/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/loop-lit/afnp2014.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:19:47,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:19:47,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:19:47,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:19:47,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:19:47,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:19:47,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:19:47,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:19:47,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:19:47,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:19:47,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:19:47,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:19:47,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:19:47,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:19:47,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:19:47,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:19:47,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:19:47,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:19:47,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:19:47,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:19:47,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:19:47,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:19:47,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:19:47,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:19:47,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 04:19:47,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 04:19:47,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 04:19:47,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 04:19:47,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 04:19:47,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 04:19:47,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:19:47,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:19:47,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:19:47,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:19:47,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:19:47,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:19:47,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:19:47,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:19:47,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:19:47,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:19:47,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:19:47,908 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 04:19:47,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:19:47,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:19:47,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:19:47,923 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:19:47,924 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:19:47,924 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:19:47,924 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:19:47,924 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:19:47,924 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:19:47,924 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:19:47,925 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:19:47,925 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:19:47,925 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:19:47,925 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:19:47,925 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:19:47,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:19:47,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:19:47,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:19:47,928 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:19:47,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:19:47,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:19:47,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:19:47,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:19:47,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:19:47,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:19:47,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:19:47,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:19:47,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:19:47,930 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:19:47,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:19:47,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:19:47,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:19:47,930 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:19:48,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:19:48,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:19:48,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:19:48,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:19:48,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:19:48,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/afnp2014.i [2019-11-24 04:19:48,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73e0b907f/8e0971e307504efea0bcc934e18d3ce6/FLAG97c35a987 [2019-11-24 04:19:48,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:19:48,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/afnp2014.i [2019-11-24 04:19:48,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73e0b907f/8e0971e307504efea0bcc934e18d3ce6/FLAG97c35a987 [2019-11-24 04:19:49,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73e0b907f/8e0971e307504efea0bcc934e18d3ce6 [2019-11-24 04:19:49,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:19:49,191 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:19:49,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:19:49,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:19:49,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:19:49,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8ccd03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49, skipping insertion in model container [2019-11-24 04:19:49,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:19:49,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:19:49,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:19:49,416 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:19:49,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:19:49,444 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:19:49,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49 WrapperNode [2019-11-24 04:19:49,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:19:49,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:19:49,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:19:49,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:19:49,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:19:49,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:19:49,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:19:49,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:19:49,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (1/1) ... [2019-11-24 