/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/array-multidimensional/transpose-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 23:22:30,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 23:22:30,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 23:22:30,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 23:22:30,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 23:22:30,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 23:22:30,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 23:22:30,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 23:22:30,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 23:22:30,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 23:22:30,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 23:22:30,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 23:22:30,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 23:22:30,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 23:22:30,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 23:22:30,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 23:22:30,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 23:22:30,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 23:22:30,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 23:22:30,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 23:22:30,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 23:22:31,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 23:22:31,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 23:22:31,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 23:22:31,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 23:22:31,019 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 [2019-11-23 23:22:31,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 23:22:31,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 23:22:31,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-23 23:22:31,048 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-23 23:22:31,049 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-23 23:22:31,049 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-23 23:22:31,049 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-23 23:22:31,049 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-23 23:22:31,049 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-23 23:22:31,050 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-23 23:22:31,050 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-23 23:22:31,050 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-23 23:22:31,050 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-23 23:22:31,050 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-23 23:22:31,051 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-23 23:22:31,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 23:22:31,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 23:22:31,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 23:22:31,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 23:22:31,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 23:22:31,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 23:22:31,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 23:22:31,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 23:22:31,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 23:22:31,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 23:22:31,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 23:22:31,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 23:22:31,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 23:22:31,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 23:22:31,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:22:31,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 23:22:31,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 23:22:31,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 23:22:31,057 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-23 23:22:31,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 23:22:31,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 23:22:31,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 23:22:31,058 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-23 23:22:31,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 23:22:31,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 23:22:31,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 23:22:31,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 23:22:31,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 23:22:31,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/transpose-u.c [2019-11-23 23:22:31,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/118595cbc/868022abd620499b84cc40aab6e61ade/FLAG3d1a55af5 [2019-11-23 23:22:31,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 23:22:31,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/transpose-u.c [2019-11-23 23:22:31,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/118595cbc/868022abd620499b84cc40aab6e61ade/FLAG3d1a55af5 [2019-11-23 23:22:32,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/118595cbc/868022abd620499b84cc40aab6e61ade [2019-11-23 23:22:32,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 23:22:32,275 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 23:22:32,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 23:22:32,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 23:22:32,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 23:22:32,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9ed70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32, skipping insertion in model container [2019-11-23 23:22:32,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 23:22:32,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 23:22:32,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:22:32,500 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 23:22:32,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:22:32,547 INFO L208 MainTranslator]: Completed translation [2019-11-23 23:22:32,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32 WrapperNode [2019-11-23 23:22:32,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 23:22:32,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 23:22:32,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 23:22:32,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 23:22:32,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 23:22:32,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 23:22:32,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 23:22:32,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 23:22:32,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (1/1) ... [2019-11-23 23:22:32,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 23:22:32,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 23:22:32,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 23:22:32,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 23:22:32,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (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 [2019-11-23 23:22:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 23:22:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 23:22:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 23:22:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 23:22:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 23:22:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 23:22:33,196 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 23:22:33,197 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-23 23:22:33,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:22:33 BoogieIcfgContainer [2019-11-23 23:22:33,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 23:22:33,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 23:22:33,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 23:22:33,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 23:22:33,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:22:32" (1/3) ... [2019-11-23 23:22:33,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6075c172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:22:33, skipping insertion in model container [2019-11-23 23:22:33,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:22:32" (2/3) ... [2019-11-23 23:22:33,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6075c172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:22:33, skipping insertion in model container [2019-11-23 23:22:33,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:22:33" (3/3) ... [2019-11-23 23:22:33,206 INFO L109 eAbstractionObserver]: Analyzing ICFG transpose-u.c [2019-11-23 23:22:33,214 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 23:22:33,220 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 23:22:33,230 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 23:22:33,249 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 23:22:33,249 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 23:22:33,250 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 23:22:33,250 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 23:22:33,250 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 