/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/list-ext3-properties/sll_length_check-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:10:31,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:10:31,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:10:31,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:10:31,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:10:31,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:10:31,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:10:31,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:10:31,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:10:31,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:10:31,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:10:31,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:10:31,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:10:31,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:10:31,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:10:31,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:10:31,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:10:31,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:10:31,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:10:31,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:10:31,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:10:31,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:10:31,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:10:31,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:10:31,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:10:31,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:10:31,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:10:31,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:10:31,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:10:31,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:10:31,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:10:31,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:10:31,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:10:31,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:10:31,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:10:31,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:10:31,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:10:31,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:10:31,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:10:31,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:10:31,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:10:31,843 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 16:10:31,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:10:31,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:10:31,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:10:31,866 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:10:31,866 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:10:31,866 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:10:31,866 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:10:31,867 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:10:31,867 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:10:31,867 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:10:31,868 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:10:31,868 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:10:31,869 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:10:31,869 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:10:31,869 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:10:31,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:10:31,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:10:31,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:10:31,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:10:31,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:10:31,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:10:31,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:10:31,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:10:31,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:10:31,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:10:31,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:10:31,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:10:31,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:10:31,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:10:31,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:10:31,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:10:31,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:10:31,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:10:31,876 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:10:31,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:10:31,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:10:31,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:10:31,877 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:10:32,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:10:32,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:10:32,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:10:32,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:10:32,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:10:32,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_length_check-2.i [2019-11-24 16:10:32,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94908b3ee/a7425ad954294ddc908f93eaa6934344/FLAG2f7095247 [2019-11-24 16:10:32,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:10:32,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_length_check-2.i [2019-11-24 16:10:32,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94908b3ee/a7425ad954294ddc908f93eaa6934344/FLAG2f7095247 [2019-11-24 16:10:33,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94908b3ee/a7425ad954294ddc908f93eaa6934344 [2019-11-24 16:10:33,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:10:33,059 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:10:33,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:10:33,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:10:33,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:10:33,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31856daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33, skipping insertion in model container [2019-11-24 16:10:33,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:10:33,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:10:33,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:10:33,513 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:10:33,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:10:33,620 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:10:33,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33 WrapperNode [2019-11-24 16:10:33,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:10:33,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:10:33,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:10:33,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:10:33,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:10:33,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:10:33,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:10:33,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:10:33,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (1/1) ... [2019-11-24 16:10:33,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:10:33,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:10:33,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:10:33,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:10:33,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:10:33" (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 16:10:33,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:10:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:10:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:10:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:10:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:10:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:10:34,186 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:10:34,187 INFO L284 CfgBuilder]: Removed 16 assume(true) statements. [2019-11-24 16:10:34,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:10:34 BoogieIcfgContainer [2019-11-24 16:10:34,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:10:34,189 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:10:34,189 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:10:34,189 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:10:34,191 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:10:34" (1/1) ... [2019-11-24 16:10:34,192 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 16:10:34,215 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:10:34,216 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:10:34,223 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:10:34,230 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:10:34,231 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:10:35,291 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2019-11-24 16:10:35,442 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 16:10:35,611 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-11-24 16:10:35,810 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2019-11-24 16:10:36,006 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-11-24 16:10:36,123 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 196 [2019-11-24 16:10:36,306 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-11-24 16:10:36,474 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2019-11-24 16:10:36,779 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 336 [2019-11-24 16:10:37,071 WARN L192 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 330 [2019-11-24 16:10:37,538 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 416 [2019-11-24 16:10:37,987 WARN L192 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 392 [2019-11-24 16:10:38,475 WARN L192 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 364 [2019-11-24 16:10:38,946 WARN L192 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 359 [2019-11-24 16:10:39,742 WARN L192 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 519 [2019-11-24 16:10:40,441 WARN L192 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 500 [2019-11-24 16:10:40,936 WARN L192 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-11-24 16:10:41,405 WARN L192 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-11-24 16:10:42,512 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 747 DAG size of output: 735 [2019-11-24 16:10:43,485 WARN L192 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 731 DAG size of output: 729 [2019-11-24 16:10:45,411 WARN L192 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 1109 DAG size of output: 1104 [2019-11-24 16:10:47,487 WARN L192 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 1093 DAG size of output: 1085 [2019-11-24 16:10:49,875 WARN L192 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 1083 [2019-11-24 16:10:51,893 WARN L192 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1084 DAG size of output: 1083 [2019-11-24 16:10:54,048 WARN L192 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 1086 [2019-11-24 16:10:56,125 WARN L192 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 1087 DAG size of output: 1087 [2019-11-24 16:11:00,304 WARN L192 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1611 [2019-11-24 16:11:04,783 WARN L192 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 1608 DAG size of output: 1603 [2019-11-24 16:11:14,075 WARN L192 SmtUtils]: Spent 9.09 s on a formula simplification. DAG size of input: 2462 DAG size of output: 2455 [2019-11-24 16:11:23,961 WARN L192 SmtUtils]: Spent 9.77 s on a formula simplification. DAG size of input: 2442 DAG size of output: 2438 [2019-11-24 16:11:40,546 WARN L192 SmtUtils]: Spent 16.36 s on a formula simplification. DAG size of input: 3418 DAG size of output: 3410 [2019-11-24 16:11:57,889 WARN L192 SmtUtils]: Spent 17.21 s on a formula simplification. DAG size of input: 3390 DAG size of output: 3385