/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-invariants/odd.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:25:09,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:25:09,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:25:09,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:25:09,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:25:09,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:25:09,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:25:09,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:25:09,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:25:09,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:25:09,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:25:09,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:25:09,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:25:09,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:25:09,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:25:09,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:25:09,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:25:09,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:25:09,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:25:09,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:25:09,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:25:09,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:25:09,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:25:09,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:25:09,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:25:09,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:25:09,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:25:09,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:25:09,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:25:09,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:25:09,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:25:09,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:25:09,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:25:09,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:25:09,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:25:09,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:25:09,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:25:09,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:25:09,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:25:09,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:25:09,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:25:09,780 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 16:25:09,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:25:09,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:25:09,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:25:09,816 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:25:09,816 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:25:09,816 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:25:09,816 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:25:09,817 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:25:09,817 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:25:09,817 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:25:09,817 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:25:09,817 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:25:09,817 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:25:09,818 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:25:09,819 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:25:09,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:25:09,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:25:09,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:25:09,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:25:09,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:25:09,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:25:09,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:25:09,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:25:09,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:25:09,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:25:09,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:25:09,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:25:09,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:25:09,824 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:25:09,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:25:09,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:25:09,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:25:09,824 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:25:10,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:25:10,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:25:10,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:25:10,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:25:10,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:25:10,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/odd.c [2019-11-24 16:25:10,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e2a09b1/0fb9a9fc93964b7298d49bdb4b647b7f/FLAG0a612d8ed [2019-11-24 16:25:10,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:25:10,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/odd.c [2019-11-24 16:25:10,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e2a09b1/0fb9a9fc93964b7298d49bdb4b647b7f/FLAG0a612d8ed [2019-11-24 16:25:11,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14e2a09b1/0fb9a9fc93964b7298d49bdb4b647b7f [2019-11-24 16:25:11,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:25:11,015 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:25:11,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:25:11,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:25:11,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:25:11,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187ea265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11, skipping insertion in model container [2019-11-24 16:25:11,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:25:11,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:25:11,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:25:11,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:25:11,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:25:11,244 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:25:11,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11 WrapperNode [2019-11-24 16:25:11,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:25:11,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:25:11,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:25:11,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:25:11,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:25:11,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:25:11,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:25:11,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:25:11,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:25:11,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:25:11,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:25:11,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:25:11,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:25:11" (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 16:25:11,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:25:11,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:25:11,624 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:25:11,624 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:25:11,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:25:11 BoogieIcfgContainer [2019-11-24 16:25:11,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:25:11,626 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:25:11,626 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:25:11,626 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:25:11,627 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:25:11" (1/1) ... [2019-11-24 16:25:11,627 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 16:25:11,651 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:25:11,651 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:25:11,659 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:25:11,666 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:25:11,668 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:25:16,674 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 320 [2019-11-24 16:25:16,839 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 328 [2019-11-24 16:25:17,035 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 328 [2019-11-24 16:25:17,209 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 336 [2019-11-24 16:25:17,409 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 336 [2019-11-24 16:25:17,538 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 