/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/diff-3-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 23:20:36,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 23:20:36,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 23:20:36,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 23:20:36,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 23:20:36,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 23:20:36,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 23:20:36,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 23:20:36,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 23:20:36,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 23:20:36,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 23:20:36,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 23:20:36,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 23:20:36,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 23:20:36,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 23:20:36,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 23:20:36,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 23:20:36,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 23:20:36,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 23:20:36,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 23:20:36,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 23:20:36,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 23:20:36,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 23:20:36,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 23:20:36,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 23:20:36,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 23:20:36,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 23:20:36,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 23:20:36,221 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 23:20:36,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 23:20:36,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 23:20:36,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-23 23:20:36,249 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-23 23:20:36,249 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-23 23:20:36,249 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-23 23:20:36,249 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-23 23:20:36,250 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-23 23:20:36,250 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-23 23:20:36,250 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-23 23:20:36,250 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-23 23:20:36,250 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-23 23:20:36,251 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-23 23:20:36,251 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-23 23:20:36,251 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-23 23:20:36,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 23:20:36,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 23:20:36,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 23:20:36,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 23:20:36,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 23:20:36,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 23:20:36,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 23:20:36,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 23:20:36,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 23:20:36,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 23:20:36,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 23:20:36,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 23:20:36,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 23:20:36,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 23:20:36,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:20:36,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 23:20:36,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 23:20:36,260 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-23 23:20:36,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 23:20:36,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 23:20:36,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 23:20:36,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 23:20:36,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 23:20:36,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/diff-3-n-u.c [2019-11-23 23:20:36,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7634cc828/e77c8e9ef4714a22af9830aedbdce3fd/FLAG7a62a9478 [2019-11-23 23:20:37,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 23:20:37,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/diff-3-n-u.c [2019-11-23 23:20:37,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7634cc828/e77c8e9ef4714a22af9830aedbdce3fd/FLAG7a62a9478 [2019-11-23 23:20:37,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7634cc828/e77c8e9ef4714a22af9830aedbdce3fd [2019-11-23 23:20:37,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 23:20:37,463 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 23:20:37,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 23:20:37,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 23:20:37,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 23:20:37,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d48aa0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37, skipping insertion in model container [2019-11-23 23:20:37,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 23:20:37,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 23:20:37,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:20:37,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 23:20:37,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:20:37,732 INFO L208 MainTranslator]: Completed translation [2019-11-23 23:20:37,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37 WrapperNode [2019-11-23 23:20:37,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 23:20:37,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 23:20:37,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 23:20:37,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 23:20:37,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 23:20:37,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 23:20:37,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 23:20:37,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 23:20:37,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... [2019-11-23 23:20:37,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 23:20:37,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 23:20:37,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 23:20:37,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 23:20:37,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:20:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 23:20:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 23:20:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 23:20:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 23:20:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 23:20:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 23:20:38,416 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 23:20:38,417 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-11-23 23:20:38,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:20:38 BoogieIcfgContainer [2019-11-23 23:20:38,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 23:20:38,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 23:20:38,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 23:20:38,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 23:20:38,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:20:37" (1/3) ... [2019-11-23 23:20:38,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a10985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:20:38, skipping insertion in model container [2019-11-23 23:20:38,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:20:37" (2/3) ... [2019-11-23 23:20:38,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a10985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:20:38, skipping insertion in model container [2019-11-23 23:20:38,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:20:38" (3/3) ... [2019-11-23 23:20:38,426 INFO L109 eAbstractionObserver]: Analyzing ICFG diff-3-n-u.c [2019-11-23 23:20:38,435 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 23:20:38,441 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 23:20:38,452 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 23:20:38,475 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 23:20:38,475 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 23:20:38,475 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 23:20:38,475 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 23:20:38,475 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 23:20:38,475 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 23:20:38,476 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 23:20:38,476 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 23:20:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2019-11-23 23:20:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 23:20:38,495 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:20:38,496 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:20:38,496 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:20:38,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:20:38,501 INFO L82 PathProgramCache]: Analyzing trace with hash -967320894, now seen corresponding path program 1 times [2019-11-23 23:20:38,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:20:38,509 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445668775] [2019-11-23 23:20:38,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:20:38,574 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:20:38,575 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47467656] [2019-11-23 23:20:38,575 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 23:20:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:20:38,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-23 23:20:38,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:20:38,689 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 23:20:38,689 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:20:38,703 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 23:20:38,703 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445668775] [2019-11-23 23:20:38,704 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:20:38,704 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47467656] [2019-11-23 