java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/locks/test_locks_7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:52:54,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:52:54,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:52:54,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:52:54,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:52:54,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:52:54,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:52:54,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:52:54,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:52:54,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:52:54,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:52:54,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:52:54,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:52:54,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:52:54,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:52:54,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:52:54,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:52:54,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:52:54,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:52:54,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:52:54,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:52:54,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:52:54,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:52:54,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:52:54,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:52:54,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:52:54,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:52:54,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:52:54,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:52:54,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:52:54,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:52:54,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:52:54,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:52:54,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:52:54,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:52:54,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:52:54,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:52:54,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:52:54,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:52:54,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:52:54,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:52:54,332 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 [2019-09-21 09:52:54,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:52:54,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:52:54,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:52:54,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:52:54,349 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:52:54,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:52:54,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:52:54,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:52:54,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:52:54,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:52:54,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:52:54,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:52:54,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:52:54,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:52:54,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:52:54,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:52:54,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:52:54,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:52:54,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:52:54,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:52:54,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:52:54,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:52:54,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:52:54,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:52:54,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:52:54,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:52:54,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:52:54,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:52:54,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:52:54,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:52:54,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:52:54,406 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:52:54,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:52:54,408 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:52:54,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_7.c [2019-09-21 09:52:54,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edcd1082a/a537384ee4d24ebeaaab47a2db56de4c/FLAG381e3c88b [2019-09-21 09:52:54,941 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:52:54,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_7.c [2019-09-21 09:52:54,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edcd1082a/a537384ee4d24ebeaaab47a2db56de4c/FLAG381e3c88b [2019-09-21 09:52:55,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edcd1082a/a537384ee4d24ebeaaab47a2db56de4c [2019-09-21 09:52:55,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:52:55,312 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:52:55,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:55,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:52:55,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:52:55,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a23759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55, skipping insertion in model container [2019-09-21 09:52:55,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:52:55,351 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:52:55,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:55,556 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:52:55,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:55,592 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:52:55,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55 WrapperNode [2019-09-21 09:52:55,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:55,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:52:55,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:52:55,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:52:55,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (1/1) ... [2019-09-21 09:52:55,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:52:55,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:52:55,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:52:55,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:52:55,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:55" (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 [2019-09-21 09:52:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:52:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:52:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:52:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:52:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:52:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:52:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:52:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:52:56,257 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:52:56,257 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:52:56,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:56 BoogieIcfgContainer [2019-09-21 09:52:56,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:52:56,259 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:52:56,259 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:52:56,260 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:52:56,261 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:56" (1/1) ... [2019-09-21 09:52:56,262 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:52:56,290 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:52:56,290 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:52:56,298 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:52:56,307 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:52:56,309 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:52:56,401 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:52:56,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 09:52:56,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 09:52:58,090 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 214 [2019-09-21 09:52:59,171 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 214 [2019-09-21 09:52:59,632 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-21 09:52:59,897 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-21 09:52:59,936 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 09:53:00,632 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-09-21 09:53:01,168 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-09-21 09:53:01,947 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:53:02,630 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:53:03,880 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2019-09-21 09:53:04,508 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:53:05,140 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:53:05,738 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2019-09-21 09:53:06,462 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-21 09:53:07,155 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-21 09:53:08,170 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 392 [2019-09-21 09:53:09,277 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 554 [2019-09-21 09:53:10,244 WARN L191 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-21 09:53:11,588 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 555 DAG size of output: 555 [2019-09-21 09:53:12,555 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-21 09:53:13,524 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-09-21 09:53:14,623 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 555 DAG size of output: 555 [2019-09-21 09:53:15,997 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 805 [2019-09-21 09:53:17,359 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 805 [2019-09-21 09:53:19,352 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 806 DAG size of output: 806 [2019-09-21 09:53:21,582 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 1196 [2019-09-21 09:53:23,693 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 1196 [2019-09-21 09:53:26,750 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 1197 DAG size of output: 1197 [2019-09-21 09:53:28,862 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 1196 [2019-09-21 09:53:30,931 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 1196 [2019-09-21 09:53:33,136 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 1197 DAG size of output: 1197 [2019-09-21 09:53:36,579 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification that was a NOOP. DAG size: 1813