23:22:33,250 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 23:22:33,250 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 23:22:33,250 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 23:22:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-11-23 23:22:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 23:22:33,266 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:22:33,267 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:22:33,267 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:22:33,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:22:33,273 INFO L82 PathProgramCache]: Analyzing trace with hash -1948915287, now seen corresponding path program 1 times [2019-11-23 23:22:33,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:22:33,283 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125965682] [2019-11-23 23:22:33,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:22:33,344 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:22:33,345 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1861672180] [2019-11-23 23:22:33,345 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 [2019-11-23 23:22:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:22:33,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-23 23:22:33,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:22:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:22:33,452 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:22:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:22:33,466 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125965682] [2019-11-23 23:22:33,466 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:22:33,466 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861672180] [2019-11-23 23:22:33,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:22:33,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-23 23:22:33,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164706694] [2019-11-23 23:22:33,476 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 23:22:33,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:22:33,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 23:22:33,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:22:33,495 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 4 states. [2019-11-23 23:22:33,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:22:33,587 INFO L93 Difference]: Finished difference Result 24 states and 37 transitions. [2019-11-23 23:22:33,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 23:22:33,590 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-23 23:22:33,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:22:33,604 INFO L225 Difference]: With dead ends: 24 [2019-11-23 23:22:33,605 INFO L226 Difference]: Without dead ends: 14 [2019-11-23 23:22:33,610 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:22:33,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2019-11-23 23:22:33,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2019-11-23 23:22:33,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2019-11-23 23:22:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 20 transitions. [2019-11-23 23:22:33,658 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 20 transitions. Word has length 7 [2019-11-23 23:22:33,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:22:33,659 INFO L462 AbstractCegarLoop]: Abstraction has 14 states and 20 transitions. [2019-11-23 23:22:33,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 23:22:33,660 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2019-11-23 23:22:33,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-23 23:22:33,660 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:22:33,661 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:22:33,865 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:33,866 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:22:33,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:22:33,866 INFO L82 PathProgramCache]: Analyzing trace with hash -490716435, now seen corresponding path program 1 times [2019-11-23 23:22:33,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:22:33,867 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198110450] [2019-11-23 23:22:33,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:22:33,872 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:22:33,872 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1476628593] [2019-11-23 23:22:33,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:22:33,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-23 23:22:33,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:22:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 23:22:33,946 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:22:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-23 23:22:33,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198110450] [2019-11-23 23:22:33,962 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:22:33,962 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476628593] [2019-11-23 23:22:33,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:22:33,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-11-23 23:22:33,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421904666] [2019-11-23 23:22:33,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 23:22:33,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:22:33,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 23:22:33,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 23:22:33,965 INFO L87 Difference]: Start difference. First operand 14 states and 20 transitions. Second operand 6 states. [2019-11-23 23:22:34,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:22:34,086 INFO L93 Difference]: Finished difference Result 39 states and 59 transitions. [2019-11-23 23:22:34,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 23:22:34,088 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2019-11-23 23:22:34,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:22:34,089 INFO L225 Difference]: With dead ends: 39 [2019-11-23 23:22:34,089 INFO L226 Difference]: Without dead ends: 28 [2019-11-23 23:22:34,091 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-23 23:22:34,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-23 23:22:34,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 24. [2019-11-23 23:22:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-23 23:22:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 31 transitions. [2019-11-23 23:22:34,107 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 31 transitions. Word has length 11 [2019-11-23 23:22:34,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:22:34,108 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 31 transitions. [2019-11-23 23:22:34,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 23:22:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2019-11-23 23:22:34,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-23 23:22:34,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:22:34,109 INFO L410 BasicCegarLoop]: trace histogram [4, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:22:34,315 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:34,316 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:22:34,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:22:34,317 INFO L82 PathProgramCache]: Analyzing trace with hash -582875027, now seen corresponding path program 1 times [2019-11-23 23:22:34,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:22:34,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501583624] [2019-11-23 23:22:34,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:22:34,322 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:22:34,323 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [694517618] [2019-11-23 23:22:34,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:22:34,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 23:22:34,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:22:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-23 23:22:34,427 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:22:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-23 23:22:34,468 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501583624] [2019-11-23 23:22:34,468 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:22:34,468 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694517618] [2019-11-23 23:22:34,469 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1468097735] [2019-11-23 23:22:34,510 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2019-11-23 23:22:34,510 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:22:34,520 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:22:34,530 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:22:34,530 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:22:35,031 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:35,470 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2019-11-23 23:22:35,597 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:35,613 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:35,626 