./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/forester-heap/dll-queue_false-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/forester-heap/dll-queue_false-unreach-call_false-valid-memcleanup.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39996758d4a4793ed5619e696b4574ccdffaa666 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:25:04,483 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:25:04,485 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:25:04,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:25:04,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:25:04,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:25:04,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:25:04,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:25:04,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:25:04,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:25:04,508 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:25:04,509 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:25:04,510 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:25:04,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:25:04,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:25:04,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:25:04,514 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:25:04,516 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:25:04,518 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:25:04,519 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:25:04,520 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:25:04,522 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:25:04,524 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:25:04,524 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:25:04,525 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:25:04,526 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:25:04,527 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:25:04,528 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:25:04,528 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:25:04,530 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:25:04,530 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:25:04,531 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:25:04,531 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:25:04,531 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:25:04,532 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:25:04,533 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:25:04,533 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:25:04,549 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:25:04,549 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:25:04,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:25:04,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:25:04,551 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:25:04,551 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:25:04,551 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:25:04,552 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:25:04,552 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:25:04,552 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:25:04,552 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:25:04,552 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:25:04,553 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:25:04,553 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:25:04,553 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:25:04,553 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:25:04,554 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:25:04,554 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:25:04,554 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:25:04,554 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:25:04,555 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:25:04,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:25:04,555 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:25:04,555 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:25:04,556 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:25:04,556 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:25:04,556 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:25:04,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:25:04,556 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39996758d4a4793ed5619e696b4574ccdffaa666 [2018-12-31 04:25:04,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:25:04,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:25:04,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:25:04,623 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:25:04,623 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:25:04,625 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/forester-heap/dll-queue_false-unreach-call_false-valid-memcleanup.i [2018-12-31 04:25:04,694 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c41e6db9/04d6b25929014a98bff4233ef27df23e/FLAG0fc845393 [2018-12-31 04:25:05,282 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:25:05,283 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/forester-heap/dll-queue_false-unreach-call_false-valid-memcleanup.i [2018-12-31 04:25:05,297 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c41e6db9/04d6b25929014a98bff4233ef27df23e/FLAG0fc845393 [2018-12-31 04:25:05,561 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c41e6db9/04d6b25929014a98bff4233ef27df23e [2018-12-31 04:25:05,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:25:05,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:25:05,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:25:05,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:25:05,572 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:25:05,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:25:05" (1/1) ... [2018-12-31 04:25:05,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1cf252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:05, skipping insertion in model container [2018-12-31 04:25:05,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:25:05" (1/1) ... [2018-12-31 04:25:05,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:25:05,642 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:25:06,046 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:25:06,058 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:25:06,195 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:25:06,270 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:25:06,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06 WrapperNode [2018-12-31 04:25:06,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:25:06,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:25:06,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:25:06,272 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:25:06,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:25:06,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:25:06,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:25:06,333 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:25:06,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (1/1) ... [2018-12-31 04:25:06,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:25:06,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:25:06,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:25:06,409 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:25:06,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (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 [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-31 04:25:06,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:25:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:25:06,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:25:07,385 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:25:07,386 INFO L280 CfgBuilder]: Removed 35 assue(true) statements. [2018-12-31 04:25:07,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:25:07 BoogieIcfgContainer [2018-12-31 04:25:07,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:25:07,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:25:07,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:25:07,392 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:25:07,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:25:05" (1/3) ... [2018-12-31 04:25:07,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d722b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:25:07, skipping insertion in model container [2018-12-31 04:25:07,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:25:06" (2/3) ... [2018-12-31 04:25:07,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d722b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:25:07, skipping insertion in model container [2018-12-31 04:25:07,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:25:07" (3/3) ... [2018-12-31 04:25:07,396 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-queue_false-unreach-call_false-valid-memcleanup.i [2018-12-31 04:25:07,405 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:25:07,414 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2018-12-31 04:25:07,433 INFO L257 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2018-12-31 04:25:07,462 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:25:07,463 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:25:07,463 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:25:07,463 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:25:07,463 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:25:07,463 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:25:07,464 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:25:07,464 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:25:07,464 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:25:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2018-12-31 04:25:07,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-31 04:25:07,490 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:07,491 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-12-31 04:25:07,494 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:07,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:07,500 INFO L82 PathProgramCache]: Analyzing trace with hash 28752478, now seen corresponding path program 1 times [2018-12-31 04:25:07,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:07,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:07,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:07,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:07,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:07,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:07,662 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:25:07,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:25:07,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:25:07,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:25:07,680 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 2 states. [2018-12-31 04:25:07,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:07,706 INFO L93 Difference]: Finished difference Result 168 states and 278 transitions. [2018-12-31 04:25:07,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:25:07,708 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2018-12-31 04:25:07,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:07,721 INFO L225 Difference]: With dead ends: 168 [2018-12-31 04:25:07,721 INFO L226 Difference]: Without dead ends: 80 [2018-12-31 04:25:07,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:25:07,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2018-12-31 04:25:07,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2018-12-31 04:25:07,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-12-31 04:25:07,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 89 transitions. [2018-12-31 04:25:07,774 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 89 transitions. Word has length 5 [2018-12-31 04:25:07,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:07,774 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 89 transitions. [2018-12-31 04:25:07,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:25:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2018-12-31 04:25:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-31 04:25:07,775 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:07,775 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-12-31 04:25:07,776 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:07,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:07,777 INFO L82 PathProgramCache]: Analyzing trace with hash 889571111, now seen corresponding path program 1 times [2018-12-31 04:25:07,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:07,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:07,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:07,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:07,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:07,896 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:07,896 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:07,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:07,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:07,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:07,900 INFO L87 Difference]: Start difference. First operand 80 states and 89 transitions. Second operand 3 states. [2018-12-31 04:25:08,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:08,158 INFO L93 Difference]: Finished difference Result 80 states and 89 transitions. [2018-12-31 04:25:08,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:08,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2018-12-31 04:25:08,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:08,161 INFO L225 Difference]: With dead ends: 80 [2018-12-31 04:25:08,161 INFO L226 Difference]: Without dead ends: 70 [2018-12-31 04:25:08,164 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:08,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-31 04:25:08,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-12-31 04:25:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-12-31 04:25:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 79 transitions. [2018-12-31 04:25:08,176 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 79 transitions. Word has length 6 [2018-12-31 04:25:08,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:08,177 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 79 transitions. [2018-12-31 04:25:08,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2018-12-31 04:25:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-31 04:25:08,178 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:08,178 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:08,179 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:08,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:08,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1270244236, now seen corresponding path program 1 times [2018-12-31 04:25:08,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:08,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:08,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:08,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:08,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:08,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 04:25:08,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 04:25:08,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 04:25:08,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 04:25:08,307 INFO L87 Difference]: Start difference. First operand 70 states and 79 transitions. Second operand 4 states. [2018-12-31 04:25:08,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:08,451 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2018-12-31 04:25:08,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:08,453 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-12-31 04:25:08,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:08,454 INFO L225 Difference]: With dead ends: 70 [2018-12-31 04:25:08,454 INFO L226 Difference]: Without dead ends: 68 [2018-12-31 04:25:08,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:25:08,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-12-31 04:25:08,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-12-31 04:25:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-12-31 04:25:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-12-31 04:25:08,465 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 9 [2018-12-31 04:25:08,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:08,465 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-12-31 04:25:08,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 04:25:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-12-31 04:25:08,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 04:25:08,466 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:08,466 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:08,468 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:08,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:08,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1286414876, now seen corresponding path program 1 times [2018-12-31 04:25:08,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:08,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:08,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:08,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:08,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:08,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:08,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:08,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:08,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:08,534 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 3 states. [2018-12-31 04:25:08,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:08,604 INFO L93 Difference]: Finished difference Result 153 states and 178 transitions. [2018-12-31 04:25:08,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:08,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-12-31 04:25:08,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:08,606 INFO L225 Difference]: With dead ends: 153 [2018-12-31 04:25:08,606 INFO L226 Difference]: Without dead ends: 87 [2018-12-31 04:25:08,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:08,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-12-31 04:25:08,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 76. [2018-12-31 04:25:08,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-12-31 04:25:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2018-12-31 04:25:08,616 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 12 [2018-12-31 04:25:08,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:08,617 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2018-12-31 04:25:08,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2018-12-31 04:25:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 04:25:08,618 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:08,618 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:08,619 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:08,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:08,619 INFO L82 PathProgramCache]: Analyzing trace with hash -138012862, now seen corresponding path program 1 times [2018-12-31 04:25:08,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:08,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:08,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:08,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:08,878 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-12-31 04:25:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:08,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:08,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 04:25:08,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 04:25:08,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 04:25:08,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:25:08,913 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 5 states. [2018-12-31 04:25:09,197 WARN L181 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-31 04:25:09,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:09,343 INFO L93 Difference]: Finished difference Result 91 states and 104 transitions. [2018-12-31 04:25:09,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 04:25:09,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-12-31 04:25:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:09,346 INFO L225 Difference]: With dead ends: 91 [2018-12-31 04:25:09,346 INFO L226 Difference]: Without dead ends: 71 [2018-12-31 04:25:09,350 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 04:25:09,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-12-31 04:25:09,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-12-31 04:25:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-12-31 04:25:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 79 transitions. [2018-12-31 04:25:09,364 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 79 transitions. Word has length 17 [2018-12-31 04:25:09,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:09,364 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 79 transitions. [2018-12-31 04:25:09,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 04:25:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2018-12-31 04:25:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 04:25:09,370 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:09,371 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:09,371 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:09,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:09,372 INFO L82 PathProgramCache]: Analyzing trace with hash -472870040, now seen corresponding path program 1 times [2018-12-31 04:25:09,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:09,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:09,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:09,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:09,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:09,609 