:54,881 WARN L192 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 764 DAG size of output: 763 [2019-11-24 16:37:56,041 WARN L192 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 764 DAG size of output: 763 [2019-11-24 16:37:57,178 WARN L192 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 763 DAG size of output: 763 [2019-11-24 16:38:00,771 WARN L192 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 1476 DAG size of output: 1454 [2019-11-24 16:38:04,634 WARN L192 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 1449 DAG size of output: 1444 [2019-11-24 16:38:06,619 WARN L192 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 921 DAG size of output: 908 [2019-11-24 16:38:08,440 WARN L192 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 921 DAG size of output: 908 [2019-11-24 16:38:10,257 WARN L192 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 907 DAG size of output: 906 [2019-11-24 16:38:16,310 WARN L192 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 1873 DAG size of output: 1852 [2019-11-24 16:38:23,098 WARN L192 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 1845 DAG size of output: 1839 [2019-11-24 16:38:29,997 WARN L192 SmtUtils]: Spent 6.49 s on a formula simplification that was a NOOP. DAG size: 1842 [2019-11-24 16:38:36,453 WARN L192 SmtUtils]: Spent 6.35 s on a formula simplification. DAG size of input: 1843 DAG size of output: 1825 [2019-11-24 16:38:43,141 WARN L192 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 1811 [2019-11-24 16:38:49,711 WARN L192 SmtUtils]: Spent 6.57 s on a formula simplification. DAG size of input: 1812 DAG size of output: 1812 [2019-11-24 16:38:53,473 WARN L192 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1170 [2019-11-24 16:38:57,042 WARN L192 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1170 [2019-11-24 16:39:00,131 WARN L192 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 1116 DAG size of output: 1114 [2019-11-24 16:39:11,859 WARN L192 SmtUtils]: Spent 11.70 s on a formula simplification. DAG size of input: 2500 DAG size of output: 2482