/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-tiling/pnr2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 23:25:37,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 23:25:37,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 23:25:37,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 23:25:37,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 23:25:37,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 23:25:37,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 23:25:37,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 23:25:37,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 23:25:37,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 23:25:37,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 23:25:37,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 23:25:37,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 23:25:37,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 23:25:37,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 23:25:37,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 23:25:37,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 23:25:37,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 23:25:37,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 23:25:37,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 23:25:37,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 23:25:37,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 23:25:37,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 23:25:37,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 23:25:37,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-23 23:25:37,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-23 23:25:37,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-23 23:25:37,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-23 23:25:37,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-23 23:25:37,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-23 23:25:37,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 23:25:37,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 23:25:37,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 23:25:37,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 23:25:37,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 23:25:37,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 23:25:37,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 23:25:37,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 23:25:37,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 23:25:37,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 23:25:37,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 23:25:37,936 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 23:25:37,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 23:25:37,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 23:25:37,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-23 23:25:37,953 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-23 23:25:37,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-23 23:25:37,953 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-23 23:25:37,953 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-23 23:25:37,953 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-23 23:25:37,954 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-23 23:25:37,954 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-23 23:25:37,954 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-23 23:25:37,954 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-23 23:25:37,955 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-23 23:25:37,955 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-23 23:25:37,955 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-23 23:25:37,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 23:25:37,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 23:25:37,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 23:25:37,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 23:25:37,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 23:25:37,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 23:25:37,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 23:25:37,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 23:25:37,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 23:25:37,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 23:25:37,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 23:25:37,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 23:25:37,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 23:25:37,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 23:25:37,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:25:37,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 23:25:37,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 23:25:37,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 23:25:37,959 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-23 23:25:37,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 23:25:37,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 23:25:37,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 23:25:37,960 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-23 23:25:38,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 23:25:38,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 23:25:38,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 23:25:38,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 23:25:38,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 23:25:38,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pnr2.c [2019-11-23 23:25:38,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8101dff44/bc539965523642c29a2a98593e95aceb/FLAG650dadadb [2019-11-23 23:25:38,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 23:25:38,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pnr2.c [2019-11-23 23:25:38,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8101dff44/bc539965523642c29a2a98593e95aceb/FLAG650dadadb [2019-11-23 23:25:39,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8101dff44/bc539965523642c29a2a98593e95aceb [2019-11-23 23:25:39,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 23:25:39,171 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 23:25:39,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 23:25:39,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 23:25:39,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 23:25:39,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d37eb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39, skipping insertion in model container [2019-11-23 23:25:39,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 23:25:39,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 23:25:39,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:25:39,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 23:25:39,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:25:39,468 INFO L208 MainTranslator]: Completed translation [2019-11-23 23:25:39,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39 WrapperNode [2019-11-23 23:25:39,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 23:25:39,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 23:25:39,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 23:25:39,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 23:25:39,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 23:25:39,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 23:25:39,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 23:25:39,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 23:25:39,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (1/1) ... [2019-11-23 23:25:39,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 23:25:39,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 23:25:39,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 23:25:39,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 23:25:39,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (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 23:25:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 23:25:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-23 23:25:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 23:25:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 23:25:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 23:25:40,171 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 23:25:40,172 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-23 23:25:40,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:40 BoogieIcfgContainer [2019-11-23 23:25:40,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 23:25:40,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 