23:20:38,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:20:38,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-23 23:20:38,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117755251] [2019-11-23 23:20:38,711 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 23:20:38,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:20:38,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 23:20:38,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:20:38,729 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 4 states. [2019-11-23 23:20:38,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:20:38,814 INFO L93 Difference]: Finished difference Result 30 states and 49 transitions. [2019-11-23 23:20:38,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 23:20:38,817 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-23 23:20:38,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:20:38,827 INFO L225 Difference]: With dead ends: 30 [2019-11-23 23:20:38,827 INFO L226 Difference]: Without dead ends: 18 [2019-11-23 23:20:38,831 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 12 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 23:20:38,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2019-11-23 23:20:38,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-11-23 23:20:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-23 23:20:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 28 transitions. [2019-11-23 23:20:38,880 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 28 transitions. Word has length 8 [2019-11-23 23:20:38,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:20:38,881 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 28 transitions. [2019-11-23 23:20:38,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 23:20:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2019-11-23 23:20:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-23 23:20:38,882 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:20:38,882 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:20:39,086 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:20:39,086 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:20:39,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:20:39,087 INFO L82 PathProgramCache]: Analyzing trace with hash 71520248, now seen corresponding path program 1 times [2019-11-23 23:20:39,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:20:39,088 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373910581] [2019-11-23 23:20:39,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:20:39,093 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:20:39,094 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [328086250] [2019-11-23 23:20:39,094 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 23:20:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:20:39,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-23 23:20:39,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:20:39,163 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 23:20:39,164 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:20:39,186 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 23:20:39,187 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373910581] [2019-11-23 23:20:39,189 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:20:39,189 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328086250] [2019-11-23 23:20:39,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:20:39,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-11-23 23:20:39,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878601663] [2019-11-23 23:20:39,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 23:20:39,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:20:39,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 23:20:39,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 23:20:39,194 INFO L87 Difference]: Start difference. First operand 18 states and 28 transitions. Second operand 6 states. [2019-11-23 23:20:39,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:20:39,355 INFO L93 Difference]: Finished difference Result 50 states and 81 transitions. [2019-11-23 23:20:39,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 23:20:39,355 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2019-11-23 23:20:39,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:20:39,357 INFO L225 Difference]: With dead ends: 50 [2019-11-23 23:20:39,357 INFO L226 Difference]: Without dead ends: 36 [2019-11-23 23:20:39,358 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 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 23:20:39,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2019-11-23 23:20:39,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2019-11-23 23:20:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2019-11-23 23:20:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 47 transitions. [2019-11-23 23:20:39,370 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 47 transitions. Word has length 12 [2019-11-23 23:20:39,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:20:39,370 INFO L462 AbstractCegarLoop]: Abstraction has 32 states and 47 transitions. [2019-11-23 23:20:39,370 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 23:20:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2019-11-23 23:20:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-23 23:20:39,371 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:20:39,372 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:20:39,581 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:20:39,582 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:20:39,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:20:39,583 INFO L82 PathProgramCache]: Analyzing trace with hash -515979904, now seen corresponding path program 1 times [2019-11-23 23:20:39,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:20:39,584 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60619334] [2019-11-23 23:20:39,585 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:20:39,601 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:20:39,601 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [222125399] [2019-11-23 23:20:39,601 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 23:20:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:20:39,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-23 23:20:39,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:20:39,688 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-23 23:20:39,688 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:20:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-23 23:20:39,707 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60619334] [2019-11-23 23:20:39,707 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:20:39,707 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222125399] [2019-11-23 23:20:39,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:20:39,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-11-23 23:20:39,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491692815] [2019-11-23 23:20:39,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 23:20:39,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:20:39,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 23:20:39,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 23:20:39,710 INFO L87 Difference]: Start difference. First operand 32 states and 47 transitions. Second operand 6 states. [2019-11-23 23:20:39,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:20:39,823 INFO L93 Difference]: Finished difference Result 84 states and 131 transitions. [2019-11-23 23:20:39,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 23:20:39,823 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2019-11-23 23:20:39,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:20:39,824 INFO L225 Difference]: With dead ends: 84 [2019-11-23 23:20:39,824 INFO L226 Difference]: Without dead ends: 56 [2019-11-23 23:20:39,825 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 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 23:20:39,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2019-11-23 23:20:39,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2019-11-23 23:20:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-23 23:20:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 69 transitions. [2019-11-23 23:20:39,844 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 69 transitions. Word has length 20 [2019-11-23 23:20:39,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:20:39,845 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 69 transitions. [2019-11-23 23:20:39,845 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 23:20:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2019-11-23 23:20:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-23 23:20:39,848 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:20:39,848 INFO L410 BasicCegarLoop]: trace histogram [8, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:20:40,053 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:20:40,053 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:20:40,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:20:40,053 INFO L82 PathProgramCache]: Analyzing trace with hash 2069589376, now seen corresponding path program 1 times [2019-11-23 23:20:40,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:20:40,054 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941609776] [2019-11-23 23:20:40,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:20:40,059 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:20:40,059 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1491494044] [2019-11-23 23:20:40,059 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 23:20:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:20:40,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 23:20:40,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:20:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-23 23:20:40,160 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:20:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-23 23:20:40,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941609776] [2019-11-23 23:20:40,199 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:20:40,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491494044] [2019-11-23 23:20:40,200 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [70011187] [2019-11-23 23:20:40,224 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-11-23 23:20:40,224 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:20:40,230 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:20:40,237 