/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/loop-lit/hhk2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:33:48,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:33:48,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:33:48,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:33:48,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:33:48,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:33:48,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:33:48,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:33:48,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:33:48,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:33:48,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:33:48,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:33:48,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:33:48,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:33:48,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:33:48,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:33:48,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:33:48,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:33:48,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:33:48,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:33:48,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:33:48,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:33:48,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:33:48,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:33:48,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:33:48,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:33:48,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:33:48,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:33:48,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:33:48,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:33:48,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:33:48,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:33:48,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:33:48,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:33:48,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:33:48,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:33:48,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:33:48,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:33:48,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:33:48,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:33:48,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:33:48,732 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 16:33:48,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:33:48,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:33:48,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:33:48,748 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:33:48,748 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:33:48,748 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:33:48,748 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:33:48,748 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:33:48,748 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:33:48,749 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:33:48,749 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:33:48,749 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:33:48,749 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:33:48,750 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:33:48,750 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:33:48,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:33:48,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:33:48,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:33:48,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:33:48,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:33:48,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:33:48,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:33:48,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:33:48,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:33:48,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:33:48,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:33:48,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:33:48,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:33:48,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:33:48,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:33:48,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:33:48,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:33:48,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:33:48,754 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:33:48,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:33:48,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:33:48,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:33:48,755 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:33:49,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:33:49,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:33:49,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:33:49,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:33:49,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:33:49,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/hhk2008.i [2019-11-24 16:33:49,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f298cc2e2/448c76ab274e4e2cb8744263ff0d2626/FLAG2853bb535 [2019-11-24 16:33:49,602 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:33:49,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/hhk2008.i [2019-11-24 16:33:49,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f298cc2e2/448c76ab274e4e2cb8744263ff0d2626/FLAG2853bb535 [2019-11-24 16:33:50,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f298cc2e2/448c76ab274e4e2cb8744263ff0d2626 [2019-11-24 16:33:50,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:33:50,035 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:33:50,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:33:50,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:33:50,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:33:50,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a49d264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50, skipping insertion in model container [2019-11-24 16:33:50,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:33:50,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:33:50,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:33:50,226 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:33:50,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:33:50,258 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:33:50,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50 WrapperNode [2019-11-24 16:33:50,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:33:50,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:33:50,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:33:50,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:33:50,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:33:50,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:33:50,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:33:50,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:33:50,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:33:50,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:33:50,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:33:50,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:33:50,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:50" (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 16:33:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:33:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:33:50,675 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:33:50,675 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:33:50,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:33:50 BoogieIcfgContainer [2019-11-24 16:33:50,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:33:50,677 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:33:50,678 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:33:50,683 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:33:50,684 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:33:50" (1/1) ... [2019-11-24 16:33:50,685 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 16:33:50,751 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:33:50,751 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:33:50,767 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:33:50,775 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:33:50,776 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:33:52,022 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2019-11-24 16:33:52,192 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2019-11-24 16:33:52,430 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2019-11-24 16:33:52,681 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2019-11-24 16:33:52,995 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2019-11-24 16:33:53,409 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 360 [2019-11-24 16:33:53,883 WARN L192 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2019-11-24 16:33:54,341 WARN L192 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 467 [2019-11-24 16:33:55,089 WARN L192 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 605 [2019-11-24 16:33:55,932 WARN L192 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 568 [2019-11-24 16:33:56,635 WARN L192 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-11-24 16:33:57,225 WARN L192 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2019-11-24 16:33:58,223 WARN L192 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 694 [2019-11-24 16:33:59,336 WARN L192 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 691 DAG size of output: 686 [2019-11-24 16:34:00,946 WARN L192 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 891 DAG size of output: 890 [2019-11-24 16:34:02,641 WARN L192 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 890 DAG size of output: 887 [2019-11-24 16:34:05,247 WARN L192 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 1134 DAG size of output: 1133 [2019-11-24 16:34:08,057 WARN L192 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 1133 DAG size of output: 1125 [2019-11-24 16:34:11,667 WARN L192 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 1121 [2019-11-24 16:34:14,580 WARN L192 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 1122 DAG size of output: 1122 [2019-11-24 16:34:19,016 WARN L192 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 1399 DAG size of output: 1399 [2019-11-24 16:34:23,806 WARN L192 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 1400 DAG size of output: 1398 [2019-11-24 16:34:31,021 WARN L192 SmtUtils]: Spent 7.12 s on a formula simplification. DAG size of input: 1758 DAG size of output: 1753 [2019-11-24 16:34:38,439 WARN L192 SmtUtils]: Spent 7.25 s on a formula simplification. DAG size of input: 1753 DAG size of output: 1750 [2019-11-24 16:34:49,488 WARN L192 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 2178 DAG size of output: 2173 [2019-11-24 16:35:02,057 WARN L192 SmtUtils]: Spent 12.37 s on a formula simplification. DAG size of input: 2172 DAG size of output: 2165 [2019-11-24 16:35:14,483 WARN L192 SmtUtils]: Spent 12.03 s on a formula simplification that was a NOOP. DAG size: 2163 [2019-11-24 16:35:27,491 WARN L192 SmtUtils]: Spent 13.00 s on a formula simplification. DAG size of input: 2164 DAG size of output: 2164