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:35,689 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,147 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 157 [2019-11-23 23:22:36,276 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 158 [2019-11-23 23:22:36,369 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,485 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,522 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,566 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,623 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,639 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,652 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:36,830 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 185 [2019-11-23 23:22:36,936 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 185 [2019-11-23 23:22:37,151 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2019-11-23 23:22:37,279 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 194 [2019-11-23 23:22:37,413 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,446 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,492 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,510 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,527 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,587 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,648 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,665 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,763 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:37,836 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,015 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 221 [2019-11-23 23:22:38,172 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 221 [2019-11-23 23:22:38,287 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2019-11-23 23:22:38,445 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-11-23 23:22:38,593 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2019-11-23 23:22:38,727 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,771 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,787 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,926 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,966 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:38,983 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:39,072 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:39,163 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:39,178 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:39,191 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:39,399 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2019-11-23 23:22:39,545 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2019-11-23 23:22:39,662 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-23 23:22:39,881 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2019-11-23 23:22:40,041 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2019-11-23 23:22:40,162 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 207 [2019-11-23 23:22:40,277 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,295 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,312 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,374 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,389 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,555 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,606 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,692 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,800 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,814 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:40,826 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:41,108 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-23 23:22:41,231 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-23 23:22:41,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2019-11-23 23:22:41,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451122058] [2019-11-23 23:22:41,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 23:22:41,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:22:41,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 23:22:41,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2019-11-23 23:22:41,238 INFO L87 Difference]: Start difference. First operand 24 states and 31 transitions. Second operand 5 states. [2019-11-23 23:22:41,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:22:41,298 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2019-11-23 23:22:41,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 23:22:41,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-11-23 23:22:41,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:22:41,299 INFO L225 Difference]: With dead ends: 37 [2019-11-23 23:22:41,300 INFO L226 Difference]: Without dead ends: 26 [2019-11-23 23:22:41,301 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2019-11-23 23:22:41,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2019-11-23 23:22:41,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2019-11-23 23:22:41,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-23 23:22:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2019-11-23 23:22:41,306 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 32 transitions. Word has length 15 [2019-11-23 23:22:41,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:22:41,307 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 32 transitions. [2019-11-23 23:22:41,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 23:22:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2019-11-23 23:22:41,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-23 23:22:41,308 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:22:41,308 INFO L410 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:22:41,512 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:41,512 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:22:41,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:22:41,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1176950492, now seen corresponding path program 1 times [2019-11-23 23:22:41,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:22:41,513 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354501025] [2019-11-23 23:22:41,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:22:41,518 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:22:41,518 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1862608032] [2019-11-23 23:22:41,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:22:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:22:41,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 23:22:41,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:22:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-23 23:22:41,598 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:22:41,632 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-23 23:22:41,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354501025] [2019-11-23 23:22:41,633 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:22:41,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862608032] [2019-11-23 23:22:41,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1232531046] [2019-11-23 23:22:41,637 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2019-11-23 23:22:41,638 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:22:41,638 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:22:41,638 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:22:41,639 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:22:41,856 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,122 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,132 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,141 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,210 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,747 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,781 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,792 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,803 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,815 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,898 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:42,906 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,247 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 200 [2019-11-23 23:22:43,590 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,607 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,654 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,718 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,764 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,778 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,814 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,827 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,839 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,874 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:43,914 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:44,084 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 227 [2019-11-23 23:22:44,813 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:44,870 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:44,947 