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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:39:02,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:02,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:02,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:02,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:02,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:02,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:02,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:02,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:02,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:02,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:02,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:02,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:02,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:02,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:02,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:02,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:02,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:02,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:02,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:02,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:02,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:02,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:02,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:02,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:02,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:02,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:02,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:02,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:02,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:02,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:02,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:02,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:02,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:02,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:02,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:02,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:02,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:02,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:02,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:02,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:02,654 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 [2019-09-19 21:39:02,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:02,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:02,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:02,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:02,681 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:02,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:02,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:02,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:02,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:02,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:02,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:02,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:02,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:02,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:02,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:02,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:02,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:02,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:02,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:02,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:02,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:02,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:02,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:02,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:02,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:02,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:02,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:02,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:02,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:39:02,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:02,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:02,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:02,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:02,751 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:02,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2019-09-19 21:39:02,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e776868/1dbd797af24d4e74acd1b114e679430c/FLAGbf64e33d1 [2019-09-19 21:39:03,241 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:03,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2019-09-19 21:39:03,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e776868/1dbd797af24d4e74acd1b114e679430c/FLAGbf64e33d1 [2019-09-19 21:39:03,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8e776868/1dbd797af24d4e74acd1b114e679430c [2019-09-19 21:39:03,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:03,644 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:03,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:03,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:03,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:03,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:03" (1/1) ... [2019-09-19 21:39:03,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf74c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:03, skipping insertion in model container [2019-09-19 21:39:03,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:03" (1/1) ... [2019-09-19 21:39:03,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:03,676 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:03,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:03,939 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:03,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:04,081 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:04,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04 WrapperNode [2019-09-19 21:39:04,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:04,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:04,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:04,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:04,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:04,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:04,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:04,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:04,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:04" (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 [2019-09-19 21:39:04,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:39:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 21:39:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 21:39:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:04,585 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:04,586 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-19 21:39:04,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:04 BoogieIcfgContainer [2019-09-19 21:39:04,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:04,588 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:04,588 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:04,588 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:04,589 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:04" (1/1) ... [2019-09-19 21:39:04,590 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 21:39:04,611 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:39:04,611 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:04,618 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:04,626 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:04,628 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:04,774 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-19 21:39:07,486 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 861 [2019-09-19 21:39:07,683 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 861 [2019-09-19 21:39:08,659 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 874 DAG size of output: 865 [2019-09-19 21:39:09,074 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 865 [2019-09-19 21:39:15,427 WARN L191 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:39:23,474 WARN L191 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:39:28,073 WARN L191 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:39:30,847 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:39:37,553 WARN L191 SmtUtils]: Spent 6.70 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:39:42,193 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:39:47,128 WARN L191 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:39:49,508 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:39:51,789 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:39:54,194 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:39:57,219 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:39:59,793 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:40:02,423 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:40:05,596 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:40:08,590 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:11,781 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:15,361 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:40:19,298 WARN L191 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:40:22,605 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:27,908 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:30,853 WARN L191 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:40:33,898 WARN L191 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:40:37,845 WARN L191 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:42,993 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:40:47,332 WARN L191 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:40:53,973 WARN L191 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:40:56,395 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:40:59,079 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:41:05,802 WARN L191 SmtUtils]: Spent 6.72 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:41:09,702 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:41:21,429 WARN L191 SmtUtils]: Spent 11.72 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:41:33,334 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:41:36,455 WARN L191 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:41:42,708 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:41:45,870 