04:19:49,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:19:49,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:19:49,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:19:49,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:19:49,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (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 04:19:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:19:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:19:49,847 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:19:49,847 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 04:19:49,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:19:49 BoogieIcfgContainer [2019-11-24 04:19:49,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:19:49,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:19:49,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:19:49,870 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:19:49,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:19:49" (1/3) ... [2019-11-24 04:19:49,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b48114f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:19:49, skipping insertion in model container [2019-11-24 04:19:49,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:19:49" (2/3) ... [2019-11-24 04:19:49,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b48114f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:19:49, skipping insertion in model container [2019-11-24 04:19:49,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:19:49" (3/3) ... [2019-11-24 04:19:49,879 INFO L109 eAbstractionObserver]: Analyzing ICFG afnp2014.i [2019-11-24 04:19:49,893 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:19:49,901 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-24 04:19:49,928 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-24 04:19:49,962 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:19:49,962 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:19:49,962 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:19:49,962 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:19:49,963 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:19:49,963 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:19:49,963 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:19:49,963 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:19:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2019-11-24 04:19:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-24 04:19:49,983 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:19:49,983 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-24 04:19:49,984 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:19:49,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:19:49,988 INFO L82 PathProgramCache]: Analyzing trace with hash 30139652, now seen corresponding path program 1 times [2019-11-24 04:19:49,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:19:49,996 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872546194] [2019-11-24 04:19:49,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:19:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:19:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:19:50,086 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872546194] [2019-11-24 04:19:50,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:19:50,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:19:50,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936031673] [2019-11-24 04:19:50,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:19:50,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:19:50,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:19:50,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:19:50,111 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 2 states. [2019-11-24 04:19:50,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:19:50,126 INFO L93 Difference]: Finished difference Result 15 states and 17 transitions. [2019-11-24 04:19:50,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:19:50,128 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2019-11-24 04:19:50,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:19:50,137 INFO L225 Difference]: With dead ends: 15 [2019-11-24 04:19:50,137 INFO L226 Difference]: Without dead ends: 7 [2019-11-24 04:19:50,140 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:19:50,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-11-24 04:19:50,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-11-24 04:19:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-11-24 04:19:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-11-24 04:19:50,173 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2019-11-24 04:19:50,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:19:50,174 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-11-24 04:19:50,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:19:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-11-24 04:19:50,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-24 04:19:50,175 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:19:50,175 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-24 04:19:50,175 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:19:50,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:19:50,176 INFO L82 PathProgramCache]: Analyzing trace with hash 952617967, now seen corresponding path program 1 times [2019-11-24 04:19:50,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:19:50,176 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625406457] [2019-11-24 04:19:50,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:19:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:19:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:19:50,252 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625406457] [2019-11-24 04:19:50,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:19:50,252 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:19:50,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353728932] [2019-11-24 04:19:50,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:19:50,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:19:50,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:19:50,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:19:50,256 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-11-24 04:19:50,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:19:50,300 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2019-11-24 04:19:50,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:19:50,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-11-24 04:19:50,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:19:50,302 INFO L225 Difference]: With dead ends: 13 [2019-11-24 04:19:50,302 INFO L226 Difference]: Without dead ends: 9 [2019-11-24 04:19:50,303 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:19:50,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2019-11-24 04:19:50,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2019-11-24 04:19:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-11-24 04:19:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2019-11-24 04:19:50,307 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 6 [2019-11-24 