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:44,978 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,009 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,041 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,338 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,363 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,416 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,456 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,472 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,488 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:45,750 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 291 [2019-11-23 23:22:45,888 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-11-23 23:22:46,003 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,077 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,098 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,119 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,144 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,236 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,259 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,320 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,414 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,440 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,459 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,477 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,598 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,617 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,736 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,753 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,902 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,920 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,941 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,960 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,979 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:46,999 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,018 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,040 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,078 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,094 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,109 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,170 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,190 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,206 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,245 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,260 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,525 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2019-11-23 23:22:47,649 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2019-11-23 23:22:47,786 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,824 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,861 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,875 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,889 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,903 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,935 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,948 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,960 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,974 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,987 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:47,999 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,035 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,046 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,056 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,065 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,076 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,085 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,095 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,101 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:48,645 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-11-23 23:22:49,064 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:49,220 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-11-23 23:22:49,535 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-11-23 23:22:49,841 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:50,086 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-11-23 23:22:50,161 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,166 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,168 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,173 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,190 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,195 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,197 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,202 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:50,572 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-11-23 23:22:50,837 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:51,245 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-11-23 23:22:51,807 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:51,943 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,945 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,948 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,950 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,966 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,969 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:51,971 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:52,428 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:53,016 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-11-23 23:22:53,289 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:53,685 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-11-23 23:22:53,763 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,765 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,767 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,770 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,778 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,781 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,784 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,786 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:53,974 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-11-23 23:22:54,345 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:54,980 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-11-23 23:22:55,255 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-11-23 23:22:55,711 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:55,785 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,788 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,790 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,793 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,797 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,800 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,802 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:55,805 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:56,179 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-11-23 23:22:56,587 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:57,046 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-11-23 23:22:57,469 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-11-23 23:22:57,590 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,591 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,593 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,594 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,597 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,601 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:22:57,603 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:23:02,591 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 285 [2019-11-23 23:23:11,695 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 444 [2019-11-23 23:23:12,406 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-11-23 23:23:12,550 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2019-11-23 23:23:12,657 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 456 [2019-11-23 23:23:12,806 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2019-11-23 23:23:12,913 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 459 [2019-11-23 23:23:13,053 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-23 23:23:13,159 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-11-23 23:23:13,309 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2019-11-23 23:23:13,418 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 465 [2019-11-23 23:23:13,558 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2019-11-23 23:23:13,668 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 468 [2019-11-23 23:23:13,814 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2019-11-23 23:23:13,926 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 471 [2019-11-23 23:23:14,077 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2019-11-23 23:23:14,197 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 474 [2019-11-23 23:23:14,341 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2019-11-23 23:23:14,456 