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:41:48,650 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:41:58,424 WARN L191 SmtUtils]: Spent 9.77 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:42:02,887 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:42:07,308 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:42:18,755 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:42:27,639 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:42:39,796 WARN L191 SmtUtils]: Spent 12.16 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:42:47,853 WARN L191 SmtUtils]: Spent 8.05 s on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 21:42:56,348 WARN L191 SmtUtils]: Spent 8.49 s on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-19 21:43:01,287 WARN L191 SmtUtils]: Spent 4.94 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:43:04,596 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:43:15,779 WARN L191 SmtUtils]: Spent 11.18 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:43:22,690 WARN L191 SmtUtils]: Spent 6.91 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:43:26,208 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:43:29,598 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:43:32,292 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:43:34,585 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:43:38,410 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:43:50,171 WARN L191 SmtUtils]: Spent 11.76 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:43:52,662 WARN L191 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:43:55,565 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:43:58,166 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:01,085 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:03,979 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:06,496 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:09,748 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:12,545 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:16,659 WARN L191 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:44:21,335 WARN L191 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:44:24,446 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:44:27,312 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-19 21:44:29,886 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:33,152 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:44:36,454 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:44:39,435 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:44:45,302 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:44:55,259 WARN L191 SmtUtils]: Spent 9.96 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:44:58,310 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:01,874 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:04,835 WARN L191 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:08,345 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:11,727 WARN L191 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:14,957 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:17,944 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:45:21,272 WARN L191 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:45:24,706 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:45:29,422 WARN L191 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:45:37,512 WARN L191 SmtUtils]: Spent 8.09 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:40,829 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:44,985 WARN L191 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:48,544 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:45:51,941 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:54,749 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:45:59,457 WARN L191 SmtUtils]: Spent 4.70 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:46:03,750 WARN L191 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:46:07,294 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:46:14,706 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:46:17,792 WARN L191 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:46:20,976 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:46:24,208 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:46:26,991 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:46:37,752 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:46:48,293 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:46:55,816 WARN L191 SmtUtils]: Spent 7.52 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:47:03,244 WARN L191 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:47:11,236 WARN L191 SmtUtils]: Spent 7.99 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:47:17,142 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:47:21,785 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:47:26,778 WARN L191 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:47:33,609 WARN L191 SmtUtils]: Spent 6.83 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:47:36,845 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:47:42,420 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-19 21:47:47,756 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-19 21:47:52,537 WARN L191 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-19 21:47:55,533 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-19 21:48:01,102 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:48:09,529 WARN L191 SmtUtils]: Spent 8.43 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:48:16,521 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:22,829 WARN L191 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:25,923 WARN L191 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:28,685 WARN L191 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:31,629 WARN L191 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:48:34,613 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:48:38,261 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:41,363 WARN L191 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-09-19 21:48:43,944 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:48:47,016 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:48:49,862 WARN L191 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2019-09-19 21:48:52,729 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2019-09-19 21:49:01,532 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:08,027 WARN L191 SmtUtils]: Spent 6.49 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:12,502 WARN L191 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:17,122 WARN L191 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:20,855 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:49:25,948 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:49:32,990 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:49:39,570 WARN L191 SmtUtils]: Spent 6.58 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 21:49:43,062 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:49:46,623 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:49:50,874 WARN L191 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:55,765 WARN L191 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:49:59,477 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:50:05,022 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:50:12,149 WARN L191 SmtUtils]: Spent 7.12 s on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-19 21:50:14,834 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-19 21:50:25,879 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:50:32,054 WARN L191 SmtUtils]: Spent 6.17 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:50:34,739 WARN L191 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:50:37,110 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:50:39,863 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:50:42,414 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:50:45,759 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:50:49,197 WARN L191 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:50:52,358 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:50:55,266 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:51:01,375 WARN L191 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:51:04,712 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:51:08,438 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:51:14,637 WARN L191 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:51:20,977 WARN L191 SmtUtils]: Spent 6.34 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:51:28,819 WARN L191 SmtUtils]: Spent 7.84 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:51:35,119 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:51:38,725 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:51:49,401 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:52:01,918 WARN L191 SmtUtils]: Spent 12.52 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:52:05,822 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:52:14,933 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:52:18,802 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:52:22,617 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:52:27,013 WARN L191 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-19 21:52:30,688 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-19 21:52:33,586 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:52:36,735 WARN L191 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 21:52:39,373 WARN L191 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:52:42,188 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:52:48,378 WARN L191 SmtUtils]: Spent 6.19 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:52:59,355 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 21:53:04,839 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:53:11,728 WARN L191 SmtUtils]: Spent 6.89 s on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-09-19 21:53:14,782 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:53:17,735 WARN L191 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-19 21:53:25,863 WARN L191 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:53:32,866 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-19 21:53:35,951 WARN L191 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:53:39,864 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-19 21:53:42,843 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 85 DAG size of output: 83