04:19:50,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:19:50,307 INFO L462 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2019-11-24 04:19:50,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:19:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2019-11-24 04:19:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:19:50,308 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:19:50,308 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2019-11-24 04:19:50,308 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:19:50,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:19:50,309 INFO L82 PathProgramCache]: Analyzing trace with hash 711441765, now seen corresponding path program 1 times [2019-11-24 04:19:50,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:19:50,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994500083] [2019-11-24 04:19:50,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:19:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:19:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:19:50,382 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994500083] [2019-11-24 04:19:50,383 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807471781] [2019-11-24 04:19:50,383 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-24 04:19:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:19:50,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-24 04:19:50,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-24 04:19:50,448 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:19:50,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:19:50,469 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-24 04:19:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:19:50,482 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1110869638] [2019-11-24 04:19:50,503 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-11-24 04:19:50,504 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 04:19:50,510 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 04:19:50,518 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 04:19:50,518 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 04:19:51,621 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2019-11-24 04:19:51,796 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 257 [2019-11-24 04:19:52,035 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2019-11-24 04:19:52,171 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 253 [2019-11-24 04:19:52,364 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2019-11-24 04:19:52,490 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 258 [2019-11-24 04:19:52,724 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 264 [2019-11-24 04:19:52,882 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2019-11-24 04:19:52,985 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 270 [2019-11-24 04:19:53,224 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 276 [2019-11-24 04:19:53,679 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 286 [2019-11-24 04:19:54,117 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 298 [2019-11-24 04:19:54,548 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 310 [2019-11-24 04:19:54,982 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 320 [2019-11-24 04:19:55,118 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2019-11-24 04:19:55,435 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 332 [2019-11-24 04:19:55,584 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2019-11-24 04:19:55,698 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2019-11-24 04:19:56,265 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-11-24 04:19:56,380 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 355 [2019-11-24 04:19:56,524 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-11-24 04:19:56,748 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2019-11-24 04:19:57,004 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2019-11-24 04:19:57,179 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 372 [2019-11-24 04:19:57,330 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2019-11-24 04:19:57,462 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 378 [2019-11-24 04:20:00,174 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2019-11-24 04:20:01,110 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 484 [2019-11-24 04:20:01,456 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-24 04:20:01,560 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 496 [2019-11-24 04:20:01,707 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-11-24 04:20:01,809 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 502 [2019-11-24 04:20:02,148 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-11-24 04:20:02,264 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 514 [2019-11-24 04:20:02,389 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-11-24 04:20:02,492 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 519 [2019-11-24 04:20:02,614 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-11-24 04:20:02,720 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 525 [2019-11-24 04:20:02,851 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-11-24 04:20:02,962 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 531 [2019-11-24 04:20:03,091 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-11-24 04:20:03,201 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 537 [2019-11-24 04:20:03,325 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-11-24 04:20:03,445 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 543 [2019-11-24 04:20:03,569 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-11-24 04:20:03,682 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 549 [2019-11-24 04:20:03,806 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-11-24 04:20:03,917 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 555 [2019-11-24 04:20:04,050 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2019-11-24 04:20:04,163 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 561 [2019-11-24 04:20:04,295 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 567 [2019-11-24 04:20:04,412 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 567 [2019-11-24 04:20:04,554 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 573 [2019-11-24 04:20:04,680 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 573 [2019-11-24 04:20:04,811 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-11-24 04:20:04,927 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 579 [2019-11-24 04:20:05,069 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2019-11-24 04:20:05,189 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 584 [2019-11-24 04:20:05,326 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 590 [2019-11-24 04:20:05,480 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 590 [2019-11-24 04:20:05,625 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-11-24 04:20:05,745 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 596 [2019-11-24 04:20:05,923 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-11-24 04:20:06,054 