/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_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:52:35,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:52:35,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:52:35,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:52:35,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:52:35,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:52:35,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:52:35,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:52:35,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:52:35,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:52:35,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:52:35,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:52:35,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:52:35,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:52:35,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:52:35,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:52:35,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:52:35,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:52:35,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:52:35,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:52:35,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:52:35,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:52:35,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:52:35,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:52:35,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:52:35,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:52:35,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:52:35,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:52:35,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:52:35,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:52:35,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:52:35,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:52:35,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:52:35,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:52:35,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:52:35,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:52:35,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:52:35,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:52:35,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:52:35,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:52:35,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:52:35,137 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 17:52:35,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:52:35,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:52:35,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:52:35,153 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:52:35,153 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:52:35,153 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:52:35,153 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:52:35,154 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:52:35,154 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:52:35,154 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:52:35,154 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:52:35,154 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:52:35,155 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:52:35,155 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:52:35,156 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:52:35,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:52:35,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:52:35,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:52:35,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:52:35,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:52:35,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:52:35,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:52:35,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:52:35,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:52:35,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:52:35,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:52:35,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:52:35,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:52:35,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:52:35,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:52:35,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:52:35,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:52:35,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:52:35,162 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:52:35,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:52:35,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:52:35,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:52:35,163 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:52:35,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:52:35,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:52:35,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:52:35,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:52:35,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:52:35,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-11-24 17:52:35,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/508f29107/670f6b3e17b24cefa6dc90dd519886c3/FLAGf465c7b06 [2019-11-24 17:52:35,965 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:52:35,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-11-24 17:52:35,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/508f29107/670f6b3e17b24cefa6dc90dd519886c3/FLAGf465c7b06 [2019-11-24 17:52:36,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/508f29107/670f6b3e17b24cefa6dc90dd519886c3 [2019-11-24 17:52:36,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:52:36,335 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:52:36,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:52:36,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:52:36,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:52:36,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:52:36" (1/1) ... [2019-11-24 17:52:36,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761c7118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:36, skipping insertion in model container [2019-11-24 17:52:36,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:52:36" (1/1) ... [2019-11-24 17:52:36,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:52:36,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:52:36,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:52:36,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:52:36,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:52:37,019 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:52:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37 WrapperNode [2019-11-24 17:52:37,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:52:37,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:52:37,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:52:37,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:52:37,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:52:37,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:52:37,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:52:37,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:52:37,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (1/1) ... [2019-11-24 17:52:37,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:52:37,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:52:37,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:52:37,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:52:37,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:52:37" (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 17:52:37,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:52:37,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:52:37,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:52:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:52:38,553 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:52:38,554 INFO L284 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-24 17:52:38,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:52:38 BoogieIcfgContainer [2019-11-24 17:52:38,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:52:38,556 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:52:38,556 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:52:38,556 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:52:38,557 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:52:38" (1/1) ... [2019-11-24 17:52:38,558 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 17:52:38,581 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 17:52:38,581 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:52:38,589 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:52:38,596 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:52:38,598 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:52:48,324 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-11-24 17:52:50,018 WARN L192 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 17:52:50,173 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 17:52:50,950 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 549 [2019-11-24 17:52:51,427 WARN L192 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 549 [2019-11-24 17:52:51,913 WARN L192 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-11-24 17:52:52,393 WARN L192 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 550 [2019-11-24 17:52:52,822 WARN L192 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 550 [2019-11-24 17:52:53,266 WARN L192 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-11-24 17:52:53,662 WARN L192 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-11-24 17:52:54,368 WARN L192 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 654 [2019-11-24 17:52:55,817 WARN L192 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 685 DAG size of output: 681 [2019-11-24 17:52:56,705 WARN L192 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 681 [2019-11-24 17:52:57,899 WARN L192 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 681 DAG size of output: 681 [2019-11-24 17:52:59,612 WARN L192 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 707 DAG size of output: 703 [2019-11-24 17:53:01,305 WARN L192 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 707 DAG size of output: 703 [2019-11-24 17:53:02,677 WARN L192 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 694 [2019-11-24 17:53:04,537 WARN L192 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 707 [2019-11-24 17:53:07,337 WARN L192 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 709 DAG size of output: 709 [2019-11-24 17:53:17,649 WARN L192 SmtUtils]: Spent 6.04 s on a formula simplification. DAG size of input: 998 DAG size of output: 842 [2019-11-24 17:53:23,318 WARN L192 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 998 DAG size of output: 842 [2019-11-24 17:53:29,392 WARN L192 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 812 DAG size of output: 794 [2019-11-24 17:53:41,457 WARN L192 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 1253 DAG size of output: 960 [2019-11-24 17:53:53,743 WARN L192 SmtUtils]: Spent 12.27 s on a formula simplification. DAG size of input: 1253 DAG size of output: 960 [2019-11-24 17:54:01,402 WARN L192 SmtUtils]: Spent 7.64 s on a formula simplification. DAG size of input: 896 DAG size of output: 881