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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/locks/test_locks_12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:24:28,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:24:28,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:24:28,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:24:28,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:24:28,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:24:28,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:24:28,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:24:28,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:24:28,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:24:28,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:24:28,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:24:28,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:24:28,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:24:28,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:24:28,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:24:28,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:24:28,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:24:28,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:24:28,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:24:28,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:24:28,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:24:28,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:24:28,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:24:28,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:24:28,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:24:28,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:24:28,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:24:28,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:24:28,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:24:28,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:24:28,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:24:28,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:24:28,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:24:28,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:24:28,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:24:28,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:24:28,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:24:28,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:24:28,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:24:28,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:24:28,300 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 21:24:28,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:24:28,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:24:28,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:24:28,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:24:28,330 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:24:28,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:24:28,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:24:28,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:24:28,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:24:28,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:24:28,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:24:28,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:24:28,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:24:28,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:24:28,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:24:28,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:24:28,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:24:28,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:24:28,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:24:28,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:24:28,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:24:28,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:24:28,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:24:28,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:24:28,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:24:28,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:24:28,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:24:28,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:24:28,337 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 -> InterpretCallSummarizer 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 21:24:28,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:24:28,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:24:28,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:24:28,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:24:28,396 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:24:28,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_12.c [2019-09-20 21:24:28,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855a16d72/39b11c75d770431496905e4b881f7c3a/FLAG6b0409c32 [2019-09-20 21:24:28,919 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:24:28,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_12.c [2019-09-20 21:24:28,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855a16d72/39b11c75d770431496905e4b881f7c3a/FLAG6b0409c32 [2019-09-20 21:24:29,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/855a16d72/39b11c75d770431496905e4b881f7c3a [2019-09-20 21:24:29,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:24:29,342 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:24:29,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:24:29,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:24:29,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:24:29,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be80d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29, skipping insertion in model container [2019-09-20 21:24:29,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,360 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:24:29,387 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:24:29,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:24:29,676 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:24:29,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:24:29,819 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:24:29,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29 WrapperNode [2019-09-20 21:24:29,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:24:29,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:24:29,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:24:29,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:24:29,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (1/1) ... [2019-09-20 21:24:29,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:24:29,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:24:29,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:24:29,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:24:29,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:24:29" (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 21:24:29,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:24:29,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:24:29,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:24:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:24:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:24:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:24:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:24:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:24:30,569 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:24:30,569 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 21:24:30,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:24:30 BoogieIcfgContainer [2019-09-20 21:24:30,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:24:30,573 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:24:30,573 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:24:30,573 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:24:30,575 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:24:30" (1/1) ... [2019-09-20 21:24:30,578 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:24:30,606 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:24:30,606 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:24:30,618 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:24:30,632 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:24:30,633 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:24:30,704 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 21:24:30,897 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:35,512 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 21:24:36,828 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 21:24:37,074 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 21:24:37,180 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 21:24:37,980 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 21:24:38,161 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 21:24:38,348 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 21:24:38,484 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 21:24:38,865 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-09-20 21:24:39,813 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 21:24:41,102 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:46,440 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 21:24:46,618 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 21:24:47,309 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:50,391 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-20 21:24:50,541 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 21:24:51,511 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:53,017 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:54,876 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-20 21:24:55,067 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-20 21:24:56,061 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:57,515 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:24:59,859 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-20 21:25:00,023 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-20 21:25:00,204 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 21:25:00,422 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-20 21:25:00,670 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 21:25:00,847 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 21:25:01,273 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 21:25:01,856 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:25:04,329 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 21:25:04,485 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 21:25:04,662 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 21:25:04,810 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 21:25:05,268 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 21:25:06,720 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-09-20 21:25:08,118 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:25:09,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:25:11,784 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-20 21:25:11,976 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-20 21:25:12,193 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 21:25:12,368 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 21:25:12,564 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 21:25:12,689 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 21:25:13,553 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-20 21:25:15,028 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12