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 602 [2019-11-24 04:20:06,205 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-11-24 04:20:06,326 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 608 [2019-11-24 04:20:06,497 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2019-11-24 04:20:06,621 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 614 [2019-11-24 04:20:06,769 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-11-24 04:20:06,898 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 620 [2019-11-24 04:20:07,042 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-11-24 04:20:07,168 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 626 [2019-11-24 04:20:07,322 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2019-11-24 04:20:07,452 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 632 [2019-11-24 04:20:07,594 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2019-11-24 04:20:07,722 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 638 [2019-11-24 04:20:07,880 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 644 [2019-11-24 04:20:08,019 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 644 [2019-11-24 04:20:08,169 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2019-11-24 04:20:08,299 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 650 [2019-11-24 04:20:08,453 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 655 [2019-11-24 04:20:08,590 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 655 [2019-11-24 04:20:08,758 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 661 [2019-11-24 04:20:08,895 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 662 DAG size of output: 661 [2019-11-24 04:20:09,045 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 667 [2019-11-24 04:20:09,218 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 667 [2019-11-24 04:20:09,380 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2019-11-24 04:20:09,522 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 673 [2019-11-24 04:20:09,685 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 679 [2019-11-24 04:20:09,821 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 679 [2019-11-24 04:20:09,978 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 685 [2019-11-24 04:20:10,130 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 685 [2019-11-24 04:20:10,289 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 691 [2019-11-24 04:20:10,433 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 692 DAG size of output: 691 [2019-11-24 04:20:10,595 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 697 [2019-11-24 04:20:10,743 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 697 [2019-11-24 04:20:10,905 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 703 [2019-11-24 04:20:11,048 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 703 [2019-11-24 04:20:11,205 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 709 [2019-11-24 04:20:11,350 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 709 [2019-11-24 04:20:11,515 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 715 [2019-11-24 04:20:11,668 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 715 [2019-11-24 04:20:11,832 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 721 [2019-11-24 04:20:11,982 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 721 [2019-11-24 04:20:12,153 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 727 [2019-11-24 04:20:12,309 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 727 [2019-11-24 04:20:12,480 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 732 [2019-11-24 04:20:12,630 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 733 DAG size of output: 732 [2019-11-24 04:20:12,802 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 738 [2019-11-24 04:20:12,954 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 739 DAG size of output: 738 [2019-11-24 04:20:13,145 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 744 [2019-11-24 04:20:13,303 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 745 DAG size of output: 744 [2019-11-24 04:20:13,476 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 750 [2019-11-24 04:20:13,628 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 750 [2019-11-24 04:20:13,806 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 756 [2019-11-24 04:20:13,967 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 757 DAG size of output: 756 [2019-11-24 04:20:14,142 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 762 [2019-11-24 04:20:14,299 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 762 [2019-11-24 04:20:14,477 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 768 [2019-11-24 04:20:14,647 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 769 DAG size of output: 768 [2019-11-24 04:20:14,829 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 774 [2019-11-24 04:20:14,987 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 775 DAG size of output: 774 [2019-11-24 04:20:15,174 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 780 [2019-11-24 04:20:15,347 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 781 DAG size of output: 780 [2019-11-24 04:20:15,556 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 786 [2019-11-24 04:20:15,729 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 787 DAG size of output: 786 [2019-11-24 04:20:15,919 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 792 [2019-11-24 04:20:16,099 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 792 [2019-11-24 04:20:16,290 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 798 [2019-11-24 04:20:16,462 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 798 [2019-11-24 04:20:16,658 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 804 [2019-11-24 04:20:16,835 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 805 DAG size of output: 804 [2019-11-24 04:20:17,031 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 810 [2019-11-24 04:20:17,204 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 811 DAG size of output: 810 [2019-11-24 04:20:17,402 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 815 [2019-11-24 04:20:17,581 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 816 DAG size of output: 815 [2019-11-24 04:20:17,783 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 821 [2019-11-24 04:20:17,960 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 822 DAG size of output: 821 [2019-11-24 04:20:18,165 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 827 [2019-11-24 04:20:18,341 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 827 [2019-11-24 04:20:18,556 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 833 [2019-11-24 04:20:18,733 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 833 [2019-11-24 04:20:18,934 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 839 [2019-11-24 04:20:19,123 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 840 DAG size of output: 839 [2019-11-24 04:20:19,335 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 845 [2019-11-24 04:20:19,516 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 845 [2019-11-24 04:20:19,715 