/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/loop-lit/cggmp2005_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:30:40,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:30:40,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:30:40,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:30:40,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:30:40,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:30:40,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:30:40,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:30:40,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:30:40,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:30:40,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:30:40,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:30:40,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:30:40,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:30:40,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:30:40,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:30:40,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:30:40,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:30:40,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:30:40,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:30:40,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:30:40,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:30:40,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:30:40,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:30:40,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:30:40,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:30:40,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:30:40,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:30:40,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:30:40,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:30:40,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:30:40,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:30:40,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:30:40,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:30:40,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:30:40,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:30:40,718 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 16:30:40,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:30:40,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:30:40,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:30:40,733 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:30:40,734 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:30:40,734 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:30:40,734 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:30:40,734 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:30:40,734 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:30:40,735 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:30:40,737 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:30:40,737 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:30:40,737 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:30:40,738 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:30:40,738 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:30:40,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:30:40,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:30:40,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:30:40,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:30:40,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:30:40,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:30:40,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:30:40,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:30:40,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:30:40,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:30:40,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:30:40,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:30:40,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:30:40,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:30:40,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:30:40,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:30:40,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:30:40,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:30:40,744 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:30:40,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:30:40,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:30:40,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:30:40,746 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:30:41,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:30:41,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:30:41,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:30:41,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:30:41,048 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:30:41,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/cggmp2005_variant.i [2019-11-24 16:30:41,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd1877a1/3f86a08232804ec3992c8900228ef9c4/FLAG96987d8e8 [2019-11-24 16:30:41,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:30:41,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/cggmp2005_variant.i [2019-11-24 16:30:41,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd1877a1/3f86a08232804ec3992c8900228ef9c4/FLAG96987d8e8 [2019-11-24 16:30:41,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd1877a1/3f86a08232804ec3992c8900228ef9c4 [2019-11-24 16:30:41,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:30:41,961 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:30:41,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:30:41,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:30:41,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:30:41,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:30:41" (1/1) ... [2019-11-24 16:30:41,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7878cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:41, skipping insertion in model container [2019-11-24 16:30:41,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:30:41" (1/1) ... [2019-11-24 16:30:41,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:30:41,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:30:42,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:30:42,149 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:30:42,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:30:42,174 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:30:42,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42 WrapperNode [2019-11-24 16:30:42,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:30:42,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:30:42,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:30:42,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:30:42,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:30:42,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:30:42,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:30:42,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:30:42,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:30:42,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:30:42,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:30:42,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:30:42,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:30:42" (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 16:30:42,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:30:42,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:30:42,584 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:30:42,584 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:30:42,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:30:42 BoogieIcfgContainer [2019-11-24 16:30:42,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:30:42,587 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:30:42,587 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:30:42,588 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:30:42,589 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:30:42" (1/1) ... [2019-11-24 16:30:42,601 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 16:30:42,655 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:30:42,655 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:30:42,667 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:30:42,678 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:30:42,679 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:30:43,920 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 297 [2019-11-24 16:30:44,117 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2019-11-24 16:30:44,339 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 364 [2019-11-24 16:30:44,567 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 364 [2019-11-24 16:30:44,834 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2019-11-24 16:30:45,075 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 367 [2019-11-24 16:30:45,458 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-11-24 16:30:45,819 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-11-24 16:30:46,387 WARN L192 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 563 [2019-11-24 16:30:46,833 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 557 [2019-11-24 16:30:47,566 WARN L192 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 698 [2019-11-24 16:30:48,306 WARN L192 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 695 [2019-11-24 16:30:49,384 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 865 DAG size of output: 857 [2019-11-24 16:30:50,554 WARN L192 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 856 DAG size of output: 855 [2019-11-24 16:30:52,456 WARN L192 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 1092 DAG size of output: 1081 [2019-11-24 16:30:54,355 WARN L192 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 1078 DAG size of output: 1075 [2019-11-24 16:30:57,166 WARN L192 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 1356 DAG size of output: 1348 [2019-11-24 16:31:00,404 WARN L192 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 1346 DAG size of output: 1343 [2019-11-24 16:31:04,980 WARN L192 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 1684 DAG size of output: 1670 [2019-11-24 16:31:09,974 WARN L192 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 1669 DAG size of output: 1666 [2019-11-24 16:31:15,188 WARN L192 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 1668 [2019-11-24 16:31:19,936 WARN L192 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 1669 DAG size of output: 1668 [2019-11-24 16:31:25,072 WARN L192 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 1670 [2019-11-24 16:31:29,807 WARN L192 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 1671 DAG size of output: 1670 [2019-11-24 16:31:34,971 WARN L192 SmtUtils]: Spent 4.68 s on a formula simplification that was a NOOP. DAG size: 1672 [2019-11-24 16:31:39,691 WARN L192 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 1673 DAG size of output: 1672 [2019-11-24 16:31:44,802 WARN L192 SmtUtils]: Spent 4.62 s on a formula simplification that was a NOOP. DAG size: 1674 [2019-11-24 16:31:49,520 WARN L192 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 1675 DAG size of output: 1674 [2019-11-24 16:31:54,914 WARN L192 SmtUtils]: Spent 4.87 s on a formula simplification that was a NOOP. DAG size: 1676 [2019-11-24 16:31:59,609 WARN L192 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 1677 DAG size of output: 1676 [2019-11-24 16:32:04,733 WARN L192 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 1678 [2019-11-24 16:32:09,475 WARN L192 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 1679 DAG size of output: 1678 [2019-11-24 16:32:14,601 WARN L192 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 1682 [2019-11-24 16:32:19,365 WARN L192 SmtUtils]: Spent 4.76 s on a formula simplification. DAG size of input: 1683 DAG size of output: 1682 [2019-11-24 16:32:24,504 WARN L192 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 1686