/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/pr2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 23:27:03,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 23:27:03,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 23:27:03,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 23:27:03,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 23:27:03,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 23:27:03,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 23:27:03,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 23:27:03,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 23:27:03,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 23:27:03,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 23:27:03,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 23:27:03,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 23:27:03,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 23:27:03,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 23:27:03,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 23:27:03,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 23:27:03,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 23:27:03,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 23:27:03,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 23:27:03,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 23:27:03,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 23:27:03,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 23:27:03,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 23:27:03,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-23 23:27:03,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-23 23:27:03,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-23 23:27:03,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-23 23:27:03,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-23 23:27:03,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-23 23:27:03,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 23:27:03,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 23:27:03,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 23:27:03,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 23:27:03,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 23:27:03,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 23:27:03,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 23:27:03,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 23:27:03,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 23:27:03,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 23:27:03,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 23:27:03,263 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 23:27:03,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 23:27:03,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 23:27:03,279 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-23 23:27:03,280 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-23 23:27:03,280 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-23 23:27:03,280 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-23 23:27:03,280 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-23 23:27:03,280 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-23 23:27:03,281 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-23 23:27:03,281 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-23 23:27:03,281 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-23 23:27:03,281 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-23 23:27:03,281 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-23 23:27:03,282 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-23 23:27:03,282 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-23 23:27:03,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 23:27:03,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 23:27:03,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 23:27:03,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 23:27:03,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 23:27:03,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 23:27:03,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 23:27:03,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 23:27:03,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 23:27:03,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 23:27:03,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 23:27:03,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 23:27:03,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 23:27:03,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 23:27:03,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 23:27:03,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 23:27:03,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 23:27:03,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 23:27:03,286 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-23 23:27:03,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 23:27:03,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 23:27:03,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 23:27:03,287 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-23 23:27:03,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 23:27:03,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 23:27:03,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 23:27:03,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 23:27:03,642 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 23:27:03,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr2.c [2019-11-23 23:27:03,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacdb1229/a2378a388c6142f5b04dc3fedf6af05d/FLAG561067393 [2019-11-23 23:27:04,149 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 23:27:04,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr2.c [2019-11-23 23:27:04,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacdb1229/a2378a388c6142f5b04dc3fedf6af05d/FLAG561067393 [2019-11-23 23:27:04,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacdb1229/a2378a388c6142f5b04dc3fedf6af05d [2019-11-23 23:27:04,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 23:27:04,550 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 23:27:04,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 23:27:04,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 23:27:04,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 23:27:04,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:04,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b9ebb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04, skipping insertion in model container [2019-11-23 23:27:04,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:04,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 23:27:04,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 23:27:04,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:27:04,821 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 23:27:04,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 23:27:04,867 INFO L208 MainTranslator]: Completed translation [2019-11-23 23:27:04,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04 WrapperNode [2019-11-23 23:27:04,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 23:27:04,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 23:27:04,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 23:27:04,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 23:27:04,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:04,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:04,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 23:27:04,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 23:27:04,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 23:27:04,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 23:27:05,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (1/1) ... [2019-11-23 23:27:05,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 23:27:05,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 23:27:05,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 23:27:05,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 23:27:05,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (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 23:27:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 23:27:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 23:27:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 23:27:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 23:27:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 23:27:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 23:27:05,583 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 23:27:05,584 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-23 23:27:05,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:05 BoogieIcfgContainer [2019-11-23 23:27:05,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 23:27:05,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 23:27:05,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 23:27:05,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 23:27:05,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:27:04" (1/3) ... [2019-11-23 23:27:05,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa38ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:05, skipping insertion in model container [2019-11-23 23:27:05,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:27:04" (2/3) ... [2019-11-23 23:27:05,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa38ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:27:05, skipping insertion in model container [2019-11-23 23:27:05,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:27:05" (3/3) ... [2019-11-23 23:27:05,594 INFO L109 eAbstractionObserver]: Analyzing ICFG pr2.c [2019-11-23 23:27:05,602 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 23:27:05,610 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 23:27:05,621 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 23:27:05,642 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 23:27:05,642 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 23:27:05,642 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 23:27:05,642 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 23:27:05,642 