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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:18:44,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:18:44,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:18:44,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:18:44,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:18:44,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:18:44,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:18:44,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:18:44,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:18:44,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:18:44,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:18:44,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:18:44,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:18:44,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:18:44,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:18:44,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:18:44,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:18:44,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:18:44,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:18:44,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:18:44,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:18:44,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:18:44,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:18:44,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:18:44,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:18:44,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:18:44,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:18:44,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:18:44,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:18:44,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:18:44,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:18:44,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:18:44,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:18:44,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:18:44,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:18:44,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:18:44,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:18:44,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:18:44,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:18:44,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:18:44,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:18:44,245 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 20:18:44,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:18:44,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:18:44,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:18:44,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:18:44,265 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:18:44,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:18:44,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:18:44,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:18:44,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:18:44,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:18:44,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:18:44,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:18:44,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:18:44,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:18:44,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:18:44,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:18:44,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:18:44,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:18:44,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:18:44,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:18:44,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:18:44,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:18:44,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:18:44,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:18:44,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:18:44,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:18:44,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:18:44,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:18:44,272 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 -> ReUseSupersetCallSummarizer 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 20:18:44,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:18:44,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:18:44,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:18:44,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:18:44,336 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:18:44,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-09-20 20:18:44,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5172a7c26/a3822f667525477196624bcba7d39e94/FLAGd9b772b26 [2019-09-20 20:18:44,932 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:18:44,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-09-20 20:18:44,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5172a7c26/a3822f667525477196624bcba7d39e94/FLAGd9b772b26 [2019-09-20 20:18:45,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5172a7c26/a3822f667525477196624bcba7d39e94 [2019-09-20 20:18:45,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:18:45,279 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:18:45,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:45,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:18:45,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:18:45,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7109e68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45, skipping insertion in model container [2019-09-20 20:18:45,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,295 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:18:45,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:18:45,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:45,781 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:18:45,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:45,909 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:18:45,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45 WrapperNode [2019-09-20 20:18:45,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:45,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:18:45,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:18:45,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:18:45,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (1/1) ... [2019-09-20 20:18:45,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:18:45,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:18:45,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:18:45,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:18:45,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:45" (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 20:18:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:18:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:18:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:18:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:18:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:18:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:18:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:18:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:18:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:18:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:18:46,697 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:18:46,697 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:18:46,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:46 BoogieIcfgContainer [2019-09-20 20:18:46,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:18:46,699 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:18:46,699 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:18:46,700 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:18:46,701 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:46" (1/1) ... [2019-09-20 20:18:46,702 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:18:46,726 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 20:18:46,726 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:18:46,735 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:18:46,746 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:18:46,748 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:18:46,848 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-20 20:18:47,433 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 51 [2019-09-20 20:18:47,586 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 20:18:48,296 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2019-09-20 20:18:48,536 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:18:49,125 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2019-09-20 20:18:49,355 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:18:49,406 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:49,504 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:49,728 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:49,862 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:50,524 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2019-09-20 20:18:50,739 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 20:18:51,485 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:51,694 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:52,493 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:52,699 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:53,426 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:53,635 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:54,387 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:54,587 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:55,392 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:55,614 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:56,359 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:56,565 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:57,291 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:57,496 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:58,237 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:58,437 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:18:59,139 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:18:59,344 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:00,058 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:00,266 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:01,016 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:01,231 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:01,957 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:02,155 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:02,867 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:03,062 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:03,771 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:03,967 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:04,690 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:04,887 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:05,565 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:05,757 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:06,453 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:06,668 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:07,382 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:07,574 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:08,265 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:08,460 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:09,148 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:09,337 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:10,031 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:10,224 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:10,913 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:11,111 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:11,803 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:11,998 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:12,688 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:12,880 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:13,572 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:13,764 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:14,455 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:14,651 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:15,350 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:15,534 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:16,209 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 127 [2019-09-20 20:19:16,400 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:19:16,467 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:17,704 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 148 [2019-09-20 20:19:18,535 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:19,297 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:20,055 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:20,813 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:21,573 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:22,329 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:23,102 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:23,856 WARN L191 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:24,602 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:25,377 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:26,145 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:26,924 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:27,691 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:28,470 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:29,270 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153 [2019-09-20 20:19:30,041 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 153