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-11-23 23:23:14,607 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-11-23 23:23:14,723 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-11-23 23:23:14,883 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2019-11-23 23:23:14,998 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-11-23 23:23:15,150 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-11-23 23:23:15,271 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 486 [2019-11-23 23:23:15,428 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2019-11-23 23:23:15,549 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 489 [2019-11-23 23:23:15,712 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-11-23 23:23:15,835 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 492 [2019-11-23 23:23:15,991 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-11-23 23:23:16,115 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 495 [2019-11-23 23:23:16,273 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-11-23 23:23:16,406 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 498 [2019-11-23 23:23:16,568 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-11-23 23:23:16,694 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 501 [2019-11-23 23:23:16,855 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-11-23 23:23:16,982 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-11-23 23:23:17,148 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-11-23 23:23:17,281 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 507 [2019-11-23 23:23:17,447 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-11-23 23:23:17,578 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 510 [2019-11-23 23:23:17,748 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-11-23 23:23:17,882 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 513 [2019-11-23 23:23:18,059 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-11-23 23:23:18,196 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 516 [2019-11-23 23:23:18,371 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-11-23 23:23:18,509 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 519 [2019-11-23 23:23:18,680 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-11-23 23:23:18,822 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 522 [2019-11-23 23:23:18,997 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-11-23 23:23:19,138 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 525 [2019-11-23 23:23:19,321 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-11-23 23:23:19,463 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 528 [2019-11-23 23:23:19,652 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-11-23 23:23:19,804 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-11-23 23:23:19,987 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-11-23 23:23:20,134 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 534 [2019-11-23 23:23:20,316 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-11-23 23:23:20,464 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 537 [2019-11-23 23:23:20,662 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-11-23 23:23:20,812 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 540 [2019-11-23 23:23:20,997 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-11-23 23:23:21,149 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 543 [2019-11-23 23:23:21,338 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-11-23 23:23:21,499 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 546 [2019-11-23 23:23:21,693 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-11-23 23:23:21,847 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 549 [2019-11-23 23:23:22,036 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2019-11-23 23:23:22,197 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 552 [2019-11-23 23:23:22,386 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-11-23 23:23:22,542 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 555 [2019-11-23 23:23:22,735 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-11-23 23:23:22,894 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 558 [2019-11-23 23:23:23,095 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-11-23 23:23:23,256 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 561 [2019-11-23 23:23:23,454 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-11-23 23:23:23,615 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 564 [2019-11-23 23:23:23,814 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 569 [2019-11-23 23:23:23,982 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 567 [2019-11-23 23:23:24,185 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2019-11-23 23:23:24,354 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 570 [2019-11-23 23:23:24,560 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2019-11-23 23:23:24,728 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 573 [2019-11-23 23:23:24,938 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-11-23 23:23:25,109 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 576 [2019-11-23 23:23:25,312 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 581 [2019-11-23 23:23:25,483 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 579 [2019-11-23 23:23:25,696 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2019-11-23 23:23:25,867 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 582 [2019-11-23 23:23:26,076 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2019-11-23 23:23:26,250 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 585 [2019-11-23 23:23:26,464 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 590 [2019-11-23 23:23:26,650 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 588 [2019-11-23 23:23:26,865 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-11-23 23:23:27,044 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 591 [2019-11-23 23:23:27,261 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-11-23 23:23:27,447 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 594 [2019-11-23 23:23:27,664 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-11-23 23:23:27,844 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 597 [2019-11-23 23:23:28,062 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-11-23 23:23:28,245 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 600 [2019-11-23 23:23:28,475 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-11-23 23:23:28,659 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 603 [2019-11-23 23:23:28,884 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-11-23 23:23:29,072 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 606 [2019-11-23 23:23:29,304 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-11-23 23:23:29,500 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 609 [2019-11-23 23:23:29,731 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2019-11-23 23:23:29,923 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 612 [2019-11-23 23:23:30,162 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-11-23 23:23:30,355 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 615 [2019-11-23 23:23:30,585 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-11-23 23:23:30,781 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 618 [2019-11-23 23:23:31,018 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-11-23 23:23:31,220 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 621 [2019-11-23 23:23:31,453 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-11-23 23:23:31,651 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 624 [2019-11-23 23:23:31,889 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 629 [2019-11-23 23:23:32,097 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 627 [2019-11-23 23:23:32,340 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2019-11-23 23:23:32,541 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 630 [2019-11-23 23:23:32,785 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2019-11-23 23:23:33,011 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 633 [2019-11-23 23:23:33,257 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2019-11-23 23:23:33,465 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 636 [2019-11-23 23:23:33,717 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2019-11-23 23:23:33,937 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 639 [2019-11-23 23:23:34,185 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 644 [2019-11-23 23:23:34,397 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 642 [2019-11-23 23:23:34,655 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 647 [2019-11-23 23:23:34,873 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 648 DAG size of output: 645 [2019-11-23 23:23:35,128 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2019-11-23 23:23:35,346 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 648 [2019-11-23 23:23:35,603 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 653 [2019-11-23 23:23:35,831 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 651 [2019-11-23 