java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:20:18,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:20:18,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:20:18,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:20:18,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:20:18,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:20:18,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:20:18,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:20:18,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:20:18,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:20:18,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:20:18,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:20:18,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:20:18,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:20:18,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:20:18,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:20:18,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:20:18,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:20:18,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:20:18,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:20:18,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:20:18,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:20:18,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:20:18,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:20:18,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:20:18,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:20:18,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:20:18,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:20:18,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:20:18,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:20:18,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:20:18,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:20:18,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:20:18,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:20:18,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:20:18,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:20:18,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:20:18,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:20:18,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:20:18,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:20:18,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:20:18,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 17:20:18,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:20:18,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:20:18,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:20:18,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:20:18,723 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:20:18,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:20:18,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:20:18,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:20:18,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:20:18,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:20:18,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:20:18,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:20:18,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:20:18,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:20:18,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:20:18,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:20:18,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:20:18,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:20:18,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:20:18,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:20:18,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:20:18,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:20:18,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:20:18,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:20:18,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:20:18,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:20:18,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:20:18,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:20:18,778 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:20:18,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2019-09-20 17:20:18,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c9e891/a10aa7bf760d4a2bbb9dd7d43034b8dd/FLAG3b5e51358 [2019-09-20 17:20:19,272 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:20:19,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2019-09-20 17:20:19,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c9e891/a10aa7bf760d4a2bbb9dd7d43034b8dd/FLAG3b5e51358 [2019-09-20 17:20:19,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0c9e891/a10aa7bf760d4a2bbb9dd7d43034b8dd [2019-09-20 17:20:19,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:20:19,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:20:19,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:19,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:20:19,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:20:19,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:19,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27146ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19, skipping insertion in model container [2019-09-20 17:20:19,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:19,733 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:20:19,751 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:20:19,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:19,940 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:20:19,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:19,970 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:20:19,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19 WrapperNode [2019-09-20 17:20:19,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:19,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:20:19,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:20:19,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:20:20,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... [2019-09-20 17:20:20,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:20:20,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:20:20,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:20:20,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:20:20,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:20:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:20:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:20:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 17:20:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:20:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:20:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:20:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:20:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:20:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:20:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:20:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:20:20,350 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:20:20,350 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 17:20:20,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:20 BoogieIcfgContainer [2019-09-20 17:20:20,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:20:20,352 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:20:20,353 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:20:20,353 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:20:20,354 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:20" (1/1) ... [2019-09-20 17:20:20,355 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:20:20,405 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:20:20,405 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:20:20,428 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:20:20,436 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:20:20,438 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:20:20,497 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 17:20:20,977 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2019-09-20 17:20:21,138 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2019-09-20 17:20:21,527 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2019-09-20 17:20:21,668 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-20 17:20:21,897 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2019-09-20 17:20:22,240 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2019-09-20 17:20:22,433 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2019-09-20 17:20:22,857 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-20 17:20:23,027 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:23,474 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:23,628 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:23,942 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 17:20:24,091 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:24,316 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-20 17:20:24,455 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:24,737 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 31 [2019-09-20 17:20:24,895 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:25,167 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:25,318 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-20 17:20:25,531 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:25,656 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:25,858 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:26,029 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 17:20:26,290 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-09-20 17:20:26,466 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 17:20:26,767 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-09-20 17:20:26,928 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:27,265 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:27,422 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 17:20:27,624 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-20 17:20:28,024 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:28,198 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:28,530 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:28,667 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 17:20:28,883 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 17:20:29,021 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:29,213 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-20 17:20:29,328 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-20 