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:20:40,238 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:20:40,905 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:41,378 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-11-23 23:20:41,563 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 132 [2019-11-23 23:20:41,635 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:41,695 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:41,711 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:41,726 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,037 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2019-11-23 23:20:42,167 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2019-11-23 23:20:42,292 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-11-23 23:20:42,460 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 158 [2019-11-23 23:20:42,631 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 158 [2019-11-23 23:20:42,720 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,739 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,843 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,931 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,982 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:42,999 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:43,024 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:43,257 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-23 23:20:43,390 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-23 23:20:43,526 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-23 23:20:43,719 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 186 [2019-11-23 23:20:43,941 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 186 [2019-11-23 23:20:44,102 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,123 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,143 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,223 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,241 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,259 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,277 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,296 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,340 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,383 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,459 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,478 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:44,743 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2019-11-23 23:20:44,917 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2019-11-23 23:20:45,065 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2019-11-23 23:20:45,226 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-23 23:20:45,389 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-11-23 23:20:45,462 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,480 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,497 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,699 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,724 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,754 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,798 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,843 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,889 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,930 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,971 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:45,986 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:46,278 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2019-11-23 23:20:46,525 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2019-11-23 23:20:46,673 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-11-23 23:20:46,817 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-11-23 23:20:46,981 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2019-11-23 23:20:47,090 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,139 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,157 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,200 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,342 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,408 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,423 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,438 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,467 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,513 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,611 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:47,859 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2019-11-23 23:20:48,039 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2019-11-23 23:20:48,177 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-11-23 23:20:48,346 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-11-23 23:20:48,498 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 197 [2019-11-23 23:20:48,559 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,576 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,591 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,606 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,648 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,669 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,684 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,745 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,782 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,966 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:48,984 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:49,000 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:49,318 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2019-11-23 23:20:49,466 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2019-11-23 23:20:49,584 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2019-11-23 23:20:49,769 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-11-23 23:20:49,901 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2019-11-23 23:20:49,960 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:49,976 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:49,991 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,005 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,076 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,120 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,136 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,184 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,249 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,400 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,462 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,519 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:50,753 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2019-11-23 23:20:50,890 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2019-11-23 23:20:51,021 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-11-23 23:20:51,156 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2019-11-23 23:20:51,302 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 203 [2019-11-23 23:20:51,364 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,430 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,512 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,606 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,622 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,691 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,708 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,785 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,881 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:51,952 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:52,022 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:52,037 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:52,267 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2019-11-23 23:20:52,438 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2019-11-23 23:20:52,580 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2019-11-23 23:20:52,725 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-11-23 23:20:52,867 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2019-11-23 23:20:52,997 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,023 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,049 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,081 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,107 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,180 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,247 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,263 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,347 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,363 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,457 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,651 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:53,933 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 245 [2019-11-23 23:20:54,082 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 245 [2019-11-23 23:20:54,223 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-11-23 23:20:54,453 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 209 [2019-11-23 23:20:54,796 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:54,813 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:54,829 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:54,870 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:54,890 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:54,983 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,000 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,071 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,092 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,161 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,232 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,305 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:55,593 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 252 [2019-11-23 23:20:55,748 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 252 [2019-11-23 23:20:55,908 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-11-23 23:20:56,049 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-11-23 23:20:56,171 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 214 [2019-11-23 23:20:56,312 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,476 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,524 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,540 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,557 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,629 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,737 