23:23:36,093 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 656 [2019-11-23 23:23:36,316 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 654 [2019-11-23 23:23:36,575 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 659 [2019-11-23 23:23:36,800 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 660 DAG size of output: 657 [2019-11-23 23:23:37,064 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 662 [2019-11-23 23:23:37,290 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 660 [2019-11-23 23:23:37,559 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 665 [2019-11-23 23:23:37,796 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 663 [2019-11-23 23:23:38,068 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 668 [2019-11-23 23:23:38,303 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 666 [2019-11-23 23:23:38,573 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 671 [2019-11-23 23:23:38,811 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 669 [2019-11-23 23:23:39,088 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 674 [2019-11-23 23:23:39,325 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 672 [2019-11-23 23:23:39,608 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 677 [2019-11-23 23:23:39,855 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 675 [2019-11-23 23:23:40,129 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 680 [2019-11-23 23:23:40,367 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 678 [2019-11-23 23:23:40,646 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 683 [2019-11-23 23:23:40,885 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 684 DAG size of output: 681 [2019-11-23 23:23:41,168 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2019-11-23 23:23:41,736 WARN L192 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 684 [2019-11-23 23:23:42,056 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 689 [2019-11-23 23:23:42,301 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 690 DAG size of output: 687 [2019-11-23 23:23:42,587 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-11-23 23:23:42,836 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 690 [2019-11-23 23:23:43,125 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 695 [2019-11-23 23:23:43,377 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 693 [2019-11-23 23:23:43,666 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 698 [2019-11-23 23:23:43,925 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 699 DAG size of output: 696 [2019-11-23 23:23:44,216 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2019-11-23 23:23:44,469 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 699 [2019-11-23 23:23:44,767 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2019-11-23 23:23:45,037 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 702 [2019-11-23 23:23:45,330 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 707 [2019-11-23 23:23:45,588 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 705 [2019-11-23 23:23:45,889 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 710 [2019-11-23 23:23:46,154 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 708 [2019-11-23 23:23:46,456 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2019-11-23 23:23:46,721 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 711 [2019-11-23 23:23:47,036 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2019-11-23 23:23:47,302 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 717 DAG size of output: 714 [2019-11-23 23:23:47,607 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 719 [2019-11-23 23:23:47,876 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 717 [2019-11-23 23:23:48,190 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 722 [2019-11-23 23:23:48,458 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 720 [2019-11-23 23:23:48,771 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 725 [2019-11-23 23:23:49,046 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 726 DAG size of output: 723 [2019-11-23 23:23:49,360 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 728 [2019-11-23 23:23:49,637 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 726 [2019-11-23 23:23:49,956 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 731 [2019-11-23 23:23:50,245 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 729 [2019-11-23 23:23:50,565 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 734 [2019-11-23 23:23:50,845 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 732 [2019-11-23 23:23:51,163 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 737 [2019-11-23 23:23:51,444 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 735 [2019-11-23 23:23:51,762 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-11-23 23:23:52,043 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 738 [2019-11-23 23:23:52,375 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 743 [2019-11-23 23:23:52,657 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 744 DAG size of output: 741 [2019-11-23 23:23:52,986 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 746 [2019-11-23 23:23:53,273 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 744 [2019-11-23 23:23:53,605 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 749 [2019-11-23 23:23:53,908 WARN L192 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 750 DAG size of output: 747 [2019-11-23 23:23:54,249 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 752 [2019-11-23 23:23:54,550 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 750 [2019-11-23 23:23:54,894 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 755 [2019-11-23 23:23:55,202 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 756 DAG size of output: 753 [2019-11-23 23:23:55,545 WARN L192 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 758 [2019-11-23 23:23:55,845 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 759 DAG size of output: 756 [2019-11-23 23:23:56,191 WARN L192 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 761 [2019-11-23 23:23:56,494 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 759 [2019-11-23 23:23:56,850 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 764 [2019-11-23 23:23:57,153 WARN L192 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 762 [2019-11-23 23:23:57,501 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 767 [2019-11-23 23:23:57,814 WARN L192 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 765 [2019-11-23 23:23:58,171 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 770 [2019-11-23 23:23:58,483 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 771 DAG size of output: 768 [2019-11-23 23:23:58,840 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 773 [2019-11-23 23:23:59,160 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 771 [2019-11-23 23:23:59,522 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 776 [2019-11-23 23:23:59,842 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 774 [2019-11-23 23:24:00,212 WARN L192 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 779 [2019-11-23 23:24:00,532 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 780 DAG size of output: 777 [2019-11-23 23:24:00,895 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 782 [2019-11-23 23:24:01,216 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 780 [2019-11-23 23:24:01,585 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 785 [2019-11-23 23:24:01,902 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 783 [2019-11-23 23:24:02,275 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 788 [2019-11-23 23:24:02,597 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 789 DAG size of output: 786 [2019-11-23 23:24:02,961 WARN L192 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 791 [2019-11-23 23:24:03,284 WARN L192 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 789 [2019-11-23 23:24:03,658 WARN L192 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 794 [2019-11-23 23:24:03,982 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 792 [2019-11-23 23:24:04,355 WARN L192 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 797 [2019-11-23 23:24:04,686 WARN L192 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 798 DAG size of output: 795 [2019-11-23 23:24:05,073 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 800 [2019-11-23 23:24:05,422 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 801 DAG size of output: 798 [2019-11-23 23:24:05,799 WARN L192 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 803 [2019-11-23 23:24:06,141 WARN L192 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 801 [2019-11-23 23:24:06,517 WARN L192 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 806 [2019-11-23 23:24:06,853 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 807 DAG size of output: 804 [2019-11-23 23:24:07,240 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 809 [2019-11-23 23:24:07,578 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 807 [2019-11-23 23:24:07,965 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 812