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2019-11-24 04:20:19,899 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 851 [2019-11-24 04:20:20,106 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 857 [2019-11-24 04:20:20,288 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 858 DAG size of output: 857 [2019-11-24 04:20:20,496 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 863 [2019-11-24 04:20:20,682 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 864 DAG size of output: 863 [2019-11-24 04:20:20,900 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 869 [2019-11-24 04:20:21,096 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 869 [2019-11-24 04:20:21,306 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 875 [2019-11-24 04:20:21,494 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 876 DAG size of output: 875 [2019-11-24 04:20:21,702 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 881 [2019-11-24 04:20:21,891 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 882 DAG size of output: 881 [2019-11-24 04:20:22,117 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 887 [2019-11-24 04:20:22,312 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 888 DAG size of output: 887 [2019-11-24 04:20:22,523 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 893 [2019-11-24 04:20:22,721 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 894 DAG size of output: 893 [2019-11-24 04:20:22,934 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 899 [2019-11-24 04:20:23,127 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 899 [2019-11-24 04:20:23,343 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 904 [2019-11-24 04:20:23,538 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 904 [2019-11-24 04:20:23,753 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 910 [2019-11-24 04:20:23,947 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 910 [2019-11-24 04:20:24,163 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 916 [2019-11-24 04:20:24,373 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 917 DAG size of output: 916 [2019-11-24 04:20:24,592 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 922 [2019-11-24 04:20:24,793 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 922 [2019-11-24 04:20:25,016 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 928 [2019-11-24 04:20:25,227 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 929 DAG size of output: 928 [2019-11-24 04:20:25,447 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 934 [2019-11-24 04:20:25,649 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 935 DAG size of output: 934 [2019-11-24 04:20:25,881 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 940 [2019-11-24 04:20:26,104 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 940 [2019-11-24 04:20:26,334 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 946 [2019-11-24 04:20:26,548 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 947 DAG size of output: 946 [2019-11-24 04:20:26,781 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-11-24 04:20:26,994 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 953 DAG size of output: 952 [2019-11-24 04:20:27,231 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 958 [2019-11-24 04:20:27,439 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 959 DAG size of output: 958 [2019-11-24 04:20:27,671 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 964 [2019-11-24 04:20:27,896 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 965 DAG size of output: 964 [2019-11-24 04:20:28,126 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 970 [2019-11-24 04:20:28,346 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 971 DAG size of output: 970 [2019-11-24 04:20:28,588 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 976 [2019-11-24 04:20:28,813 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 977 DAG size of output: 976 [2019-11-24 04:20:29,054 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 982 [2019-11-24 04:20:29,279 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 982 [2019-11-24 04:20:29,534 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-11-24 04:20:29,756 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 988 [2019-11-24 04:20:30,002 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 994 [2019-11-24 04:20:30,224 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 995 DAG size of output: 994 [2019-11-24 04:20:30,477 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-11-24 04:20:30,698 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 999 [2019-11-24 04:20:30,951 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 1005 [2019-11-24 04:20:31,184 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1006 DAG size of output: 1005 [2019-11-24 04:20:31,440 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 1011 [2019-11-24 04:20:31,666 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1012 DAG size of output: 1011 [2019-11-24 04:20:31,919 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 1017 [2019-11-24 04:20:32,147 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1017 [2019-11-24 04:20:32,404 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 1023 [2019-11-24 04:20:32,642 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 1023 [2019-11-24 04:20:32,901 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 1029 [2019-11-24 04:20:33,138 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 1029 [2019-11-24 04:20:33,404 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 1035 [2019-11-24 04:20:33,642 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1036 DAG size of output: 1035 [2019-11-24 04:20:33,902 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 1041 [2019-11-24 04:20:34,147 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 1041 [2019-11-24 04:20:34,411 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 1047 [2019-11-24 04:20:34,649 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1048 DAG size of output: 1047 [2019-11-24 04:20:35,051 WARN L192 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 1053 [2019-11-24 04:20:35,302 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 1054 DAG size of output: 1053 [2019-11-24 04:20:35,568 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 1059 [2019-11-24 04:20:35,811 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1060 DAG size of output: 1059 [2019-11-24 04:20:36,073 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 1065 [2019-11-24 04:20:36,333 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1065 [2019-11-24 04:20:36,607 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 1071 [2019-11-24 04:20:36,858 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 1072 DAG size of output: 1071 [2019-11-24 04:20:37,140 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 1077 [2019-11-24 04:20:37,394 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1078 DAG size of output: 1077 [2019-11-24 04:20:37,667 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 1083 [2019-11-24 04:20:37,911 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 1083 [2019-11-24 04:20:38,195 