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-industry-pattern/mod3.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:19:38,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:19:38,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:19:38,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:19:38,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:19:38,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:19:38,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:19:38,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:19:38,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:19:38,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:19:38,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:19:38,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:19:38,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:19:38,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:19:38,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:19:38,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:19:38,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:19:38,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:19:38,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:19:38,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:19:38,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:19:38,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:19:38,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:19:38,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:19:38,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:19:38,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:19:38,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:19:38,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:19:38,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:19:38,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:19:38,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:19:38,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:19:38,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:19:38,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:19:38,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:19:38,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:19:38,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:19:38,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:19:38,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:19:38,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:19:38,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:19:38,510 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 20:19:38,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:19:38,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:19:38,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:19:38,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:19:38,537 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:19:38,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:19:38,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:19:38,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:19:38,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:19:38,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:19:38,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:19:38,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:19:38,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:19:38,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:19:38,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:19:38,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:19:38,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:19:38,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:19:38,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:19:38,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:19:38,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:19:38,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:19:38,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:19:38,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:19:38,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:19:38,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:19:38,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:19:38,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:19:38,543 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 20:19:38,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:19:38,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:19:38,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:19:38,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:19:38,598 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:19:38,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 20:19:38,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cd2ec08/112ca69d2baa40ff804a8a74016a0c99/FLAG30ac2c912 [2019-09-20 20:19:39,132 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:19:39,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-09-20 20:19:39,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cd2ec08/112ca69d2baa40ff804a8a74016a0c99/FLAG30ac2c912 [2019-09-20 20:19:39,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cd2ec08/112ca69d2baa40ff804a8a74016a0c99 [2019-09-20 20:19:39,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:19:39,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:19:39,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:19:39,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:19:39,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:19:39,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf2f29d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39, skipping insertion in model container [2019-09-20 20:19:39,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:19:39,559 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:19:39,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:19:39,765 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:19:39,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:19:39,812 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:19:39,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39 WrapperNode [2019-09-20 20:19:39,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:19:39,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:19:39,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:19:39,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:19:39,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (1/1) ... [2019-09-20 20:19:39,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:19:39,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:19:39,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:19:39,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:19:39,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:19:39" (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 20:19:39,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:19:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:19:40,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:19:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:19:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:19:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:19:40,000 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:19:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:19:40,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:19:40,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:19:40,310 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:19:40,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:19:40 BoogieIcfgContainer [2019-09-20 20:19:40,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:19:40,313 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:19:40,313 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:19:40,313 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:19:40,314 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:19:40" (1/1) ... [2019-09-20 20:19:40,323 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 20:19:40,355 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:19:40,356 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:19:40,368 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:19:40,380 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:19:40,382 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:19:40,541 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-09-20 20:19:41,061 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 68 [2019-09-20 20:19:41,246 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 20:19:41,770 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 3 [2019-09-20 20:19:41,924 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2019-09-20 20:19:43,138 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 20:19:43,619 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:19:51,785 WARN L191 SmtUtils]: Spent 8.16 s on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2019-09-20 20:19:52,507 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:19:52,687 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-09-20 20:19:55,183 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 20:19:55,835 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:19:56,218 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2019-09-20 20:19:58,319 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:19:58,852 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-20 20:19:59,725 WARN L191 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 20:19:59,902 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:20:02,675 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2019-09-20 20:20:02,809 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:20:03,009 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2019-09-20 20:20:04,415 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 20:20:06,577 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:20:17,247 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2019-09-20 20:20:17,557 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:20:17,918 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-20 20:20:20,415 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 20:20:24,331 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification that was a NOOP. DAG size: 38 [2019-09-20 20:20:26,736 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2019-09-20 20:20:27,020 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74