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,755 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,816 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:56,939 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:57,003 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:57,019 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:57,535 WARN L192 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2019-11-23 23:20:57,724 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2019-11-23 23:20:57,888 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-11-23 23:20:58,019 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-11-23 23:20:58,144 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 219 [2019-11-23 23:20:58,211 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,469 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,488 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,651 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,697 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,714 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,760 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,776 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,791 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,807 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:58,825 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:59,013 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:20:59,237 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-23 23:20:59,604 WARN L192 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 266 [2019-11-23 23:20:59,834 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 266 [2019-11-23 23:21:00,005 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2019-11-23 23:21:00,153 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-23 23:21:00,303 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2019-11-23 23:21:00,486 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:00,503 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:00,796 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:00,917 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:00,961 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:00,977 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,065 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,127 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,198 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,215 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,233 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,247 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:01,713 WARN L192 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 267 [2019-11-23 23:21:01,894 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 267 [2019-11-23 23:21:02,083 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2019-11-23 23:21:02,223 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-11-23 23:21:02,360 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 221 [2019-11-23 23:21:02,524 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2019-11-23 23:21:02,652 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2019-11-23 23:21:02,849 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:02,881 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:02,996 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,333 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,441 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,584 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,604 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,821 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:03,941 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:04,007 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:04,106 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:04,124 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:04,929 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:04,961 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:05,096 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:05,402 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:21:05,663 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:05,942 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:06,123 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:06,140 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:06,774 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:21:07,311 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:21:08,440 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:21:08,478 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:08,714 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:09,079 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:21:09,309 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:09,412 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:09,981 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:21:10,230 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:10,409 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:10,673 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:11,769 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:11,921 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:12,118 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:12,674 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:21:13,006 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:21:13,779 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:21:13,850 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:14,039 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:14,151 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:14,360 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:15,534 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:16,078 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:21:16,095 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:16,283 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:16,359 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:16,765 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:21:17,204 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:21:17,392 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:17,436 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:18,021 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:18,645 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:20,087 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:20,136 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:20,160 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:20,528 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:20,737 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:20,754 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:21,179 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:21,429 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:21,649 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:21,894 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:22,413 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:22,710 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:22,899 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:23,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:23,291 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:23,328 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:23,401 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:23,918 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:24,345 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:24,414 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:24,738 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:25,175 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:25,364 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:25,906 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:25,961 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:26,245 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:26,694 WARN L192 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:27,237 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:27,324 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:27,553 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:27,881 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:28,515 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:28,518 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:28,576 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:28,580 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:28,893 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:29,218 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:29,406 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:29,490 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:29,976 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:30,820 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:31,654 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:31,806 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:32,047 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:32,819 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:33,581 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:33,694 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:33,712 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:33,921 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:33,941 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:34,323 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:34,327 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:34,384 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:34,389 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:34,548 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-23 23:21:34,734 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2019-11-23 23:21:34,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-23 23:21:34,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 14 [2019-11-23 23:21:34,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146976894] [2019-11-23 23:21:34,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 23:21:34,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:21:34,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 23:21:34,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2019-11-23 23:21:34,775 INFO L87 Difference]: Start difference. First operand 52 states and 69 transitions. Second operand 6 states. [2019-11-23 23:21:34,958 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-11-23 23:21:35,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:21:35,133 INFO L93 Difference]: Finished difference Result 83 states and 107 transitions. [2019-11-23 