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 23:27:05,642 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 23:27:05,643 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 23:27:05,643 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 23:27:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-11-23 23:27:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 23:27:05,660 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:27:05,661 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:27:05,662 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:27:05,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:27:05,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1146311895, now seen corresponding path program 1 times [2019-11-23 23:27:05,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:27:05,675 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944995066] [2019-11-23 23:27:05,675 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:27:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:05,902 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 23:27:05,903 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944995066] [2019-11-23 23:27:05,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 23:27:05,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 23:27:05,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130617164] [2019-11-23 23:27:05,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 23:27:05,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-23 23:27:05,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 23:27:05,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 23:27:05,925 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 4 states. [2019-11-23 23:27:06,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 23:27:06,017 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2019-11-23 23:27:06,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 23:27:06,019 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-23 23:27:06,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 23:27:06,032 INFO L225 Difference]: With dead ends: 24 [2019-11-23 23:27:06,032 INFO L226 Difference]: Without dead ends: 10 [2019-11-23 23:27:06,037 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 23:27:06,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2019-11-23 23:27:06,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-11-23 23:27:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-11-23 23:27:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2019-11-23 23:27:06,070 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2019-11-23 23:27:06,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 23:27:06,070 INFO L462 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2019-11-23 23:27:06,070 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 23:27:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2019-11-23 23:27:06,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-23 23:27:06,071 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 23:27:06,071 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 23:27:06,072 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 23:27:06,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 23:27:06,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1179389023, now seen corresponding path program 1 times [2019-11-23 23:27:06,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-23 23:27:06,073 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147511054] [2019-11-23 23:27:06,073 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 23:27:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:06,551 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 29 [2019-11-23 23:27:06,797 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 23:27:06,797 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147511054] [2019-11-23 23:27:06,798 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831572583] [2019-11-23 23:27:06,798 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 23:27:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 23:27:06,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-23 23:27:06,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 23:27:06,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:06,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:06,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:07,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:07,045 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 26 treesize of output 26 [2019-11-23 23:27:07,046 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,155 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-11-23 23:27:07,156 INFO L567 ElimStorePlain]: treesize reduction 32, result has 71.2 percent of original size [2019-11-23 23:27:07,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:07,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:07,174 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 29 treesize of output 29 [2019-11-23 23:27:07,175 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,226 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:07,227 INFO L464 ElimStorePlain]: Eliminatee v_prenex_3 vanished before elimination [2019-11-23 23:27:07,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-23 23:27:07,239 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 23:27:07,239 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,297 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:07,299 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-11-23 23:27:07,303 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:111, output treesize:80 [2019-11-23 23:27:07,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-23 23:27:07,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,497 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 23:27:07,497 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-23 23:27:07,502 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,506 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,574 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,576 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 23:27:07,601 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 23 treesize of output 21 [2019-11-23 23:27:07,605 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:07,618 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-23 23:27:07,630 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 24 treesize of output 22 [2019-11-23 23:27:07,631 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,638 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-23 23:27:07,638 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,658 INFO L567 ElimStorePlain]: treesize reduction 183, result has 4.2 percent of original size [2019-11-23 23:27:07,659 INFO L464 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2019-11-23 23:27:07,660 INFO L464 ElimStorePlain]: Eliminatee v_prenex_7 vanished before elimination [2019-11-23 23:27:07,660 INFO L464 ElimStorePlain]: Eliminatee |#memory_int| vanished before elimination [2019-11-23 23:27:07,661 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-23 23:27:07,661 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:206, output treesize:8 [2019-11-23 23:27:07,687 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 23:27:07,689 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1227881852] [2019-11-23 23:27:07,749 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-11-23 23:27:07,750 INFO L166 IcfgInterpreter]: Building call graph [2019-11-23 23:27:07,760 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-23 23:27:07,768 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-23 23:27:07,768 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-23 23:27:08,015 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,142 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,175 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,201 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,221 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,469 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,486 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,544 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,558 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,730 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:08,790 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:09,669 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:09,806 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:10,117 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 206 [2019-11-23 23:27:10,535 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:10,609 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:10,622 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,241 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,482 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,691 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,747 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,771 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,792 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,873 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:11,890 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,058 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 152 [2019-11-23 23:27:12,074 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,113 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,290 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,555 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,951 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,959 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,967 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:12,996 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,060 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,111 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,321 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,373 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,382 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,391 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,413 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,490 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,788 