/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:46:23,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:46:23,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:46:23,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:46:23,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:46:23,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:46:23,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:46:23,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:46:23,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:46:23,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:46:23,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:46:23,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:46:23,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:46:23,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:46:23,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:46:23,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:46:23,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:46:23,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:46:23,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:46:23,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:46:23,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:46:23,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:46:23,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:46:23,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:46:23,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:46:23,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:46:23,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:46:23,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:46:23,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:46:23,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:46:23,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:46:23,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:46:23,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:46:23,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:46:23,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:46:23,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:46:23,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:46:23,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:46:23,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:46:23,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:46:23,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:46:23,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 17:46:23,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:46:23,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:46:23,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:46:23,678 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:46:23,678 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:46:23,678 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:46:23,679 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:46:23,680 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:46:23,680 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:46:23,680 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:46:23,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:46:23,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:46:23,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:46:23,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:46:23,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:46:23,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:46:23,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:46:23,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:46:23,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:46:23,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:46:23,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:46:23,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:46:23,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:46:23,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:46:23,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:46:23,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:46:23,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:46:23,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:46:23,684 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:46:23,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:46:23,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:46:23,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:46:23,685 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:46:23,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:46:23,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:46:23,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:46:23,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:46:23,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:46:23,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2019-11-24 17:46:24,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e34a25bb/c0f2832314f44548824ee10968cb5fce/FLAG92ca73736 [2019-11-24 17:46:24,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:46:24,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2019-11-24 17:46:24,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e34a25bb/c0f2832314f44548824ee10968cb5fce/FLAG92ca73736 [2019-11-24 17:46:24,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e34a25bb/c0f2832314f44548824ee10968cb5fce [2019-11-24 17:46:24,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:46:24,910 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:46:24,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:46:24,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:46:24,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:46:24,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:46:24" (1/1) ... [2019-11-24 17:46:24,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9711f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:24, skipping insertion in model container [2019-11-24 17:46:24,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:46:24" (1/1) ... [2019-11-24 17:46:24,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:46:24,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:46:25,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:46:25,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:46:25,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:46:25,607 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:46:25,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25 WrapperNode [2019-11-24 17:46:25,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:46:25,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:46:25,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:46:25,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:46:25,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:46:25,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:46:25,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:46:25,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:46:25,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (1/1) ... [2019-11-24 17:46:25,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:46:25,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:46:25,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:46:25,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:46:25,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:46:25" (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 [2019-11-24 17:46:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:46:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:46:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:46:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:46:27,171 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:46:27,171 INFO L284 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-24 17:46:27,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:46:27 BoogieIcfgContainer [2019-11-24 17:46:27,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:46:27,173 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:46:27,173 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:46:27,173 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:46:27,175 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:46:27" (1/1) ... [2019-11-24 17:46:27,175 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 17:46:27,199 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 17:46:27,199 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:46:27,207 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:46:27,214 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:46:27,216 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:46:36,680 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2019-11-24 17:46:38,777 WARN L192 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 17:46:38,911 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-24 17:46:39,257 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 543 [2019-11-24 17:46:39,492 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 543 [2019-11-24 17:46:39,674 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-11-24 17:46:40,117 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 545 [2019-11-24 17:46:40,467 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 545 [2019-11-24 17:46:40,770 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-11-24 17:46:41,479 WARN L192 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-24 17:46:42,749 WARN L192 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 647 [2019-11-24 17:46:46,444 WARN L192 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 694 DAG size of output: 681 [2019-11-24 17:46:48,270 WARN L192 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 694 DAG size of output: 681 [2019-11-24 17:46:49,807 WARN L192 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 680 DAG size of output: 679 [2019-11-24 17:46:52,659 WARN L192 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 780 DAG size of output: 764 [2019-11-24 17:46:55,562 WARN L192 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 780 DAG size of output: 764 [2019-11-24 17:46:58,396 WARN L192 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 763 DAG size of output: 759 [2019-11-24 17:47:01,392 WARN L192 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 757 [2019-11-24 17:47:05,300 WARN L192 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 760 DAG size of output: 758 [2019-11-24 17:47:17,765 WARN L192 SmtUtils]: Spent 7.26 s on a formula simplification. DAG size of input: 1117 DAG size of output: 804 [2019-11-24 17:47:24,763 WARN L192 SmtUtils]: Spent 6.99 s on a formula simplification. DAG size of input: 1117 DAG size of output: 804 [2019-11-24 17:47:29,155 WARN L192 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 794 DAG size of output: 784 [2019-11-24 17:47:48,100 WARN L192 SmtUtils]: Spent 18.92 s on a formula simplification. DAG size of input: 1624 DAG size of output: 1090