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 1089 [2019-11-24 04:20:38,444 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 1089 [2019-11-24 04:20:38,717 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 1095 [2019-11-24 04:20:38,969 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 1095 [2019-11-24 04:20:39,273 WARN L192 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 1100 [2019-11-24 04:20:39,534 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 1101 DAG size of output: 1100 [2019-11-24 04:20:39,808 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 1106 [2019-11-24 04:20:40,062 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 1106 [2019-11-24 04:20:40,378 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 1112 [2019-11-24 04:20:40,641 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1112 [2019-11-24 04:20:40,931 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 1118 [2019-11-24 04:20:41,223 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 1119 DAG size of output: 1118 [2019-11-24 04:20:41,515 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 1124 [2019-11-24 04:20:41,785 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1125 DAG size of output: 1124 [2019-11-24 04:20:42,076 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 1130 [2019-11-24 04:20:42,366 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 1131 DAG size of output: 1130 [2019-11-24 04:20:42,658 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 1136 [2019-11-24 04:20:42,924 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 1136 [2019-11-24 04:20:43,210 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 1142 [2019-11-24 04:20:43,502 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 1142 [2019-11-24 04:20:43,789 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 1148 [2019-11-24 04:20:44,058 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1148 [2019-11-24 04:20:44,348 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 1154 [2019-11-24 04:20:44,638 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1154 [2019-11-24 04:20:44,930 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 1160 [2019-11-24 04:20:45,203 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1160 [2019-11-24 04:20:45,499 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 1166 [2019-11-24 04:20:45,799 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 1167 DAG size of output: 1166 [2019-11-24 04:20:46,107 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 1172 [2019-11-24 04:20:46,392 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1173 DAG size of output: 1172 [2019-11-24 04:20:46,710 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 1178 [2019-11-24 04:20:47,021 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 1178 [2019-11-24 04:20:47,321 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 1184 [2019-11-24 04:20:47,609 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 1184 [2019-11-24 04:20:47,933 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 1190 [2019-11-24 04:20:48,250 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1190 [2019-11-24 04:20:48,565 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 1196 [2019-11-24 04:20:48,859 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 1197 DAG size of output: 1196 [2019-11-24 04:20:49,185 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 1202 [2019-11-24 04:20:49,509 WARN L192 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1202 [2019-11-24 04:20:49,837 WARN L192 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 1207 [2019-11-24 04:20:50,132 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1207 [2019-11-24 04:20:50,448 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 1213 [2019-11-24 04:20:50,785 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1213 [2019-11-24 04:20:51,103 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 1219 [2019-11-24 04:20:51,405 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 1220 DAG size of output: 1219 [2019-11-24 04:20:51,745 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1225 [2019-11-24 04:20:52,072 WARN L192 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 1226 DAG size of output: 1225 [2019-11-24 04:20:52,400 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 1231 [2019-11-24 04:20:52,703 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 1232 DAG size of output: 1231 [2019-11-24 04:20:53,037 WARN L192 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1237 [2019-11-24 04:20:53,378 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1237 [2019-11-24 04:20:53,717 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 1243 [2019-11-24 04:20:54,028 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1243 [2019-11-24 04:20:54,364 WARN L192 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1249 [2019-11-24 04:20:54,696 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1249 [2019-11-24 04:20:55,043 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1255 [2019-11-24 04:20:55,364 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 1255 [2019-11-24 04:20:55,701 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1261 [2019-11-24 04:20:56,017 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1262 DAG size of output: 1261 [2019-11-24 04:20:56,380 WARN L192 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 1267 [2019-11-24 04:20:56,716 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1267 [2019-11-24 04:20:57,067 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 1273 [2019-11-24 04:20:57,386 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1274 DAG size of output: 1273 [2019-11-24 04:20:57,749 WARN L192 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 1279 [2019-11-24 04:20:58,072 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 1280 DAG size of output: 1279 [2019-11-24 04:20:58,431 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 1285 [2019-11-24 04:20:58,763 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 1286 DAG size of output: 1285 [2019-11-24 04:20:59,142 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 1291 [2019-11-24 04:20:59,464 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 1292 DAG size of output: 1291 [2019-11-24 04:20:59,808 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1297 [2019-11-24 04:21:00,128 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1298 DAG size of output: 1297 [2019-11-24 04:21:00,486 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 1303 [2019-11-24 04:21:00,820 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 1304 DAG size of output: 1303 [2019-11-24 04:21:01,169 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 1309 [2019-11-24 04:21:01,502 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 1310 DAG size of output: 1309 [2019-11-24 04:21:01,857 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 1315 [2019-11-24 04:21:02,222 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 1316 DAG size of output: 1315 [2019-11-24 04:21:02,578 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 1320 [2019-11-24 04:21:02,916 WARN L192 