17:20:29,484 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2019-09-20 17:20:29,891 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 17:20:30,096 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:30,476 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-20 17:20:30,633 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:31,048 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 17:20:31,256 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 17:20:31,378 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:31,624 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-20 17:20:31,785 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-09-20 17:20:32,073 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:32,202 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:32,401 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 17:20:32,538 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:32,786 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-20 17:20:32,944 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-09-20 17:20:33,055 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 17:20:33,381 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:33,572 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 33 [2019-09-20 17:20:33,917 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-20 17:20:34,086 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:34,377 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:34,508 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 17:20:34,699 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 17:20:34,824 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:35,016 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:35,195 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2019-09-20 17:20:35,432 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2019-09-20 17:20:35,565 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-20 17:20:35,754 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2019-09-20 17:20:35,918 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-20 17:20:36,180 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2019-09-20 17:20:36,365 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-20 17:20:36,588 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2019-09-20 17:20:36,696 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 30 [2019-09-20 17:20:36,854 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-09-20 17:20:37,160 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:37,310 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:20:37,525 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:20:37,658 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:37,876 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-20 17:20:38,070 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-20 17:20:38,369 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-09-20 17:20:38,537 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:38,773 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-20 17:20:38,935 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-09-20 17:20:39,052 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-09-20 17:20:39,245 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:39,395 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:20:39,605 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-20 17:20:39,958 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:40,115 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:40,422 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 17:20:40,557 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:40,768 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-20 17:20:41,148 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-20 17:20:41,588 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:41,723 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 17:20:41,907 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:42,236 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:42,380 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2019-09-20 17:20:42,607 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-20 17:20:42,760 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-20 17:20:43,007 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 29 [2019-09-20 17:20:43,162 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2019-09-20 17:20:43,579 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:43,790 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-20 17:20:43,958 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:44,165 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:44,324 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-20 17:20:44,545 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2019-09-20 17:20:44,656 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:44,885 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:45,043 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:45,336 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 17:20:45,480 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:45,699 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 17:20:45,822 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:46,066 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-20 17:20:46,226 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2019-09-20 17:20:46,520 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:46,666 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:20:46,921 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 17:20:47,063 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:47,274 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-09-20 17:20:47,451 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 17:20:47,703 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 17:20:47,848 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-20 17:20:48,064 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:20:48,246 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-09-20 17:20:48,530 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-20 17:20:48,692 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-09-20 17:20:48,902 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2019-09-20 17:20:49,007 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 29 [2019-09-20 17:20:49,160 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2019-09-20 17:20:49,552 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:49,735 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-20 17:20:49,866 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-20 17:20:50,041 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-20 17:20:50,197 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2019-09-20 17:20:50,433 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-20 17:20:50,568 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-20 17:20:50,807 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2019-09-20 17:20:50,959 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:51,389 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:51,577 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-20 17:20:51,880 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-20 17:20:51,982 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-20 17:20:52,135 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:52,546 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:52,749 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-20 17:20:53,163 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2019-09-20 17:20:53,383 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:53,730 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-20 17:20:54,277 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 17:20:54,468 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:54,602 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:20:54,793 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2019-09-20 17:20:54,923 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2019-09-20 17:20:55,127 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:20:55,471 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-09-20 17:20:55,625 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-20 17:20:56,049 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:20:56,246 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:56,357 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-20 17:20:56,591 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-20 17:20:56,750 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2019-09-20 17:20:57,036 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-20 17:20:57,164 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:57,351 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-20 17:20:57,646 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2019-09-20 17:20:57,791 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2019-09-20 17:20:58,006 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-20 17:20:58,124 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-20 17:20:58,358 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-09-20 17:20:58,909 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:20:59,115 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-20 17:20:59,236 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:20:59,484 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2019-09-20 17:20:59,638 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2019-09-20 17:21:00,036 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 17:21:00,238 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 17:21:00,364 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:21:00,623 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-09-20 17:21:00,779 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2019-09-20 17:21:01,225 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 17:21:01,434 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 17:21:01,590 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-20 17:21:01,853 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-09-20 17:21:02,027 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2019-09-20 17:21:02,412 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-20 17:21:02,596 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 17:21:02,706 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 17:21:03,023 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 17:21:03,239 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-09-20 17:21:03,362 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32