23:21:35,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-23 23:21:35,134 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2019-11-23 23:21:35,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:21:35,137 INFO L225 Difference]: With dead ends: 83 [2019-11-23 23:21:35,137 INFO L226 Difference]: Without dead ends: 62 [2019-11-23 23:21:35,138 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2019-11-23 23:21:35,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-11-23 23:21:35,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 53. [2019-11-23 23:21:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-23 23:21:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2019-11-23 23:21:35,148 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 70 transitions. Word has length 28 [2019-11-23 23:21:35,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:21:35,149 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 70 transitions. [2019-11-23 23:21:35,149 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 23:21:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2019-11-23 23:21:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-23 23:21:35,150 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:21:35,150 INFO L410 BasicCegarLoop]: trace histogram [8, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:21:35,353 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:21:35,354 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:21:35,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:21:35,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1274384406, now seen corresponding path program 1 times [2019-11-23 23:21:35,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:21:35,355 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320173745] [2019-11-23 23:21:35,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:21:35,364 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 23:21:35,364 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1260527592] [2019-11-23 23:21:35,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 23:21:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:21:35,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-23 23:21:35,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:21:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-23 23:21:35,462 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:21:35,493 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-23 23:21:35,493 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320173745] [2019-11-23 23:21:35,493 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 23:21:35,493 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260527592] [2019-11-23 23:21:35,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2115817914] [2019-11-23 23:21:35,495 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-11-23 23:21:35,495 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:21:35,496 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:21:35,496 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:21:35,496 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:21:35,821 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,191 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,224 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,254 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,265 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,674 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,688 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,727 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,831 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,849 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,864 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:36,908 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:37,110 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 171 [2019-11-23 23:21:37,477 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 182 [2019-11-23 23:21:37,721 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2019-11-23 23:21:37,785 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:37,827 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:37,936 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,012 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,027 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,042 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,054 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,175 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,188 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,224 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,238 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,274 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:38,780 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:39,220 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:40,032 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:40,540 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:40,620 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:40,817 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:40,834 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:41,354 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:41,367 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:41,684 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:42,154 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:42,170 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:42,701 WARN L192 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:42,953 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:42,972 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:43,899 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2019-11-23 23:21:44,052 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2019-11-23 23:21:44,055 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:44,155 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:44,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:44,258 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:44,580 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:45,383 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:46,409 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:47,334 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:47,353 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:48,193 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:48,336 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:48,852 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:48,866 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:48,882 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:48,989 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:49,180 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:49,199 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:49,312 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:49,582 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:49,609 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:49,660 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:49,703 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:50,332 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-11-23 23:21:50,923 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:51,195 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-11-23 23:21:51,389 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:52,091 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-23 23:21:52,444 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:52,529 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:53,109 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-11-23 23:21:53,155 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:53,350 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:53,459 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:54,090 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:54,264 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:55,050 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:55,376 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:55,484 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 203 [2019-11-23 23:21:55,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:55,667 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:55,720 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-23 23:21:55,726 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-23 23:21:55,930 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:56,150 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:56,645 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:21:56,884 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:57,262 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:21:57,767 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:58,085 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:21:58,309 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:21:58,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:58,508 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:58,942 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:59,026 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:21:59,489 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:22:00,293 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:22:00,393 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:00,674 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:22:00,863 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:01,240 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:01,907 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:02,756 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:22:02,772 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:02,996 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:03,227 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:22:03,456 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:03,871 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:04,303 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:22:04,774 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:05,042 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-11-23 23:22:05,187 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:05,255 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:05,800 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-11-23 23:22:05,996 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-11-23 23:22:06,645 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2019-11-23 23:22:07,056 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:22:07,984 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58