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 1321 DAG size of output: 1320 [2019-11-24 04:21:03,276 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 1326 [2019-11-24 04:21:03,610 WARN L192 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1326 [2019-11-24 04:21:03,967 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 1332 [2019-11-24 04:21:04,303 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1332 [2019-11-24 04:21:04,668 WARN L192 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 1338 [2019-11-24 04:21:05,007 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 1339 DAG size of output: 1338 [2019-11-24 04:21:05,390 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 1344 [2019-11-24 04:21:05,734 WARN L192 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 1345 DAG size of output: 1344 [2019-11-24 04:21:06,104 WARN L192 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 1350 [2019-11-24 04:21:06,454 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 1351 DAG size of output: 1350 [2019-11-24 04:21:06,821 WARN L192 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 1356 [2019-11-24 04:21:07,180 WARN L192 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1357 DAG size of output: 1356 [2019-11-24 04:21:07,549 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 1362 [2019-11-24 04:21:07,896 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 1363 DAG size of output: 1362 [2019-11-24 04:21:08,269 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 1368 [2019-11-24 04:21:08,624 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1369 DAG size of output: 1368 [2019-11-24 04:21:09,009 WARN L192 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 1374 [2019-11-24 04:21:09,370 WARN L192 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 1375 DAG size of output: 1374 [2019-11-24 04:21:09,750 WARN L192 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 1380 [2019-11-24 04:21:10,113 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 1381 DAG size of output: 1380 [2019-11-24 04:21:10,507 WARN L192 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 1386 [2019-11-24 04:21:10,870 WARN L192 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 1387 DAG size of output: 1386 [2019-11-24 04:21:11,258 WARN L192 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 1392 [2019-11-24 04:21:11,634 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 1392 [2019-11-24 04:21:12,536 WARN L192 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 1398 [2019-11-24 04:21:13,158 WARN L192 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 1399 DAG size of output: 1398 [2019-11-24 04:21:13,550 WARN L192 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 1404 [2019-11-24 04:21:13,918 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 1405 DAG size of output: 1404 [2019-11-24 04:21:14,322 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 1410 [2019-11-24 04:21:14,700 WARN L192 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 1411 DAG size of output: 1410 [2019-11-24 04:21:15,093 WARN L192 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 1416 [2019-11-24 04:21:15,461 WARN L192 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1417 DAG size of output: 1416 [2019-11-24 04:21:15,870 WARN L192 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 1422 [2019-11-24 04:21:16,254 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 1422 [2019-11-24 04:21:16,655 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 1428 [2019-11-24 04:21:17,036 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 1429 DAG size of output: 1428 [2019-11-24 04:21:17,458 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 1434 [2019-11-24 04:21:17,839 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 1435 DAG size of output: 1434 [2019-11-24 04:21:18,249 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 1439 [2019-11-24 04:21:18,638 WARN L192 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 1440 DAG size of output: 1439 [2019-11-24 04:21:19,053 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 1445 [2019-11-24 04:21:19,450 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 1446 DAG size of output: 1445 [2019-11-24 04:21:19,873 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 1451 [2019-11-24 04:21:20,267 WARN L192 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 1452 DAG size of output: 1451 [2019-11-24 04:21:20,688 WARN L192 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 1457 [2019-11-24 04:21:21,083 WARN L192 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 1458 DAG size of output: 1457 [2019-11-24 04:21:21,495 WARN L192 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 1463 [2019-11-24 04:21:21,888 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 1464 DAG size of output: 1463 [2019-11-24 04:21:22,300 WARN L192 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 1469 [2019-11-24 04:21:22,699 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 1469 [2019-11-24 04:21:23,114 WARN L192 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 1475 [2019-11-24 04:21:23,518 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 1476 DAG size of output: 1475 [2019-11-24 04:21:23,953 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 1481 [2019-11-24 04:21:24,352 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 1482 DAG size of output: 1481 [2019-11-24 04:21:24,784 WARN L192 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 1487 [2019-11-24 04:21:25,191 WARN L192 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 1488 DAG size of output: 1487 [2019-11-24 04:21:25,617 WARN L192 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 1493 [2019-11-24 04:21:26,028 WARN L192 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1493 [2019-11-24 04:21:26,454 WARN L192 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 1499 [2019-11-24 04:21:26,857 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1499 [2019-11-24 04:21:27,299 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 1505 [2019-11-24 04:21:27,726 WARN L192 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 1506 DAG size of output: 1505 [2019-11-24 04:21:28,180 WARN L192 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 1511 [2019-11-24 04:21:28,602 WARN L192 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 1512 DAG size of output: 1511 [2019-11-24 04:21:29,035 WARN L192 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 1517 [2019-11-24 04:21:29,447 WARN L192 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 1518 DAG size of output: 1517 [2019-11-24 04:21:29,907 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 1523 [2019-11-24 04:21:30,328 WARN L192 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 1524 DAG size of output: 1523 [2019-11-24 04:21:30,765 WARN L192 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 1529 [2019-11-24 04:21:31,178 WARN L192 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1529 [2019-11-24 04:21:31,622 WARN L192 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 1535 [2019-11-24 04:21:32,041 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1535