344 [2019-11-24 16:25:17,695 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 344 [2019-11-24 16:25:17,824 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 352 [2019-11-24 16:25:17,992 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 352 [2019-11-24 16:25:18,337 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 368 [2019-11-24 16:25:18,810 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 384 [2019-11-24 16:25:20,028 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 424 [2019-11-24 16:25:20,287 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 432 [2019-11-24 16:25:20,448 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2019-11-24 16:25:20,574 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 440 [2019-11-24 16:25:20,869 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 448 [2019-11-24 16:25:21,157 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 456 [2019-11-24 16:25:21,331 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-11-24 16:25:21,468 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 464 [2019-11-24 16:25:21,639 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 464 [2019-11-24 16:25:21,791 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 472 [2019-11-24 16:25:21,977 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 472 [2019-11-24 16:25:22,126 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 480 [2019-11-24 16:25:22,319 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 480 [2019-11-24 16:25:22,486 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 488 [2019-11-24 16:25:22,704 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 488 [2019-11-24 16:25:22,928 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 496 [2019-11-24 16:25:23,126 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 496 [2019-11-24 16:25:23,289 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 504 [2019-11-24 16:25:23,503 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 504 [2019-11-24 16:25:23,668 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 512 [2019-11-24 16:25:23,880 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-11-24 16:25:24,138 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 520 [2019-11-24 16:25:24,356 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 520 [2019-11-24 16:25:24,580 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 528 [2019-11-24 16:25:24,819 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-11-24 16:25:24,998 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 536 [2019-11-24 16:25:25,236 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-11-24 16:25:25,455 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 544 [2019-11-24 16:25:25,699 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 544 [2019-11-24 16:25:25,899 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 552 [2019-11-24 16:25:26,216 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 552 [2019-11-24 16:25:26,410 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 560 [2019-11-24 16:25:26,671 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 560 [2019-11-24 16:25:26,878 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 706 DAG size of output: 568 [2019-11-24 16:25:27,152 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 568 [2019-11-24 16:25:27,362 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 576 [2019-11-24 16:25:27,644 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 576 [2019-11-24 16:25:27,861 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 726 DAG size of output: 584 [2019-11-24 16:25:28,143 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 584 [2019-11-24 16:25:28,360 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 736 DAG size of output: 592 [2019-11-24 16:25:28,659 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 592 [2019-11-24 16:25:28,886 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 600 [2019-11-24 16:25:29,185 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 600 [2019-11-24 16:25:29,415 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 756 DAG size of output: 608 [2019-11-24 16:25:29,730 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 608 [2019-11-24 16:25:29,984 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 766 DAG size of output: 616 [2019-11-24 16:25:30,302 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 616 [2019-11-24 16:25:30,553 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 776 DAG size of output: 624 [2019-11-24 16:25:30,889 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 624 [2019-11-24 16:25:31,162 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 632 [2019-11-24 16:25:31,508 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 632 [2019-11-24 16:25:31,763 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 796 DAG size of output: 640 [2019-11-24 16:25:32,118 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 640 [2019-11-24 16:25:32,376 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 648 [2019-11-24 16:25:32,741 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 649 DAG size of output: 648 [2019-11-24 16:25:33,006 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 816 DAG size of output: 656 [2019-11-24 16:25:33,380 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 656 [2019-11-24 16:25:33,650 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 664 [2019-11-24 16:25:34,028 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 664 [2019-11-24 16:25:34,315 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 672 [2019-11-24 16:25:34,703 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 672 [2019-11-24 16:25:34,992 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 680 [2019-11-24 16:25:35,392 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 680 [2019-11-24 16:25:35,690 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 856 DAG size of output: 688 [2019-11-24 16:25:36,107 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 688 [2019-11-24 16:25:36,415 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 696 [2019-11-24 16:25:36,841 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 696 [2019-11-24 16:25:37,143 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 876 DAG size of output: 704 [2019-11-24 16:25:37,591 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 704 [2019-11-24 16:25:37,909 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 886 DAG size of output: 712 [2019-11-24 16:25:38,363 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 713 DAG size of output: 712 [2019-11-24 16:25:38,705 WARN L192 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 896 DAG size of output: 720 [2019-11-24 16:25:39,175 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 720 [2019-11-24 16:25:39,502 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 906 DAG size of output: 728 [2019-11-24 16:25:39,982 WARN L192 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 728 [2019-11-24 16:25:40,313 WARN L192 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 916 DAG size of output: 736 [2019-11-24 16:25:40,804 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 736 [2019-11-24 16:25:41,143 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 744 [2019-11-24 16:25:41,642 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 745 DAG size of output: 744 [2019-11-24 16:25:41,990 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 936 DAG size of output: 752 [2019-11-24 16:25:42,506 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 752 [2019-11-24 16:25:42,856 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 760 [2019-11-24 16:25:43,385 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 760 [2019-11-24 16:25:43,757 WARN L192 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 956 DAG size of output: 768 [2019-11-24 16:25:44,302 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 769 DAG size of output: 768 [2019-11-24 16:25:44,677 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 966 DAG size of output: 776 [2019-11-24 16:25:45,232 WARN L192 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 776 [2019-11-24 16:25:45,612 WARN L192 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 784 [2019-11-24 16:25:46,182 WARN L192 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 784 [2019-11-24 16:25:46,573 WARN L192 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 986 DAG size of output: 792 [2019-11-24 16:25:47,156 WARN L192 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 792 [2019-11-24 16:25:47,551 WARN L192 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 996 DAG size of output: 800 [2019-11-24 16:25:48,158 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 801 DAG size of output: 800 [2019-11-24 16:25:48,564 WARN L192 