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-12-31 04:25:09,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:09,830 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:09,830 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:09,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:09,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:09,946 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:09,949 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:09,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:09,959 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-12-31 04:25:09,991 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:09,997 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:09,998 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-31 04:25:09,999 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,057 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 57 [2018-12-31 04:25:10,168 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:10,168 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,205 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-12-31 04:25:10,219 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-12-31 04:25:10,219 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,253 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 37 [2018-12-31 04:25:10,278 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-12-31 04:25:10,280 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:10,322 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:10,377 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:10,405 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:10,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:10,446 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:111, output treesize:56 [2018-12-31 04:25:10,544 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2018-12-31 04:25:10,554 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:10,560 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 30 treesize of output 18 [2018-12-31 04:25:10,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,607 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:10,607 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:59, output treesize:28 [2018-12-31 04:25:10,677 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-12-31 04:25:10,680 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 18 treesize of output 9 [2018-12-31 04:25:10,681 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,694 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:25:10,694 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,740 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:10,748 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:35, output treesize:4 [2018-12-31 04:25:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:10,778 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:25:10,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2018-12-31 04:25:10,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 04:25:10,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 04:25:10,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-31 04:25:10,780 INFO L87 Difference]: Start difference. First operand 71 states and 79 transitions. Second operand 8 states. [2018-12-31 04:25:11,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:11,400 INFO L93 Difference]: Finished difference Result 144 states and 158 transitions. [2018-12-31 04:25:11,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 04:25:11,401 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-12-31 04:25:11,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:11,402 INFO L225 Difference]: With dead ends: 144 [2018-12-31 04:25:11,402 INFO L226 Difference]: Without dead ends: 142 [2018-12-31 04:25:11,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-31 04:25:11,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-12-31 04:25:11,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 84. [2018-12-31 04:25:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-12-31 04:25:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 94 transitions. [2018-12-31 04:25:11,413 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 94 transitions. Word has length 19 [2018-12-31 04:25:11,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:11,413 INFO L480 AbstractCegarLoop]: Abstraction has 84 states and 94 transitions. [2018-12-31 04:25:11,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 04:25:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2018-12-31 04:25:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-31 04:25:11,414 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:11,414 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:11,415 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:11,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:11,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1456359625, now seen corresponding path program 1 times [2018-12-31 04:25:11,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:11,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:11,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:11,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:11,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:11,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:11,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:11,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:11,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:11,494 INFO L87 Difference]: Start difference. First operand 84 states and 94 transitions. Second operand 3 states. [2018-12-31 04:25:11,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:11,576 INFO L93 Difference]: Finished difference Result 174 states and 199 transitions. [2018-12-31 04:25:11,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:11,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-12-31 04:25:11,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:11,578 INFO L225 Difference]: With dead ends: 174 [2018-12-31 04:25:11,578 INFO L226 Difference]: Without dead ends: 108 [2018-12-31 04:25:11,579 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:11,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-12-31 04:25:11,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 97. [2018-12-31 04:25:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-31 04:25:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 107 transitions. [2018-12-31 04:25:11,589 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 107 transitions. Word has length 20 [2018-12-31 04:25:11,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:11,590 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 107 transitions. [2018-12-31 04:25:11,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:11,590 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 107 transitions. [2018-12-31 04:25:11,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-31 04:25:11,591 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:11,591 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:11,592 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:11,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:11,592 INFO L82 PathProgramCache]: Analyzing trace with hash 886899864, now seen corresponding path program 1 times [2018-12-31 04:25:11,592 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:11,592 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:11,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:11,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:11,670 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-31 04:25:11,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:11,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:11,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:11,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:11,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:11,672 INFO L87 Difference]: Start difference. First operand 97 states and 107 transitions. Second operand 3 states. [2018-12-31 04:25:11,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:11,810 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2018-12-31 04:25:11,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:11,811 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-12-31 04:25:11,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:11,812 INFO L225 Difference]: With dead ends: 201 [2018-12-31 04:25:11,812 INFO L226 Difference]: Without dead ends: 122 [2018-12-31 04:25:11,813 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:11,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-12-31 04:25:11,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 110. [2018-12-31 04:25:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-12-31 04:25:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 121 transitions. [2018-12-31 04:25:11,822 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 121 transitions. Word has length 27 [2018-12-31 04:25:11,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:11,823 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 121 transitions. [2018-12-31 04:25:11,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 121 transitions. [2018-12-31 04:25:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-31 04:25:11,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:11,824 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:11,827 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:11,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:11,828 INFO L82 PathProgramCache]: Analyzing trace with hash 2041801735, now seen corresponding path program 1 times [2018-12-31 04:25:11,828 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:11,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:11,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:11,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:12,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:12,082 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:12,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:12,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:12,159 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:12,160 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:12,172 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:12,173 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:25:12,241 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:12,244 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:12,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:25:12,246 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:12,344 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:25:12,445 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:12,445 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:12,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:25:12,536 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:12,537 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:12,570 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2018-12-31 04:25:12,591 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 14 treesize of output 19 [2018-12-31 04:25:12,593 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:12,622 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:12,649 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:12,675 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:12,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:12,716 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:114, output treesize:83 [2018-12-31 04:25:12,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-12-31 04:25:12,858 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:13,017 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 27 [2018-12-31 04:25:13,018 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:13,160 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:13,345 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-12-31 04:25:13,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:13,408 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-12-31 04:25:13,409 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:13,474 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:13,539 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-12-31 04:25:13,540 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:121, output treesize:124 [2018-12-31 04:25:13,644 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:13,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:13,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:13,650 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 214 [2018-12-31 04:25:13,651 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:14,050 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,054 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,056 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,057 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 203 [2018-12-31 04:25:14,059 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:14,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,368 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:14,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 203 [2018-12-31 04:25:14,370 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:14,662 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 116 [2018-12-31 04:25:14,860 WARN L181 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2018-12-31 04:25:14,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 11 [2018-12-31 04:25:14,866 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:14,904 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 75 [2018-12-31 04:25:14,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:14,923 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:14,996 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 80 [2018-12-31 04:25:15,056 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:15,189 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 57 [2018-12-31 04:25:15,190 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:15,395 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:15,441 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:15,520 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:15,788 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 121 [2018-12-31 04:25:15,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-12-31 04:25:15,876 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 3 xjuncts. [2018-12-31 04:25:15,991 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-12-31 04:25:16,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:16,010 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:16,054 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2018-12-31 04:25:16,074 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:16,086 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 57 [2018-12-31 04:25:16,088 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,141 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,186 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 82 [2018-12-31 04:25:16,209 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:16,209 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:16,401 INFO L303 Elim1Store]: Index analysis took 167 ms [2018-12-31 04:25:16,402 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 87 [2018-12-31 04:25:16,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:16,420 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 68 [2018-12-31 04:25:16,422 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,475 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,524 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:16,637 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-31 04:25:16,903 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 116 [2018-12-31 04:25:16,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 11 [2018-12-31 04:25:16,971 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:17,008 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 75 [2018-12-31 04:25:17,015 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:17,016 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:17,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 80 [2018-12-31 04:25:17,130 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:17,141 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 57 [2018-12-31 04:25:17,143 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:17,187 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:17,230 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:17,280 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:17,526 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-1 vars, 3 dim-2 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-12-31 04:25:17,528 INFO L202 ElimStorePlain]: Needed 26 recursive calls to eliminate 13 variables, input treesize:642, output treesize:481 [2018-12-31 04:25:17,767 WARN L181 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 37 [2018-12-31 04:25:17,813 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 79 [2018-12-31 04:25:17,818 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:17,820 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 38 treesize of output 22 [2018-12-31 04:25:17,821 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:17,837 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:17,928 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 86 [2018-12-31 04:25:17,934 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:17,937 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 38 treesize of output 22 [2018-12-31 04:25:17,938 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:17,955 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,044 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 79 [2018-12-31 04:25:18,049 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:18,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 38 treesize of output 22 [2018-12-31 04:25:18,052 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,068 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:18,141 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:330, output treesize:201 [2018-12-31 04:25:18,344 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 42 [2018-12-31 04:25:18,348 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-12-31 04:25:18,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 18 treesize of output 9 [2018-12-31 04:25:18,366 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,379 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:25:18,379 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,393 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,471 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 47 [2018-12-31 04:25:18,474 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 26 treesize of output 15 [2018-12-31 04:25:18,476 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,490 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-12-31 04:25:18,491 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,501 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:25:18,502 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,507 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 42 [2018-12-31 04:25:18,549 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 26 treesize of output 15 [2018-12-31 04:25:18,550 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,559 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-12-31 04:25:18,560 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,568 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:25:18,568 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,573 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:18,589 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:213, output treesize:4 [2018-12-31 04:25:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:18,622 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:25:18,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-12-31 04:25:18,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-31 04:25:18,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-31 04:25:18,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-12-31 04:25:18,623 INFO L87 Difference]: Start difference. First operand 110 states and 121 transitions. Second operand 13 states. [2018-12-31 04:25:18,864 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2018-12-31 04:25:19,095 WARN L181 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-31 04:25:19,318 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-31 04:25:19,730 WARN L181 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2018-12-31 04:25:20,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:20,008 INFO L93 Difference]: Finished difference Result 160 states and 175 transitions. [2018-12-31 04:25:20,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-31 04:25:20,009 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2018-12-31 04:25:20,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:20,011 INFO L225 Difference]: With dead ends: 160 [2018-12-31 04:25:20,011 INFO L226 Difference]: Without dead ends: 158 [2018-12-31 04:25:20,012 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2018-12-31 04:25:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-12-31 04:25:20,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 108. [2018-12-31 04:25:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-12-31 04:25:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 119 transitions. [2018-12-31 04:25:20,022 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 119 transitions. Word has length 28 [2018-12-31 04:25:20,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:20,023 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 119 transitions. [2018-12-31 04:25:20,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-31 04:25:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 119 transitions. [2018-12-31 04:25:20,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-31 04:25:20,026 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:20,029 