23:25:40,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 23:25:40,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 23:25:40,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:25:39" (1/3) ... [2019-11-23 23:25:40,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4697bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:40, skipping insertion in model container [2019-11-23 23:25:40,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:39" (2/3) ... [2019-11-23 23:25:40,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4697bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:40, skipping insertion in model container [2019-11-23 23:25:40,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:40" (3/3) ... [2019-11-23 23:25:40,180 INFO L109 eAbstractionObserver]: Analyzing ICFG pnr2.c [2019-11-23 23:25:40,188 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 23:25:40,194 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 23:25:40,204 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 23:25:40,227 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 23:25:40,227 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 23:25:40,227 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 23:25:40,227 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 23:25:40,227 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 23:25:40,228 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 23:25:40,228 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 23:25:40,228 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 23:25:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-11-23 23:25:40,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 23:25:40,246 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:25:40,247 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:25:40,248 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:25:40,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:25:40,254 INFO L82 PathProgramCache]: Analyzing trace with hash 485784880, now seen corresponding path program 1 times [2019-11-23 23:25:40,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:25:40,265 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425924779] [2019-11-23 23:25:40,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:25:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:25:40,564 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 23:25:40,565 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425924779] [2019-11-23 23:25:40,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:25:40,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 23:25:40,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845150109] [2019-11-23 23:25:40,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 23:25:40,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:25:40,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 23:25:40,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:25:40,594 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 4 states. [2019-11-23 23:25:40,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:25:40,672 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2019-11-23 23:25:40,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 23:25:40,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-23 23:25:40,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:25:40,688 INFO L225 Difference]: With dead ends: 24 [2019-11-23 23:25:40,689 INFO L226 Difference]: Without dead ends: 10 [2019-11-23 23:25:40,694 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 23:25:40,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2019-11-23 23:25:40,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-11-23 23:25:40,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-11-23 23:25:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2019-11-23 23:25:40,739 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2019-11-23 23:25:40,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:25:40,739 INFO L462 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2019-11-23 23:25:40,739 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 23:25:40,740 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2019-11-23 23:25:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 23:25:40,740 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:25:40,740 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:25:40,741 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:25:40,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:25:40,741 INFO L82 PathProgramCache]: Analyzing trace with hash -2114135731, now seen corresponding path program 1 times [2019-11-23 23:25:40,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:25:40,742 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673402700] [2019-11-23 23:25:40,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:25:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:25:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:25:41,121 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673402700] [2019-11-23 23:25:41,121 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853788112] [2019-11-23 23:25:41,121 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 23:25:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:25:41,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-23 23:25:41,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:25:41,263 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,264 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:25:41,344 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2019-11-23 23:25:41,345 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 23:25:41,451 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-11-23 23:25:41,453 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:25:41,462 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:25:41,474 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2019-11-23 23:25:41,474 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 23:25:41,542 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:25:41,553 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:25:41,563 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2019-11-23 23:25:41,563 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 23:25:41,629 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:25:41,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:25:41,643 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2019-11-23 23:25:41,643 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-23 23:25:41,696 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:25:41,698 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2019-11-23 23:25:41,699 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:106, output treesize:89 [2019-11-23 23:25:41,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:25:41,797 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:25:41,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,842 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:25:41,863 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2019-11-23 23:25:41,888 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 172 [2019-11-23 23:25:41,890 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2019-11-23 23:25:41,940 INFO L567 ElimStorePlain]: treesize reduction 149, result has 10.2 percent of original size [2019-11-23 23:25:41,941 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:25:41,990 INFO L567 ElimStorePlain]: treesize reduction 5, result has 95.0 percent of original size [2019-11-23 23:25:41,997 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2019-11-23 23:25:42,008 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2019-11-23 23:25:42,009 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2019-11-23 23:25:42,045 INFO L567 ElimStorePlain]: treesize reduction 63, result has 19.2 percent of original size [2019-11-23 23:25:42,045 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:25:42,071 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:25:42,080 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2019-11-23 23:25:42,099 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2019-11-23 23:25:42,100 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2019-11-23 23:25:42,125 INFO L567 ElimStorePlain]: treesize reduction 58, result has 18.3 percent of original size [2019-11-23 23:25:42,126 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-11-23 23:25:42,139 INFO L567 ElimStorePlain]: treesize reduction 55, result has 19.1 percent of original size [2019-11-23 23:25:42,139 INFO L464 ElimStorePlain]: Eliminatee |#memory_int| vanished before elimination [2019-11-23 23:25:42,140 INFO L496 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-23 23:25:42,140 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 16 variables, input treesize:112, output treesize:13 [2019-11-23 23:25:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 23:25:42,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1279089946] [2019-11-23 23:25:42,234 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-11-23 23:25:42,234 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:25:42,241 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:25:42,250 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:25:42,251 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:25:42,473 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:42,519 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:42,740 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:42,803 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:43,164 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:44,804 WARN L192 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 436 [2019-11-23 23:25:45,452 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:45,675 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2019-11-23 23:25:45,714 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:46,419 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2019-11-23 23:25:46,446 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:47,024 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2019-11-23 23:25:47,920 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2019-11-23 23:25:48,622 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2019-11-23 23:25:49,367 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2019-11-23 23:25:49,925 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2019-11-23 23:25:50,454 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2019-11-23 23:25:50,945 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2019-11-23 23:25:51,252 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2019-11-23 23:25:51,624 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2019-11-23 23:25:51,909 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2019-11-23 23:25:52,150 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2019-11-23 23:25:52,381 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2019-11-23 23:25:52,623 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-11-23 23:25:52,808 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-11-23 23:25:52,966 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2019-11-23 23:25:53,127 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-11-23 23:25:53,294 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-11-23 23:25:55,615 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:57,386 WARN L192 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 479 [2019-11-23 23:25:57,417 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:58,264 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2019-11-23 23:25:59,202 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:25:59,432 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2019-11-23 23:26:01,305 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:02,121 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:02,856 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 457 [2019-11-23 23:26:03,330 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:03,498 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2019-11-23 23:26:04,916 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:05,131 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2019-11-23 23:26:05,173 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:05,937 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2019-11-23 23:26:06,627 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2019-11-23 23:26:07,429 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2019-11-23 23:26:08,178 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-11-23 23:26:08,834 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-11-23 23:26:09,419 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2019-11-23 23:26:09,887 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2019-11-23 23:26:10,291 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-11-23 23:26:10,605 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2019-11-23 23:26:10,867 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2019-11-23 23:26:11,146 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2019-11-23 23:26:11,403 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2019-11-23 23:26:11,626 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-11-23 23:26:11,816 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2019-11-23 23:26:11,999 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2019-11-23 23:26:12,190 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-11-23 23:26:12,362 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2019-11-23 23:26:15,672 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:18,447 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 520 [2019-11-23 23:26:20,077 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:21,643 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-11-23 23:26:21,676 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:26,370 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-11-23 23:26:26,399 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:27,920 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-11-23 23:26:27,962 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:29,494 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:33,892 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2019-11-23 23:26:33,925 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:35,339 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-23 23:26:35,919 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:36,092 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2019-11-23 23:26:36,124 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:38,078 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2019-11-23 23:26:38,110 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:40,207 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:40,765 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2019-11-23 23:26:40,786 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:41,223 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2019-11-23 23:26:42,267 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2019-11-23 23:26:43,263 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2019-11-23 23:26:44,043 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2019-11-23 23:26:44,786 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2019-11-23 23:26:45,404 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2019-11-23 23:26:45,917 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2019-11-23 23:26:46,353 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2019-11-23 23:26:46,736 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-11-23 23:26:47,074 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2019-11-23 23:26:47,351 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2019-11-23 23:26:47,622 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2019-11-23 23:26:47,849 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2019-11-23 23:26:48,087 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-11-23 23:26:48,299 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2019-11-23 23:26:48,497 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2019-11-23 23:26:48,696 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2019-11-23 23:26:48,965 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:26:54,854 WARN L192 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 544 [2019-11-23 23:26:57,689 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:00,103 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-11-23 23:27:00,138 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:07,087 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-11-23 23:27:09,861 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:10,127 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-11-23 23:27:10,162 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:15,554 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-11-23 23:27:15,576 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:17,860 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-11-23 23:27:19,275 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:20,892 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 506