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 1006 DAG size of output: 808 [2019-11-24 16:25:49,178 WARN L192 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 808 [2019-11-24 16:25:49,605 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 1016 DAG size of output: 816 [2019-11-24 16:25:50,240 WARN L192 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 817 DAG size of output: 816 [2019-11-24 16:25:50,662 WARN L192 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 1026 DAG size of output: 824 [2019-11-24 16:25:51,301 WARN L192 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 824 [2019-11-24 16:25:51,736 WARN L192 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 1036 DAG size of output: 832 [2019-11-24 16:25:52,397 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 832 [2019-11-24 16:25:52,835 WARN L192 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 840 [2019-11-24 16:25:53,498 WARN L192 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 841 DAG size of output: 840 [2019-11-24 16:25:53,945 WARN L192 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 848 [2019-11-24 16:25:54,626 WARN L192 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 848 [2019-11-24 16:25:55,086 WARN L192 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 856 [2019-11-24 16:25:55,788 WARN L192 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 857 DAG size of output: 856 [2019-11-24 16:25:56,272 WARN L192 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 864 [2019-11-24 16:25:56,992 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 864 [2019-11-24 16:25:57,474 WARN L192 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 872 [2019-11-24 16:25:58,208 WARN L192 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 873 DAG size of output: 872 [2019-11-24 16:25:58,695 WARN L192 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 880 [2019-11-24 16:25:59,440 WARN L192 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 881 DAG size of output: 880 [2019-11-24 16:25:59,947 WARN L192 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 888 [2019-11-24 16:26:00,714 WARN L192 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 888 [2019-11-24 16:26:01,216 WARN L192 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 896 [2019-11-24 16:26:02,013 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 897 DAG size of output: 896 [2019-11-24 16:26:02,522 WARN L192 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 1126 DAG size of output: 904 [2019-11-24 16:26:03,332 WARN L192 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 904 [2019-11-24 16:26:03,880 WARN L192 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 912 [2019-11-24 16:26:04,691 WARN L192 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 912 [2019-11-24 16:26:05,223 WARN L192 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 1146 DAG size of output: 920 [2019-11-24 16:26:06,051 WARN L192 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 920 [2019-11-24 16:26:06,578 WARN L192 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 1156 DAG size of output: 928 [2019-11-24 16:26:07,435 WARN L192 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 929 DAG size of output: 928 [2019-11-24 16:26:07,971 WARN L192 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 1166 DAG size of output: 936 [2019-11-24 16:26:08,839 WARN L192 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 937 DAG size of output: 936 [2019-11-24 16:26:09,381 WARN L192 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 1176 DAG size of output: 944 [2019-11-24 16:26:10,261 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 944 [2019-11-24 16:26:10,823 WARN L192 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 1186 DAG size of output: 952 [2019-11-24 16:26:11,728 WARN L192 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 952 [2019-11-24 16:26:12,305 WARN L192 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 960 [2019-11-24 16:26:13,229 WARN L192 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 960 [2019-11-24 16:26:13,850 WARN L192 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 968 [2019-11-24 16:26:14,785 WARN L192 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 969 DAG size of output: 968 [2019-11-24 16:26:15,393 WARN L192 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 1216 DAG size of output: 976 [2019-11-24 16:26:16,341 WARN L192 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 977 DAG size of output: 976 [2019-11-24 16:26:16,964 WARN L192 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 984 [2019-11-24 16:26:17,949 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 985 DAG size of output: 984 [2019-11-24 16:26:18,569 WARN L192 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 1236 DAG size of output: 992 [2019-11-24 16:26:19,586 WARN L192 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 993 DAG size of output: 992 [2019-11-24 16:26:20,210 WARN L192 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 1000 [2019-11-24 16:26:21,252 WARN L192 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 1000 [2019-11-24 16:26:21,880 WARN L192 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 1008 [2019-11-24 16:26:22,925 WARN L192 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 1009 DAG size of output: 1008 [2019-11-24 16:26:23,615 WARN L192 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 1016 [2019-11-24 16:26:24,666 WARN L192 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 1017 DAG size of output: 1016 [2019-11-24 16:26:25,372 WARN L192 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 1276 DAG size of output: 1024 [2019-11-24 16:26:26,448 WARN L192 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 1024 [2019-11-24 16:26:27,169 WARN L192 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 1286 DAG size of output: 1032 [2019-11-24 16:26:28,257 WARN L192 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 1033 DAG size of output: 1032 [2019-11-24 16:26:29,027 WARN L192 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1040 [2019-11-24 16:26:30,143 WARN L192 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 1040 [2019-11-24 16:26:30,889 WARN L192 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 1306 DAG size of output: 1048 [2019-11-24 16:26:32,082 WARN L192 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 1048 [2019-11-24 16:26:32,789 WARN L192 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 1316 DAG size of output: 1056 [2019-11-24 16:26:34,006 WARN L192 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 1056 [2019-11-24 16:26:34,731 WARN L192 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1064 [2019-11-24 16:26:35,961 WARN L192 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 1064 [2019-11-24 16:26:36,684 WARN L192 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 1072 [2019-11-24 16:26:37,954 WARN L192 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 1072 [2019-11-24 16:26:38,712 WARN L192 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 1080 [2019-11-24 16:26:39,988 WARN L192 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 1081 DAG size of output: 1080 [2019-11-24 16:26:40,733 WARN L192 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 1356 DAG size of output: 1088 [2019-11-24 16:26:41,975 WARN L192 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 1089 DAG size of output: 1088 [2019-11-24 16:26:42,765 WARN L192 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 1366 DAG size of output: 1096 [2019-11-24 16:26:44,023 WARN L192 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 1096 [2019-11-24 16:26:44,833 WARN L192 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 1376 DAG size of output: 1104 [2019-11-24 16:26:46,117 WARN L192 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 1104 [2019-11-24 16:26:46,965 WARN L192 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 1386 DAG size of output: 1112 [2019-11-24 16:26:48,262 WARN L192 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1112 [2019-11-24 16:26:49,066 WARN L192 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 1396 DAG size of output: 1120 [2019-11-24 16:26:50,447 WARN L192 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 1121 DAG size of output: 1120 [2019-11-24 16:26:51,239 WARN L192 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 1406 DAG size of output: 1128 [2019-11-24 16:26:52,650 WARN L192 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1128 [2019-11-24 16:26:53,469 WARN L192 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 1416 DAG size of output: 1136 [2019-11-24 16:26:54,873 WARN L192 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 1136 [2019-11-24 16:26:55,686 WARN L192 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1144