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:20,029 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:20,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:20,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1259768676, now seen corresponding path program 1 times [2018-12-31 04:25:20,030 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:20,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:20,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:20,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:20,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:20,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-31 04:25:20,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:20,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:20,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:20,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:20,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:20,128 INFO L87 Difference]: Start difference. First operand 108 states and 119 transitions. Second operand 3 states. [2018-12-31 04:25:20,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:20,216 INFO L93 Difference]: Finished difference Result 111 states and 122 transitions. [2018-12-31 04:25:20,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:20,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-12-31 04:25:20,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:20,219 INFO L225 Difference]: With dead ends: 111 [2018-12-31 04:25:20,219 INFO L226 Difference]: Without dead ends: 109 [2018-12-31 04:25:20,219 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:20,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-12-31 04:25:20,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2018-12-31 04:25:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-12-31 04:25:20,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 120 transitions. [2018-12-31 04:25:20,234 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 120 transitions. Word has length 29 [2018-12-31 04:25:20,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:20,239 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 120 transitions. [2018-12-31 04:25:20,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2018-12-31 04:25:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-31 04:25:20,240 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:20,241 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:20,241 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:20,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:20,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1259766754, now seen corresponding path program 1 times [2018-12-31 04:25:20,242 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:20,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:20,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:20,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:20,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:20,650 WARN L181 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2018-12-31 04:25:21,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:21,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:21,106 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:21,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:21,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:21,147 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:21,147 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,157 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-12-31 04:25:21,193 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,196 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,197 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-31 04:25:21,197 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:25:21,257 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:21,258 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,289 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:25:21,304 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:21,304 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,327 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:21,339 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 63 [2018-12-31 04:25:21,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,346 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 42 treesize of output 79 [2018-12-31 04:25:21,347 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,363 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,377 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,390 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 93 [2018-12-31 04:25:21,540 WARN L181 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2018-12-31 04:25:21,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:21,544 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,567 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-12-31 04:25:21,578 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:21,578 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,603 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 61 [2018-12-31 04:25:21,607 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 23 [2018-12-31 04:25:21,610 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,629 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,643 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,658 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,680 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:191, output treesize:70 [2018-12-31 04:25:21,765 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 141 [2018-12-31 04:25:21,773 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,774 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,776 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,783 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 59 [2018-12-31 04:25:21,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,810 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,850 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 109 [2018-12-31 04:25:21,854 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,856 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,857 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,864 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 59 [2018-12-31 04:25:21,864 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,887 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,910 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2018-12-31 04:25:21,914 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-12-31 04:25:21,914 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,918 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:21,936 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:171, output treesize:85 [2018-12-31 04:25:21,979 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 63 [2018-12-31 04:25:21,984 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:21,987 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 16 [2018-12-31 04:25:21,988 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,052 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 49 treesize of output 36 [2018-12-31 04:25:22,053 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,060 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,078 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-12-31 04:25:22,081 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-12-31 04:25:22,081 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,093 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:22,095 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-12-31 04:25:22,096 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,101 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:22,109 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:99, output treesize:13 [2018-12-31 04:25:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:22,185 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:25:22,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 15 [2018-12-31 04:25:22,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-31 04:25:22,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-31 04:25:22,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2018-12-31 04:25:22,187 INFO L87 Difference]: Start difference. First operand 109 states and 120 transitions. Second operand 15 states. [2018-12-31 04:25:23,084 WARN L181 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2018-12-31 04:25:23,211 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-12-31 04:25:23,612 WARN L181 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2018-12-31 04:25:24,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:24,188 INFO L93 Difference]: Finished difference Result 148 states and 163 transitions. [2018-12-31 04:25:24,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-31 04:25:24,189 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2018-12-31 04:25:24,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:24,191 INFO L225 Difference]: With dead ends: 148 [2018-12-31 04:25:24,191 INFO L226 Difference]: Without dead ends: 146 [2018-12-31 04:25:24,191 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=186, Invalid=570, Unknown=0, NotChecked=0, Total=756 [2018-12-31 04:25:24,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-12-31 04:25:24,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 126. [2018-12-31 04:25:24,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-12-31 04:25:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 139 transitions. [2018-12-31 04:25:24,203 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 139 transitions. Word has length 29 [2018-12-31 04:25:24,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:24,203 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 139 transitions. [2018-12-31 04:25:24,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-31 04:25:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2018-12-31 04:25:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-31 04:25:24,207 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:24,207 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:24,207 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:24,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:24,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1992708989, now seen corresponding path program 1 times [2018-12-31 04:25:24,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:24,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:24,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:24,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:24,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:24,894 WARN L181 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2018-12-31 04:25:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:24,946 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:24,946 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:24,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:24,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:25,011 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:25,012 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,092 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,092 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:25:25,144 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,151 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,152 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:25:25,152 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:25:25,234 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:25,235 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,299 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:25:25,303 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:25,303 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,321 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,322 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:25,335 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 63 [2018-12-31 04:25:25,339 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,340 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:25,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 42 treesize of output 114 [2018-12-31 04:25:25,342 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,360 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,375 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,388 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,522 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 93 [2018-12-31 04:25:25,579 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:25,579 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,598 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-12-31 04:25:25,601 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:25,601 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,661 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 61 [2018-12-31 04:25:25,665 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,667 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 23 [2018-12-31 04:25:25,667 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,686 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,701 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,715 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,744 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,744 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:200, output treesize:83 [2018-12-31 04:25:25,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 68 [2018-12-31 04:25:25,799 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,801 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,802 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,811 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 43 [2018-12-31 04:25:25,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,828 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:25,968 INFO L303 Elim1Store]: Index analysis took 105 ms [2018-12-31 04:25:25,969 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 87 [2018-12-31 04:25:25,974 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,977 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,979 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:25,980 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:25,983 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 109 [2018-12-31 04:25:25,984 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,008 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,033 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:121, output treesize:99 [2018-12-31 04:25:26,062 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,066 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,069 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,070 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-12-31 04:25:26,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,151 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,154 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,155 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 376 treesize of output 286 [2018-12-31 04:25:26,275 WARN L181 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2018-12-31 04:25:26,281 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,284 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-12-31 04:25:26,285 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,333 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,348 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 235 [2018-12-31 04:25:26,360 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:26,360 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:26,421 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,429 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:26,438 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 240 [2018-12-31 04:25:26,458 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 80 [2018-12-31 04:25:26,459 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:26,564 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:26,658 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:27,016 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:27,134 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,143 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 134 [2018-12-31 04:25:27,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,205 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:27,249 INFO L303 Elim1Store]: Index analysis took 103 ms [2018-12-31 04:25:27,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 57 [2018-12-31 04:25:27,251 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,340 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,352 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 98 [2018-12-31 04:25:27,362 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-12-31 04:25:27,362 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,390 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:27,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 97 [2018-12-31 04:25:27,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 22 [2018-12-31 04:25:27,402 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,421 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,436 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,463 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,470 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,480 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 144 [2018-12-31 04:25:27,486 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,486 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:27,490 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 63 [2018-12-31 04:25:27,491 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,527 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,529 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 112 [2018-12-31 04:25:27,550 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-12-31 04:25:27,550 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,576 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:27,586 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 106 [2018-12-31 04:25:27,591 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:27,593 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 24 [2018-12-31 04:25:27,593 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,617 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,634 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,664 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:27,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:27,741 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 5 variables, input treesize:401, output treesize:243 [2018-12-31 04:25:27,921 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:28,015 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:28,067 INFO L303 Elim1Store]: Index analysis took 202 ms [2018-12-31 04:25:28,068 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 344 treesize of output 241 [2018-12-31 04:25:28,159 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:28,232 INFO L303 Elim1Store]: Index analysis took 159 ms [2018-12-31 04:25:28,383 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 100 [2018-12-31 04:25:28,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:28,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:28,905 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:28,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 313 treesize of output 295 [2018-12-31 04:25:28,926 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:28,930 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 84 treesize of output 66 [2018-12-31 04:25:28,931 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:28,968 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,138 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,139 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,150 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 203 [2018-12-31 04:25:29,154 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,157 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 84 treesize of output 66 [2018-12-31 04:25:29,158 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,186 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,337 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,349 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 197 [2018-12-31 04:25:29,357 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,358 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:29,361 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 41 [2018-12-31 04:25:29,361 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,395 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,399 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,411 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 215 [2018-12-31 04:25:29,418 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 55 [2018-12-31 04:25:29,434 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:29,491 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:29,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:29,640 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 6 variables, input treesize:658, output treesize:516 [2018-12-31 04:25:29,779 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-12-31 04:25:29,823 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,829 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:29,830 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 126 [2018-12-31 04:25:29,833 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 1 [2018-12-31 04:25:29,833 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,886 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 56 [2018-12-31 04:25:29,887 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:29,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 38 [2018-12-31 04:25:29,922 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:29,940 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:30,023 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-12-31 04:25:30,041 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,109 