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,824 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:13,861 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:14,357 WARN L192 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 441 [2019-11-23 23:27:14,392 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:17,706 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2019-11-23 23:27:18,990 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:20,066 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2019-11-23 23:27:20,254 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:20,366 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2019-11-23 23:27:20,394 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:20,416 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:20,523 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2019-11-23 23:27:20,547 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:21,247 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2019-11-23 23:27:21,269 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:22,030 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:22,450 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2019-11-23 23:27:22,473 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:22,493 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:22,517 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:22,622 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2019-11-23 23:27:22,979 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:23,282 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:23,514 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:28,804 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,022 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 288 [2019-11-23 23:27:29,044 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,308 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-11-23 23:27:29,476 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,629 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2019-11-23 23:27:29,650 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,670 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,690 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:29,835 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2019-11-23 23:27:30,048 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-11-23 23:27:30,300 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-11-23 23:27:30,503 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-11-23 23:27:30,701 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-11-23 23:27:30,946 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-23 23:27:31,133 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-11-23 23:27:31,148 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,165 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,244 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,445 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,498 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,516 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,539 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,553 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,703 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,726 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,745 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:31,955 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-11-23 23:27:32,238 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,258 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,325 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,345 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,772 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:32,817 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,302 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,358 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,410 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,419 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,427 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,467 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,685 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,706 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,715 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,723 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,756 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:33,803 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:34,766 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,080 WARN L192 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 474 [2019-11-23 23:27:36,119 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,157 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,194 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:36,463 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 465 [2019-11-23 23:27:36,491 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:41,637 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2019-11-23 23:27:42,544 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,391 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2019-11-23 23:27:43,418 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,454 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,490 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,514 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,534 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,561 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,589 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,614 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:43,800 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2019-11-23 23:27:43,825 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,464 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2019-11-23 23:27:44,493 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:44,989 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2019-11-23 23:27:45,012 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,035 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,059 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:45,228 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2019-11-23 23:27:45,254 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:47,606 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2019-11-23 23:27:47,992 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2019-11-23 23:27:49,645 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2019-11-23 23:27:50,819 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2019-11-23 23:27:51,138 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2019-11-23 23:27:51,675 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2019-11-23 23:27:51,948 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2019-11-23 23:27:52,201 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2019-11-23 23:27:52,545 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2019-11-23 23:27:52,771 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2019-11-23 23:27:53,097 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2019-11-23 23:27:53,310 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2019-11-23 23:27:53,544 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2019-11-23 23:27:53,901 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-11-23 23:27:54,136 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2019-11-23 23:27:54,399 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2019-11-23 23:27:54,645 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2019-11-23 23:27:54,907 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-11-23 23:27:55,122 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-11-23 23:27:55,137 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:55,534 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:55,707 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:55,870 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-11-23 23:27:56,047 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,237 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,412 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:56,760 WARN L192 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-11-23 23:27:57,303 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,450 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,481 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:27:57,806 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-23 23:28:02,858 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:03,390 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 698 [2019-11-23 23:28:06,770 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:09,290 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-11-23 23:28:15,354 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 8))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 12)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 16)))) [2019-11-23 23:28:17,360 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 12)))) [2019-11-23 23:28:19,364 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 12)))) [2019-11-23 23:28:21,366 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 16))) 0) [2019-11-23 23:28:23,369 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 16))) 0) [2019-11-23 23:28:29,418 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (* ULTIMATE.start_main_~i~0 8))) (= (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 12)) (+ .cse0 |ULTIMATE.start_main_~#volArray~0.offset| (- 16)))) [2019-11-23 23:28:31,423 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 12)))) [2019-11-23 23:28:33,428 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 12)))) [2019-11-23 23:28:35,431 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 16))) 0) [2019-11-23 23:28:37,435 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |ULTIMATE.start_main_~#volArray~0.base|) (+ (* ULTIMATE.start_main_~i~0 8) |ULTIMATE.start_main_~#volArray~0.offset| (- 16))) 0) [2019-11-23 23:28:37,476 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:37,758 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2019-11-23 23:28:43,022 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-23 23:28:43,311 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 679