/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/gsv2008.c.i.p+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:33:04,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:33:04,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:33:04,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:33:04,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:33:04,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:33:04,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:33:04,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:33:04,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:33:04,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:33:04,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:33:04,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:33:04,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:33:04,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:33:04,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:33:04,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:33:04,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:33:04,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:33:04,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:33:04,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:33:04,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:33:04,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:33:04,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:33:04,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:33:04,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:33:04,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:33:04,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:33:04,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:33:04,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:33:04,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:33:04,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:33:04,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:33:04,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:33:04,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:33:04,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:33:04,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:33:04,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:33:04,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:33:04,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:33:04,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:33:04,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:33:04,981 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 16:33:05,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:33:05,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:33:05,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:33:05,010 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:33:05,010 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:33:05,010 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:33:05,010 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:33:05,012 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:33:05,012 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:33:05,012 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:33:05,012 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:33:05,012 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:33:05,013 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:33:05,013 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:33:05,013 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:33:05,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:33:05,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:33:05,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:33:05,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:33:05,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:33:05,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:33:05,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:33:05,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:33:05,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:33:05,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:33:05,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:33:05,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:33:05,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:33:05,020 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:33:05,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:33:05,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:33:05,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:33:05,021 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:33:05,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:33:05,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:33:05,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:33:05,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:33:05,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:33:05,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gsv2008.c.i.p+cfa-reducer.c [2019-11-24 16:33:05,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdfad4ba/c4329dabbc4344139619e6ed6afc43c9/FLAG03f4d4ba0 [2019-11-24 16:33:05,806 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:33:05,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.c.i.p+cfa-reducer.c [2019-11-24 16:33:05,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdfad4ba/c4329dabbc4344139619e6ed6afc43c9/FLAG03f4d4ba0 [2019-11-24 16:33:06,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fdfad4ba/c4329dabbc4344139619e6ed6afc43c9 [2019-11-24 16:33:06,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:33:06,207 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:33:06,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:33:06,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:33:06,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:33:06,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413b6478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06, skipping insertion in model container [2019-11-24 16:33:06,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:33:06,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:33:06,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:33:06,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:33:06,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:33:06,454 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:33:06,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06 WrapperNode [2019-11-24 16:33:06,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:33:06,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:33:06,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:33:06,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:33:06,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:33:06,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:33:06,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:33:06,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:33:06,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:33:06,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:33:06,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:33:06,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:33:06,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:33:06" (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 16:33:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:33:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:33:06,801 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:33:06,802 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-24 16:33:06,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:33:06 BoogieIcfgContainer [2019-11-24 16:33:06,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:33:06,804 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:33:06,804 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:33:06,804 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:33:06,805 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:33:06" (1/1) ... [2019-11-24 16:33:06,806 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 16:33:06,829 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:33:06,829 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:33:06,837 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:33:06,844 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:33:06,845 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:33:07,755 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 310 [2019-11-24 16:33:08,226 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 444 [2019-11-24 16:33:08,395 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-11-24 16:33:08,600 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 523 [2019-11-24 16:33:08,818 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 508 [2019-11-24 16:33:09,207 WARN L192 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 749 DAG size of output: 748 [2019-11-24 16:33:09,610 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 735 [2019-11-24 16:33:10,181 WARN L192 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 898 [2019-11-24 16:33:10,672 WARN L192 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 885 [2019-11-24 16:33:11,365 WARN L192 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 1233 DAG size of output: 1182 [2019-11-24 16:33:12,061 WARN L192 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 1165 DAG size of output: 1160 [2019-11-24 16:33:13,169 WARN L192 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 1484 DAG size of output: 1438 [2019-11-24 16:33:14,300 WARN L192 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 1414 DAG size of output: 1360 [2019-11-24 16:33:15,591 WARN L192 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1355 DAG size of output: 1342 [2019-11-24 16:33:16,546 WARN L192 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1339 [2019-11-24 16:33:17,504 WARN L192 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 1343 [2019-11-24 16:33:18,333 WARN L192 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 1344 DAG size of output: 1344 [2019-11-24 16:33:20,211 WARN L192 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 1810 DAG size of output: 1756 [2019-11-24 16:33:22,376 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 1738 DAG size of output: 1733 [2019-11-24 16:33:25,788 WARN L192 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 2291 DAG size of output: 2235 [2019-11-24 16:33:28,700 WARN L192 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 2218 DAG size of output: 2216 [2019-11-24 16:33:34,731 WARN L192 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 3009 DAG size of output: 2981 [2019-11-24 16:33:41,745 WARN L192 SmtUtils]: Spent 6.75 s on a formula simplification. DAG size of input: 2956 DAG size of output: 2915 [2019-11-24 16:33:53,762 WARN L192 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 3798 DAG size of output: 3731 [2019-11-24 16:34:05,778 WARN L192 SmtUtils]: Spent 11.70 s on a formula simplification. DAG size of input: 3707 DAG size of output: 3700 [2019-11-24 16:34:27,367 WARN L192 SmtUtils]: Spent 21.31 s on a formula simplification. DAG size of input: 5172 DAG size of output: 5129 [2019-11-24 16:34:49,557 WARN L192 SmtUtils]: Spent 21.80 s on a formula simplification. DAG size of input: 5108 DAG size of output: 5079