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 151 [2018-12-31 04:25:30,119 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,121 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 42 [2018-12-31 04:25:30,122 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:30,152 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 88 [2018-12-31 04:25:30,152 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,177 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-31 04:25:30,177 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,203 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:30,271 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,273 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,277 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 60 [2018-12-31 04:25:30,292 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 37 [2018-12-31 04:25:30,295 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:30,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 30 treesize of output 25 [2018-12-31 04:25:30,342 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,381 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 19 [2018-12-31 04:25:30,382 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:30,394 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:30,449 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,454 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 125 [2018-12-31 04:25:30,458 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 99 [2018-12-31 04:25:30,458 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,481 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-12-31 04:25:30,482 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,500 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 69 [2018-12-31 04:25:30,522 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:30,534 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:30,578 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,580 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:30,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 53 [2018-12-31 04:25:30,587 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-12-31 04:25:30,587 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,601 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2018-12-31 04:25:30,602 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,758 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-12-31 04:25:30,758 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,827 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:30,974 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 10 variables, input treesize:552, output treesize:4 [2018-12-31 04:25:30,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:31,011 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:25:31,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2018-12-31 04:25:31,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-31 04:25:31,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-31 04:25:31,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-12-31 04:25:31,012 INFO L87 Difference]: Start difference. First operand 126 states and 139 transitions. Second operand 12 states. [2018-12-31 04:25:31,456 WARN L181 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2018-12-31 04:25:31,745 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-12-31 04:25:31,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:31,863 INFO L93 Difference]: Finished difference Result 161 states and 176 transitions. [2018-12-31 04:25:31,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 04:25:31,865 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 31 [2018-12-31 04:25:31,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:31,869 INFO L225 Difference]: With dead ends: 161 [2018-12-31 04:25:31,869 INFO L226 Difference]: Without dead ends: 159 [2018-12-31 04:25:31,870 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-12-31 04:25:31,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-12-31 04:25:31,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 145. [2018-12-31 04:25:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-12-31 04:25:31,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 159 transitions. [2018-12-31 04:25:31,886 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 159 transitions. Word has length 31 [2018-12-31 04:25:31,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:31,887 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 159 transitions. [2018-12-31 04:25:31,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-31 04:25:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2018-12-31 04:25:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-31 04:25:31,888 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:31,888 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:31,889 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:31,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:31,889 INFO L82 PathProgramCache]: Analyzing trace with hash 509365297, now seen corresponding path program 1 times [2018-12-31 04:25:31,889 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:31,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:31,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:31,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:31,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-31 04:25:31,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:25:31,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:25:31,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:25:31,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:25:31,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:31,990 INFO L87 Difference]: Start difference. First operand 145 states and 159 transitions. Second operand 3 states. [2018-12-31 04:25:32,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:32,130 INFO L93 Difference]: Finished difference Result 210 states and 233 transitions. [2018-12-31 04:25:32,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:25:32,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-12-31 04:25:32,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:32,135 INFO L225 Difference]: With dead ends: 210 [2018-12-31 04:25:32,135 INFO L226 Difference]: Without dead ends: 119 [2018-12-31 04:25:32,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:25:32,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-12-31 04:25:32,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 104. [2018-12-31 04:25:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-31 04:25:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 111 transitions. [2018-12-31 04:25:32,149 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 111 transitions. Word has length 36 [2018-12-31 04:25:32,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:32,149 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 111 transitions. [2018-12-31 04:25:32,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:25:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2018-12-31 04:25:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-31 04:25:32,150 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:32,150 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:32,151 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:32,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:32,151 INFO L82 PathProgramCache]: Analyzing trace with hash 778254669, now seen corresponding path program 1 times [2018-12-31 04:25:32,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:32,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:32,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:32,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:32,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:32,403 WARN L181 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-12-31 04:25:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:32,552 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:32,552 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:32,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:32,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:32,611 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:32,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,622 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:25:32,668 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:32,674 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:32,675 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:25:32,675 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 57 [2018-12-31 04:25:32,744 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:32,745 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-12-31 04:25:32,763 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-12-31 04:25:32,763 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,784 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 37 [2018-12-31 04:25:32,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-12-31 04:25:32,798 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:32,821 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:32,843 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:32,866 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:32,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:32,903 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:120, output treesize:82 [2018-12-31 04:25:32,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-12-31 04:25:32,970 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:32,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 22 treesize of output 14 [2018-12-31 04:25:32,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:32,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,001 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,001 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:55, output treesize:36 [2018-12-31 04:25:33,009 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,011 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,013 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,014 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-12-31 04:25:33,014 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 163 [2018-12-31 04:25:33,146 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 11 [2018-12-31 04:25:33,146 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 133 [2018-12-31 04:25:33,191 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2018-12-31 04:25:33,192 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,235 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,239 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 145 [2018-12-31 04:25:33,243 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,245 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,246 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 45 treesize of output 109 [2018-12-31 04:25:33,247 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,279 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,307 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,332 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,374 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 55 [2018-12-31 04:25:33,419 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-31 04:25:33,419 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,448 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2018-12-31 04:25:33,452 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-12-31 04:25:33,452 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,458 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,466 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:33,495 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 5 variables, input treesize:261, output treesize:79 [2018-12-31 04:25:33,543 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,545 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,547 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,554 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 115 [2018-12-31 04:25:33,565 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,571 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,597 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 88 [2018-12-31 04:25:33,599 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:33,679 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:33,705 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:79 [2018-12-31 04:25:33,774 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,798 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,822 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,840 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,842 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,843 INFO L303 Elim1Store]: Index analysis took 113 ms [2018-12-31 04:25:33,844 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-12-31 04:25:33,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:33,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,888 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,891 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,895 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,900 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:33,904 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 152 [2018-12-31 04:25:34,032 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 74 [2018-12-31 04:25:34,036 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:34,093 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,095 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,111 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 121 [2018-12-31 04:25:34,115 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-12-31 04:25:34,115 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:34,152 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,159 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,175 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 126 [2018-12-31 04:25:34,190 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-12-31 04:25:34,191 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:34,238 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:34,304 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:34,368 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:34,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:34,449 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:181, output treesize:348 [2018-12-31 04:25:34,506 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,508 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,510 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,512 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 162 [2018-12-31 04:25:34,535 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,539 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 46 treesize of output 26 [2018-12-31 04:25:34,539 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:34,580 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:34,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:34,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:229, output treesize:166 [2018-12-31 04:25:34,959 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:34,981 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:35,007 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:35,131 INFO L303 Elim1Store]: Index analysis took 201 ms [2018-12-31 04:25:35,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 92 [2018-12-31 04:25:35,144 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2018-12-31 04:25:35,145 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 20 [2018-12-31 04:25:35,263 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,277 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:25:35,277 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,289 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 21 [2018-12-31 04:25:35,289 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,292 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,295 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:35,296 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:170, output treesize:4 [2018-12-31 04:25:35,310 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:35,330 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:25:35,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 15 [2018-12-31 04:25:35,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-31 04:25:35,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-31 04:25:35,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=152, Unknown=4, NotChecked=0, Total=210 [2018-12-31 04:25:35,331 INFO L87 Difference]: Start difference. First operand 104 states and 111 transitions. Second operand 15 states. [2018-12-31 04:25:35,628 WARN L181 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2018-12-31 04:25:36,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:25:36,488 INFO L93 Difference]: Finished difference Result 173 states and 186 transitions. [2018-12-31 04:25:36,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-31 04:25:36,489 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 38 [2018-12-31 04:25:36,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:25:36,491 INFO L225 Difference]: With dead ends: 173 [2018-12-31 04:25:36,491 INFO L226 Difference]: Without dead ends: 171 [2018-12-31 04:25:36,492 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=106, Invalid=310, Unknown=4, NotChecked=0, Total=420 [2018-12-31 04:25:36,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-12-31 04:25:36,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 102. [2018-12-31 04:25:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-12-31 04:25:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 109 transitions. [2018-12-31 04:25:36,502 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 109 transitions. Word has length 38 [2018-12-31 04:25:36,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:25:36,503 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 109 transitions. [2018-12-31 04:25:36,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-31 04:25:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2018-12-31 04:25:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-31 04:25:36,503 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:25:36,503 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:25:36,505 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:25:36,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:25:36,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1793269558, now seen corresponding path program 1 times [2018-12-31 04:25:36,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:25:36,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:25:36,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:36,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:36,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:25:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:36,887 WARN L181 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-12-31 04:25:37,599 WARN L181 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 29 [2018-12-31 04:25:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:25:37,844 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:25:37,844 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:25:37,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:25:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:25:37,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:25:37,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:25:37,893 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:37,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:37,903 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:25:37,948 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:37,973 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:37,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:25:37,975 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,026 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:25:38,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:38,092 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:25:38,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:25:38,126 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,142 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,143 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:38,152 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 63 [2018-12-31 04:25:38,156 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,156 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:38,157 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 42 treesize of output 114 [2018-12-31 04:25:38,157 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,173 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,187 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,198 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 93 [2018-12-31 04:25:38,289 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:38,289 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,311 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-12-31 04:25:38,323 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:25:38,323 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,348 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 61 [2018-12-31 04:25:38,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,354 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 23 [2018-12-31 04:25:38,355 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,370 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,384 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,398 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,448 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:200, output treesize:83 [2018-12-31 04:25:38,501 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 87 [2018-12-31 04:25:38,542 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,566 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,587 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,591 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:38,595 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 109 [2018-12-31 04:25:38,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,665 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-12-31 04:25:38,668 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-12-31 04:25:38,669 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,672 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,714 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 117 [2018-12-31 04:25:38,719 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,720 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,721 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,725 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 115 [2018-12-31 04:25:38,725 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,755 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,786 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:38,786 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:134, output treesize:120 [2018-12-31 04:25:38,871 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,875 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,878 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:38,879 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-12-31 04:25:38,879 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:39,048 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,049 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 607 treesize of output 379 [2018-12-31 04:25:39,223 WARN L181 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2018-12-31 04:25:39,232 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,247 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 386 [2018-12-31 04:25:39,247 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:39,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,368 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,396 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 405 treesize of output 354 [2018-12-31 04:25:39,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:25:39,417 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:39,522 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,523 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:39,527 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,551 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:39,571 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 390 treesize of output 359 [2018-12-31 04:25:39,699 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 389 treesize of output 396 [2018-12-31 04:25:39,700 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:39,957 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:40,206 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:40,424 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:40,674 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:40,683 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:40,917 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:40,981 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:40,984 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:41,055 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:41,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 454 treesize of output 364 [2018-12-31 04:25:41,429 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,434 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 78 [2018-12-31 04:25:41,434 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,497 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,516 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 311 [2018-12-31 04:25:41,521 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-12-31 04:25:41,521 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,566 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,568 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,576 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:41,594 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 321 [2018-12-31 04:25:41,598 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-12-31 04:25:41,599 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,634 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,658 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,702 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 462 treesize of output 374 [2018-12-31 04:25:41,736 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,742 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 82 [2018-12-31 04:25:41,743 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,809 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,811 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,832 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 319 [2018-12-31 04:25:41,838 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-12-31 04:25:41,838 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,881 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,884 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:41,911 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 324 [2018-12-31 04:25:41,917 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:41,919 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 48 [2018-12-31 04:25:41,920 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:41,957 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,162 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,464 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,644 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 296 treesize of output 202 [2018-12-31 04:25:42,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:42,652 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 44 treesize of output 75 [2018-12-31 04:25:42,652 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,702 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2018-12-31 04:25:42,706 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-12-31 04:25:42,706 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,732 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 91 [2018-12-31 04:25:42,752 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-12-31 04:25:42,752 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,761 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,767 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,801 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,807 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 231 [2018-12-31 04:25:42,813 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:42,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 46 treesize of output 83 [2018-12-31 04:25:42,815 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,865 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:42,871 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 96 [2018-12-31 04:25:42,893 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-12-31 04:25:42,894 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:42,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 101 [2018-12-31 04:25:42,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-12-31 04:25:42,971 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:42,993 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:43,017 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:43,077 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:43,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 5 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:43,241 INFO L202 ElimStorePlain]: Needed 38 recursive calls to eliminate 8 variables, input treesize:655, output treesize:536 [2018-12-31 04:25:43,432 WARN L181 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2018-12-31 04:25:43,445 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:43,450 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:43,464 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 395 treesize of output 316 [2018-12-31 04:25:43,508 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:43,537 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 100 treesize of output 86 [2018-12-31 04:25:43,538 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:43,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:44,764 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 357 [2018-12-31 04:25:44,780 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-12-31 04:25:44,781 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:45,234 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:46,097 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 312 treesize of output 301 [2018-12-31 04:25:46,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-12-31 04:25:46,120 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:46,418 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:46,625 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:46,627 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:46,637 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 330 treesize of output 235 [2018-12-31 04:25:46,644 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:46,662 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 122 [2018-12-31 04:25:46,663 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:46,748 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:46,928 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,014 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 315 [2018-12-31 04:25:47,049 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 100 treesize of output 86 [2018-12-31 04:25:47,075 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:47,185 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:47,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,368 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 248 [2018-12-31 04:25:47,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,374 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:25:47,377 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 37 [2018-12-31 04:25:47,377 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:47,421 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:47,426 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,439 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 262 [2018-12-31 04:25:47,446 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,462 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 47 [2018-12-31 04:25:47,462 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:47,519 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:25:47,663 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 6 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-12-31 04:25:47,663 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:738, output treesize:690 [2018-12-31 04:25:47,805 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-12-31 04:25:47,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,908 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,926 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:47,971 INFO L303 Elim1Store]: Index analysis took 126 ms [2018-12-31 04:25:47,972 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 161 [2018-12-31 04:25:47,988 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2018-12-31 04:25:47,988 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:48,044 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 98 treesize of output 81 [2018-12-31 04:25:48,045 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:48,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 74 [2018-12-31 04:25:48,074 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:48,097 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:48,221 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:48,229 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 160 [2018-12-31 04:25:48,233 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-12-31 04:25:48,233 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:48,265 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:48,268 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-12-31 04:25:48,268 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:48,531 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-12-31 04:25:48,532 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:48,753 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:49,672 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 65 [2018-12-31 04:25:49,686 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-12-31 04:25:49,686 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:49,941 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:49,970 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-12-31 04:25:49,971 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,240 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-12-31 04:25:50,242 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:50,327 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,416 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,418 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,419 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,424 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 165 [2018-12-31 04:25:50,456 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 91 [2018-12-31 04:25:50,457 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:50,527 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 80 [2018-12-31 04:25:50,529 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-12-31 04:25:50,596 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 91 [2018-12-31 04:25:50,597 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,600 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 80 [2018-12-31 04:25:50,601 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,683 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 04:25:50,787 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,789 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,790 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:50,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 80 [2018-12-31 04:25:50,795 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-12-31 04:25:50,795 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:50,816 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2018-12-31 04:25:50,817 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,830 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 18 [2018-12-31 04:25:50,831 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:50,840 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:25:50,946 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 69 [2018-12-31 04:25:50,951 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 1 [2018-12-31 04:25:50,952 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:50,972 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-12-31 04:25:50,972 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:50,989 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-12-31 04:25:50,990 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,001 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,007 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 76 [2018-12-31 04:25:51,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 10 [2018-12-31 04:25:51,010 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,031 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-12-31 04:25:51,031 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,050 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:25:51,052 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-12-31 04:25:51,052 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,064 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:25:51,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-12-31 04:25:51,127 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 10 variables, input treesize:723, output treesize:108 [2018-12-31 04:26:39,263 WARN L181 SmtUtils]: Spent 48.11 s on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2018-12-31 04:26:39,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:26:39,339 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:26:39,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2018-12-31 04:26:39,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-31 04:26:39,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-31 04:26:39,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2018-12-31 04:26:39,340 INFO L87 Difference]: Start difference. First operand 102 states and 109 transitions. Second operand 14 states. [2018-12-31 04:26:39,777 WARN L181 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2018-12-31 04:27:04,435 WARN L181 SmtUtils]: Spent 24.18 s on a formula simplification that was a NOOP. DAG size: 107 [2018-12-31 04:27:42,958 WARN L181 SmtUtils]: Spent 38.39 s on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2018-12-31 04:27:43,207 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-12-31 04:27:43,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:27:43,220 INFO L93 Difference]: Finished difference Result 137 states and 147 transitions. [2018-12-31 04:27:43,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-31 04:27:43,221 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 40 [2018-12-31 04:27:43,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:27:43,223 INFO L225 Difference]: With dead ends: 137 [2018-12-31 04:27:43,223 INFO L226 Difference]: Without dead ends: 135 [2018-12-31 04:27:43,224 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 36 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 112.8s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2018-12-31 04:27:43,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-12-31 04:27:43,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 103. [2018-12-31 04:27:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-12-31 04:27:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 110 transitions. [2018-12-31 04:27:43,243 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 110 transitions. Word has length 40 [2018-12-31 04:27:43,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:27:43,243 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 110 transitions. [2018-12-31 04:27:43,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-31 04:27:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2018-12-31 04:27:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-31 04:27:43,246 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:27:43,246 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:27:43,246 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:27:43,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:27:43,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1428751921, now seen corresponding path program 1 times [2018-12-31 04:27:43,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:27:43,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:27:43,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:43,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:27:43,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:27:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-31 04:27:43,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:27:43,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 04:27:43,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 04:27:43,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 04:27:43,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:27:43,333 INFO L87 Difference]: Start difference. First operand 103 states and 110 transitions. Second operand 3 states. [2018-12-31 04:27:43,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:27:43,593 INFO L93 Difference]: Finished difference Result 129 states and 138 transitions. [2018-12-31 04:27:43,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 04:27:43,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-12-31 04:27:43,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:27:43,596 INFO L225 Difference]: With dead ends: 129 [2018-12-31 04:27:43,596 INFO L226 Difference]: Without dead ends: 117 [2018-12-31 04:27:43,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 04:27:43,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-12-31 04:27:43,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 103. [2018-12-31 04:27:43,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-12-31 04:27:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 109 transitions. [2018-12-31 04:27:43,620 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 109 transitions. Word has length 41 [2018-12-31 04:27:43,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:27:43,620 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 109 transitions. [2018-12-31 04:27:43,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 04:27:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 109 transitions. [2018-12-31 04:27:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-31 04:27:43,621 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:27:43,621 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:27:43,627 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:27:43,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:27:43,627 INFO L82 PathProgramCache]: Analyzing trace with hash 755507507, now seen corresponding path program 1 times [2018-12-31 04:27:43,628 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:27:43,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:27:43,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:43,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:27:43,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:27:43,954 WARN L181 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-12-31 04:27:44,168 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:27:44,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:27:44,169 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:27:44,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:27:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:27:44,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:27:44,226 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:27:44,227 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,238 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:27:44,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,283 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:27:44,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,331 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:27:44,374 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:27:44,375 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,398 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:27:44,404 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:27:44,404 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2018-12-31 04:27:44,438 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 47 [2018-12-31 04:27:44,440 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,458 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,471 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,485 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 74 [2018-12-31 04:27:44,570 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-31 04:27:44,571 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,605 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2018-12-31 04:27:44,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:27:44,609 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,625 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,629 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 63 [2018-12-31 04:27:44,633 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,634 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:44,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 46 [2018-12-31 04:27:44,635 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,650 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,662 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,675 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,705 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:200, output treesize:99 [2018-12-31 04:27:44,757 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 90 [2018-12-31 04:27:44,762 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,763 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,764 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,768 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 88 [2018-12-31 04:27:44,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 76 [2018-12-31 04:27:44,838 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,839 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,841 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,841 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:44,844 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 109 [2018-12-31 04:27:44,845 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,863 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:44,890 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:137, output treesize:91 [2018-12-31 04:27:44,922 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,926 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,929 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:44,929 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-12-31 04:27:44,930 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,051 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,054 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,055 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 609 treesize of output 393 [2018-12-31 04:27:45,218 WARN L181 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2018-12-31 04:27:45,249 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,253 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 378 [2018-12-31 04:27:45,253 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,311 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,324 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,325 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 409 treesize of output 373 [2018-12-31 04:27:45,331 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 30 treesize of output 24 [2018-12-31 04:27:45,331 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,397 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:45,399 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,400 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,403 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,417 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,420 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,422 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 388 treesize of output 370 [2018-12-31 04:27:45,431 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,455 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 360 treesize of output 415 [2018-12-31 04:27:45,457 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:27:45,560 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,603 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,647 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,716 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:45,718 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 312 treesize of output 172 [2018-12-31 04:27:45,800 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,802 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:45,802 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 89 [2018-12-31 04:27:45,803 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,838 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 160 [2018-12-31 04:27:45,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-12-31 04:27:45,842 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,867 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,869 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,871 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,884 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 165 [2018-12-31 04:27:45,888 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:45,889 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:45,890 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 34 treesize of output 82 [2018-12-31 04:27:45,891 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,916 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,932 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,947 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,996 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:45,996 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:624, output treesize:241 [2018-12-31 04:27:46,065 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,068 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,089 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 198 [2018-12-31 04:27:46,094 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,097 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,099 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,101 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:46,106 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 189 [2018-12-31 04:27:46,107 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:46,148 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:46,213 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,215 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,224 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,228 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,230 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 247 [2018-12-31 04:27:46,242 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,245 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,281 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 74 treesize of output 160 [2018-12-31 04:27:46,284 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-12-31 04:27:46,373 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:46,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:46,422 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:279, output treesize:253 [2018-12-31 04:27:46,459 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,462 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,466 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,469 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,472 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,476 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-12-31 04:27:46,478 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:46,625 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,629 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,631 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,634 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,638 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,648 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,652 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 748 treesize of output 591 [2018-12-31 04:27:46,934 WARN L181 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2018-12-31 04:27:46,939 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:46,944 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 94 [2018-12-31 04:27:46,945 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,041 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,043 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,046 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,050 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,053 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,066 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,069 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,071 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,072 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 560 treesize of output 537 [2018-12-31 04:27:47,078 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 31 treesize of output 28 [2018-12-31 04:27:47,078 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,213 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,214 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,218 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,222 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,224 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,235 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,237 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,242 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,244 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 543 treesize of output 538 [2018-12-31 04:27:47,265 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,310 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 421 [2018-12-31 04:27:47,315 INFO L267 ElimStorePlain]: Start of recursive call 8: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 7 xjuncts. [2018-12-31 04:27:47,461 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,523 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,590 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,665 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,667 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,669 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,679 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:47,690 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 556 treesize of output 411 [2018-12-31 04:27:47,849 WARN L181 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2018-12-31 04:27:47,858 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,861 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:47,861 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 94 [2018-12-31 04:27:47,862 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:47,917 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,919 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,922 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,925 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,928 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:47,962 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 351 [2018-12-31 04:27:47,967 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-12-31 04:27:47,967 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,029 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,031 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,034 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,036 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,038 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,040 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,059 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 334 [2018-12-31 04:27:48,071 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,073 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:48,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 34 treesize of output 78 [2018-12-31 04:27:48,074 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,127 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,155 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,187 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,250 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 5 variables, input treesize:763, output treesize:339 [2018-12-31 04:27:48,374 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,380 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,387 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,395 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,397 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,400 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,403 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,406 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,410 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 816 treesize of output 816 [2018-12-31 04:27:48,433 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,436 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,438 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,456 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,503 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 457 treesize of output 653 [2018-12-31 04:27:48,509 INFO L267 ElimStorePlain]: Start of recursive call 3: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 7 xjuncts. [2018-12-31 04:27:48,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,742 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,747 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,750 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,753 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,778 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 595 treesize of output 641 [2018-12-31 04:27:48,783 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,785 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,786 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:48,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 314 [2018-12-31 04:27:48,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,854 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:48,901 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:819, output treesize:461 [2018-12-31 04:27:49,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,193 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,196 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,199 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,201 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,204 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,207 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,209 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,211 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,214 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 445 treesize of output 340 [2018-12-31 04:27:49,238 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:49,240 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:49,311 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 282 treesize of output 322 [2018-12-31 04:27:49,312 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-12-31 04:27:49,708 INFO L267 ElimStorePlain]: Start of recursive call 3: 368 dim-0 vars, End of recursive call: 368 dim-0 vars, and 139 xjuncts. [2018-12-31 04:27:51,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 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 231 treesize of output 224 [2018-12-31 04:27:51,370 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:51,418 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 117 [2018-12-31 04:27:51,419 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 04:27:51,467 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:51,470 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:51,472 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-12-31 04:27:51,472 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:51,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 04:27:51,558 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 76 [2018-12-31 04:27:51,561 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:51,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:51,577 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:445, output treesize:4 [2018-12-31 04:27:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:27:51,618 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:27:51,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2018-12-31 04:27:51,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-31 04:27:51,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-31 04:27:51,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2018-12-31 04:27:51,620 INFO L87 Difference]: Start difference. First operand 103 states and 109 transitions. Second operand 18 states. [2018-12-31 04:27:52,012 WARN L181 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2018-12-31 04:27:52,413 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2018-12-31 04:27:53,675 WARN L181 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 67 [2018-12-31 04:27:53,877 WARN L181 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2018-12-31 04:27:54,084 WARN L181 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 64 [2018-12-31 04:27:54,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:27:54,354 INFO L93 Difference]: Finished difference Result 166 states and 177 transitions. [2018-12-31 04:27:54,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-31 04:27:54,357 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 41 [2018-12-31 04:27:54,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:27:54,358 INFO L225 Difference]: With dead ends: 166 [2018-12-31 04:27:54,358 INFO L226 Difference]: Without dead ends: 164 [2018-12-31 04:27:54,359 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=117, Invalid=533, Unknown=0, NotChecked=0, Total=650 [2018-12-31 04:27:54,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-12-31 04:27:54,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 101. [2018-12-31 04:27:54,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-12-31 04:27:54,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 107 transitions. [2018-12-31 04:27:54,371 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 107 transitions. Word has length 41 [2018-12-31 04:27:54,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:27:54,372 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 107 transitions. [2018-12-31 04:27:54,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-31 04:27:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 107 transitions. [2018-12-31 04:27:54,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-31 04:27:54,372 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:27:54,373 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:27:54,373 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:27:54,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:27:54,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1699655007, now seen corresponding path program 1 times [2018-12-31 04:27:54,373 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:27:54,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:27:54,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:54,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:27:54,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:27:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:27:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:27:54,771 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:27:54,771 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:27:54,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:27:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:27:54,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:27:54,834 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:27:54,834 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:54,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:54,847 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-12-31 04:27:54,879 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:54,882 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:54,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-31 04:27:54,883 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:54,932 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:27:54,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:27:54,983 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,004 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:27:55,009 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:27:55,009 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,038 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2018-12-31 04:27:55,049 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 47 [2018-12-31 04:27:55,052 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,070 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,083 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,097 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,132 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 74 [2018-12-31 04:27:55,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-31 04:27:55,181 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,215 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2018-12-31 04:27:55,220 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:27:55,220 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,240 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,245 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 63 [2018-12-31 04:27:55,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,249 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:55,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 46 [2018-12-31 04:27:55,251 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,265 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,276 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,288 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,316 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,316 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:200, output treesize:99 [2018-12-31 04:27:55,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 91 [2018-12-31 04:27:55,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,383 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:55,386 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 109 [2018-12-31 04:27:55,387 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,415 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,458 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 104 [2018-12-31 04:27:55,463 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,466 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,469 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,475 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 115 [2018-12-31 04:27:55,476 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,502 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,531 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:137, output treesize:107 [2018-12-31 04:27:55,623 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,630 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,635 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,637 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-12-31 04:27:55,638 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:55,776 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 445 [2018-12-31 04:27:55,893 WARN L181 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-12-31 04:27:55,899 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:55,900 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:55,909 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 89 [2018-12-31 04:27:55,909 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,000 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 403 treesize of output 417 [2018-12-31 04:27:56,004 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-12-31 04:27:56,004 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,056 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:56,085 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 380 treesize of output 414 [2018-12-31 04:27:56,090 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,092 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:56,093 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 28 treesize of output 64 [2018-12-31 04:27:56,093 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,142 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,173 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,207 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 432 treesize of output 246 [2018-12-31 04:27:56,764 WARN L181 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2018-12-31 04:27:56,787 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 187 [2018-12-31 04:27:56,794 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,837 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,846 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,854 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 215 [2018-12-31 04:27:56,861 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2018-12-31 04:27:56,862 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,915 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,917 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:56,919 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,926 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,933 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 220 [2018-12-31 04:27:56,939 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:56,942 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 202 treesize of output 229 [2018-12-31 04:27:56,943 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:56,999 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,038 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,076 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,130 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:27:57,131 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 5 variables, input treesize:632, output treesize:233 [2018-12-31 04:27:57,187 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,196 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,204 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 215 [2018-12-31 04:27:57,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,213 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,215 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 81 [2018-12-31 04:27:57,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,281 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,341 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,342 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 239 [2018-12-31 04:27:57,361 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,368 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:57,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 150 [2018-12-31 04:27:57,374 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,419 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:27:57,470 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:271, output treesize:251 [2018-12-31 04:27:57,557 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,561 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,566 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,572 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,577 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,578 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-12-31 04:27:57,578 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:57,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,712 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,739 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:57,740 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 657 treesize of output 464 [2018-12-31 04:27:58,089 WARN L181 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 71 [2018-12-31 04:27:58,096 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,101 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 81 [2018-12-31 04:27:58,102 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:58,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,212 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,247 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 439 treesize of output 414 [2018-12-31 04:27:58,263 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 9 [2018-12-31 04:27:58,263 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:58,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:58,410 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 421 [2018-12-31 04:27:58,430 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-12-31 04:27:58,431 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 04:27:58,526 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:27:58,739 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:27:58,929 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:27:59,182 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,184 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 398 treesize of output 346 [2018-12-31 04:27:59,207 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,210 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:59,215 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 90 [2018-12-31 04:27:59,216 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,300 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,301 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,303 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,323 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 261 [2018-12-31 04:27:59,329 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-12-31 04:27:59,329 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,377 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,418 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 255 [2018-12-31 04:27:59,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 15 [2018-12-31 04:27:59,433 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,476 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,500 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,548 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,553 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,556 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 356 [2018-12-31 04:27:59,580 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,581 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:27:59,587 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 102 [2018-12-31 04:27:59,587 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,663 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,665 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,668 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,671 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,691 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 291 [2018-12-31 04:27:59,695 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-12-31 04:27:59,695 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 04:27:59,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,747 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,750 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,752 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:27:59,774 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 285 [2018-12-31 04:27:59,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 43 [2018-12-31 04:27:59,792 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-12-31 04:27:59,849 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:27:59,926 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:28:00,023 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:28:00,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-31 04:28:00,182 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 7 variables, input treesize:684, output treesize:1245 [2018-12-31 04:28:00,376 WARN L181 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-12-31 04:28:00,438 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,462 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,480 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,526 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,533 INFO L303 Elim1Store]: Index analysis took 147 ms [2018-12-31 04:28:00,535 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1191 treesize of output 751 [2018-12-31 04:28:00,541 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,545 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 244 treesize of output 194 [2018-12-31 04:28:00,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:00,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:00,814 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,817 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,819 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,844 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 952 treesize of output 969 [2018-12-31 04:28:00,850 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:00,854 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 244 treesize of output 194 [2018-12-31 04:28:00,854 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:00,925 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:01,093 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,095 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,098 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,112 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1176 treesize of output 638 [2018-12-31 04:28:01,134 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,155 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 213 treesize of output 247 [2018-12-31 04:28:01,156 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:01,283 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:28:01,562 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,565 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,588 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 857 treesize of output 860 [2018-12-31 04:28:01,593 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,595 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:01,601 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 73 [2018-12-31 04:28:01,602 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:01,684 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:01,689 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,691 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,715 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 923 treesize of output 926 [2018-12-31 04:28:01,724 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:01,746 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 139 [2018-12-31 04:28:01,746 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:01,850 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 04:28:02,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-12-31 04:28:02,094 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 6 variables, input treesize:2368, output treesize:2222 [2018-12-31 04:28:02,337 WARN L181 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-12-31 04:28:02,398 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:02,404 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:02,406 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:02,408 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:02,424 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:02,432 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 707 treesize of output 399 [2018-12-31 04:28:02,442 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:02,462 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 347 treesize of output 261 [2018-12-31 04:28:02,465 INFO L267 ElimStorePlain]: Start of recursive call 3: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-12-31 04:28:02,655 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 186 [2018-12-31 04:28:02,656 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,672 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 202 [2018-12-31 04:28:02,672 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,676 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 196 [2018-12-31 04:28:02,676 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,826 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 137 [2018-12-31 04:28:02,827 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,830 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 121 [2018-12-31 04:28:02,831 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,835 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 131 [2018-12-31 04:28:02,835 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:02,947 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 89 [2018-12-31 04:28:02,948 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:02,951 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:02,953 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 105 [2018-12-31 04:28:02,955 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:02,964 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 105 [2018-12-31 04:28:02,967 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 04:28:03,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-12-31 04:28:03,436 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 75 [2018-12-31 04:28:03,439 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:03,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 67 [2018-12-31 04:28:03,456 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:03,469 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 71 [2018-12-31 04:28:03,474 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:03,484 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 67 [2018-12-31 04:28:03,487 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:03,689 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,691 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,696 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:03,697 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,699 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,702 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,710 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,719 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 849 treesize of output 493 [2018-12-31 04:28:03,726 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:03,745 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 434 treesize of output 290 [2018-12-31 04:28:03,749 INFO L267 ElimStorePlain]: Start of recursive call 18: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-12-31 04:28:03,917 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 211 [2018-12-31 04:28:03,919 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:03,922 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:03,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 227 [2018-12-31 04:28:03,927 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:03,936 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 255 treesize of output 227 [2018-12-31 04:28:03,939 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 04:28:04,174 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 224 treesize of output 222 [2018-12-31 04:28:04,175 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:04,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 220 treesize of output 218 [2018-12-31 04:28:04,188 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:04,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 216 treesize of output 214 [2018-12-31 04:28:04,202 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:04,216 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 224 treesize of output 222 [2018-12-31 04:28:04,218 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:04,843 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 152 [2018-12-31 04:28:04,844 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,848 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 133 [2018-12-31 04:28:04,849 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 129 [2018-12-31 04:28:04,853 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,857 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 144 [2018-12-31 04:28:04,857 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,861 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 125 [2018-12-31 04:28:04,862 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 152 [2018-12-31 04:28:04,865 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,870 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 148 [2018-12-31 04:28:04,870 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:04,874 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 133 [2018-12-31 04:28:04,875 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,312 INFO L267 ElimStorePlain]: Start of recursive call 17: 4 dim-1 vars, End of recursive call: 12 dim-0 vars, and 8 xjuncts. [2018-12-31 04:28:05,783 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 72 [2018-12-31 04:28:05,801 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:05,803 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-12-31 04:28:05,804 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:05,839 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 14 [2018-12-31 04:28:05,840 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:05,863 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:05,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-12-31 04:28:05,865 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,870 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2018-12-31 04:28:05,870 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,888 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:05,888 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,900 INFO L267 ElimStorePlain]: Start of recursive call 34: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,912 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 88 [2018-12-31 04:28:05,918 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 12 [2018-12-31 04:28:05,918 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,945 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:05,948 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2018-12-31 04:28:05,948 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:05,973 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:05,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-12-31 04:28:05,977 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:05,996 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:05,996 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,010 INFO L267 ElimStorePlain]: Start of recursive call 40: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,022 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 72 [2018-12-31 04:28:06,026 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2018-12-31 04:28:06,029 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,056 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,059 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-12-31 04:28:06,060 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,083 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,084 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,110 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 04:28:06,111 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:06,126 INFO L267 ElimStorePlain]: Start of recursive call 45: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,137 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 88 [2018-12-31 04:28:06,141 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,144 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2018-12-31 04:28:06,145 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,175 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-12-31 04:28:06,175 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,203 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 6 [2018-12-31 04:28:06,204 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,224 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,224 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,242 INFO L267 ElimStorePlain]: Start of recursive call 50: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,253 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 72 [2018-12-31 04:28:06,258 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,260 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2018-12-31 04:28:06,261 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,286 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,289 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-12-31 04:28:06,290 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,312 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,312 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,338 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 04:28:06,339 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-12-31 04:28:06,355 INFO L267 ElimStorePlain]: Start of recursive call 55: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,367 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 92 [2018-12-31 04:28:06,372 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,376 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2018-12-31 04:28:06,377 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,411 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-12-31 04:28:06,412 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 6 [2018-12-31 04:28:06,440 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,462 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,462 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,479 INFO L267 ElimStorePlain]: Start of recursive call 60: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,491 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 72 [2018-12-31 04:28:06,495 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,497 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-12-31 04:28:06,498 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,548 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,550 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 6 [2018-12-31 04:28:06,551 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,571 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,571 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,586 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,587 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,598 INFO L267 ElimStorePlain]: Start of recursive call 65: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,609 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 88 [2018-12-31 04:28:06,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 12 [2018-12-31 04:28:06,615 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,644 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2018-12-31 04:28:06,645 INFO L267 ElimStorePlain]: Start of recursive call 72: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:06,669 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,672 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-12-31 04:28:06,673 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,692 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-31 04:28:06,692 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,705 INFO L267 ElimStorePlain]: Start of recursive call 70: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:06,957 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,959 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,961 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,963 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,965 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,966 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:06,967 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,971 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:06,980 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 749 treesize of output 461 [2018-12-31 04:28:06,985 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2018-12-31 04:28:06,985 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:07,045 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:07,053 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:07,054 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 194 [2018-12-31 04:28:07,055 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:07,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 168 [2018-12-31 04:28:07,093 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:07,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 60 [2018-12-31 04:28:07,126 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:07,152 INFO L267 ElimStorePlain]: Start of recursive call 75: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:07,386 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 67 [2018-12-31 04:28:07,391 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:07,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:07,598 INFO L202 ElimStorePlain]: Needed 80 recursive calls to eliminate 10 variables, input treesize:2306, output treesize:4 [2018-12-31 04:28:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:28:07,656 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:28:07,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 16 [2018-12-31 04:28:07,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-31 04:28:07,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-31 04:28:07,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-31 04:28:07,657 INFO L87 Difference]: Start difference. First operand 101 states and 107 transitions. Second operand 16 states. [2018-12-31 04:28:08,775 WARN L181 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2018-12-31 04:28:09,545 WARN L181 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2018-12-31 04:28:09,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:28:09,695 INFO L93 Difference]: Finished difference Result 153 states and 162 transitions. [2018-12-31 04:28:09,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-31 04:28:09,699 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 44 [2018-12-31 04:28:09,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:28:09,700 INFO L225 Difference]: With dead ends: 153 [2018-12-31 04:28:09,700 INFO L226 Difference]: Without dead ends: 151 [2018-12-31 04:28:09,700 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2018-12-31 04:28:09,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-12-31 04:28:09,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 125. [2018-12-31 04:28:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-31 04:28:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 132 transitions. [2018-12-31 04:28:09,720 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 132 transitions. Word has length 44 [2018-12-31 04:28:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:28:09,720 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 132 transitions. [2018-12-31 04:28:09,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-31 04:28:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 132 transitions. [2018-12-31 04:28:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-31 04:28:09,721 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:28:09,721 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:28:09,721 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:28:09,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:28:09,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1402235726, now seen corresponding path program 1 times [2018-12-31 04:28:09,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:28:09,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:28:09,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:09,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:28:09,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:28:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-31 04:28:09,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:28:09,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 04:28:09,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 04:28:09,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 04:28:09,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 04:28:09,855 INFO L87 Difference]: Start difference. First operand 125 states and 132 transitions. Second operand 4 states. [2018-12-31 04:28:09,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:28:09,910 INFO L93 Difference]: Finished difference Result 160 states and 171 transitions. [2018-12-31 04:28:09,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 04:28:09,910 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2018-12-31 04:28:09,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:28:09,911 INFO L225 Difference]: With dead ends: 160 [2018-12-31 04:28:09,911 INFO L226 Difference]: Without dead ends: 141 [2018-12-31 04:28:09,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:28:09,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-12-31 04:28:09,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2018-12-31 04:28:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-12-31 04:28:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 146 transitions. [2018-12-31 04:28:09,933 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 146 transitions. Word has length 45 [2018-12-31 04:28:09,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:28:09,933 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 146 transitions. [2018-12-31 04:28:09,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 04:28:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2018-12-31 04:28:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-31 04:28:09,934 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:28:09,934 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:28:09,934 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:28:09,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:28:09,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1904852406, now seen corresponding path program 1 times [2018-12-31 04:28:09,935 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:28:09,935 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:28:09,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:09,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:28:09,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:28:10,199 WARN L181 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-12-31 04:28:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-31 04:28:10,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 04:28:10,427 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-31 04:28:10,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:28:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:28:10,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:28:10,482 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-31 04:28:10,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,492 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-12-31 04:28:10,503 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,505 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,505 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-31 04:28:10,506 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,539 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 51 [2018-12-31 04:28:10,584 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:28:10,584 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,631 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-12-31 04:28:10,636 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2018-12-31 04:28:10,637 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,667 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2018-12-31 04:28:10,672 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,676 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 47 [2018-12-31 04:28:10,676 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,692 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,708 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,719 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,745 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 74 [2018-12-31 04:28:10,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-31 04:28:10,792 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,828 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2018-12-31 04:28:10,832 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-12-31 04:28:10,833 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,851 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,858 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 63 [2018-12-31 04:28:10,862 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,865 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 18 treesize of output 35 [2018-12-31 04:28:10,865 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,879 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,890 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,902 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,922 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,923 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 4 variables, input treesize:191, output treesize:86 [2018-12-31 04:28:10,962 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 180 [2018-12-31 04:28:10,967 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,968 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,970 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:10,973 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 99 [2018-12-31 04:28:10,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:10,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 101 [2018-12-31 04:28:11,020 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:11,022 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:11,023 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:11,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 175 [2018-12-31 04:28:11,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,050 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,065 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:202, output treesize:80 [2018-12-31 04:28:11,127 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 77 [2018-12-31 04:28:11,131 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-12-31 04:28:11,132 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:11,152 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:11,154 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 04:28:11,157 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2018-12-31 04:28:11,158 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 04:28:11,192 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2018-12-31 04:28:11,195 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 04:28:11,198 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2018-12-31 04:28:11,198 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,208 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-12-31 04:28:11,209 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,214 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 04:28:11,221 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:110, output treesize:7 [2018-12-31 04:28:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-31 04:28:11,277 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 04:28:11,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 16 [2018-12-31 04:28:11,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-31 04:28:11,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-31 04:28:11,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=191, Unknown=2, NotChecked=0, Total=240 [2018-12-31 04:28:11,279 INFO L87 Difference]: Start difference. First operand 139 states and 146 transitions. Second operand 16 states. [2018-12-31 04:28:11,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:28:11,978 INFO L93 Difference]: Finished difference Result 141 states and 147 transitions. [2018-12-31 04:28:11,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 04:28:11,980 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 45 [2018-12-31 04:28:11,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:28:11,981 INFO L225 Difference]: With dead ends: 141 [2018-12-31 04:28:11,981 INFO L226 Difference]: Without dead ends: 106 [2018-12-31 04:28:11,982 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=298, Unknown=3, NotChecked=0, Total=380 [2018-12-31 04:28:11,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-12-31 04:28:11,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-12-31 04:28:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-31 04:28:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 111 transitions. [2018-12-31 04:28:11,997 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 111 transitions. Word has length 45 [2018-12-31 04:28:11,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:28:11,997 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 111 transitions. [2018-12-31 04:28:11,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-31 04:28:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2018-12-31 04:28:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-31 04:28:11,998 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:28:11,998 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:28:11,998 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:28:11,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:28:11,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1057023877, now seen corresponding path program 1 times [2018-12-31 04:28:11,999 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:28:11,999 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:28:12,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:12,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:28:12,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:28:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:28:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:28:12,139 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:28:12,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:28:12 BoogieIcfgContainer [2018-12-31 04:28:12,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:28:12,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:28:12,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:28:12,227 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:28:12,227 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:25:07" (3/4) ... [2018-12-31 04:28:12,233 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-31 04:28:12,330 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:28:12,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:28:12,331 INFO L168 Benchmark]: Toolchain (without parser) took 186765.14 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 327.7 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 164.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:28:12,331 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:28:12,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:28:12,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:28:12,336 INFO L168 Benchmark]: Boogie Preprocessor took 75.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:28:12,336 INFO L168 Benchmark]: RCFGBuilder took 978.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:28:12,336 INFO L168 Benchmark]: TraceAbstraction took 184833.83 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 191.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -27.5 MB). Peak memory consumption was 163.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:28:12,337 INFO L168 Benchmark]: Witness Printer took 107.39 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:28:12,345 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 703.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 978.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 184833.83 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 191.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -27.5 MB). Peak memory consumption was 163.8 MB. Max. memory is 11.5 GB. * Witness Printer took 107.39 ms. Allocated memory is still 1.4 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1038]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L986] SLL* head = malloc(sizeof(SLL)); [L987] head->next = ((void*)0) [L988] head->prev = ((void*)0) [L989] head->data = 0 [L990] SLL* item = head; [L991] int status = 0; [L993] COND TRUE __VERIFIER_nondet_int() [L995] item->next = malloc(sizeof(SLL)) [L996] EXPR item->next [L996] item->next->prev = item [L997] EXPR item->next [L997] item = item->next [L998] item->next = ((void*)0) [L1000] COND TRUE !status [L1002] item->data = 1 [L1003] status = 1 [L1016] COND FALSE !(!(head != ((void*)0))) [L1017] COND FALSE !(!(item != ((void*)0))) [L993] COND TRUE __VERIFIER_nondet_int() [L995] item->next = malloc(sizeof(SLL)) [L996] EXPR item->next [L996] item->next->prev = item [L997] EXPR item->next [L997] item = item->next [L998] item->next = ((void*)0) [L1000] COND FALSE !(!status) [L1005] COND TRUE status == 1 [L1007] item->data = 2 [L1008] status = 2 [L1016] COND FALSE !(!(head != ((void*)0))) [L1017] COND FALSE !(!(item != ((void*)0))) [L993] COND TRUE __VERIFIER_nondet_int() [L995] item->next = malloc(sizeof(SLL)) [L996] EXPR item->next [L996] item->next->prev = item [L997] EXPR item->next [L997] item = item->next [L998] item->next = ((void*)0) [L1000] COND FALSE !(!status) [L1005] COND FALSE !(status == 1) [L1010] COND TRUE status >= 2 [L1012] item->data = 3 [L1013] status = 3 [L1016] COND FALSE !(!(head != ((void*)0))) [L1017] COND FALSE !(!(item != ((void*)0))) [L993] COND FALSE !(__VERIFIER_nondet_int()) [L1020] COND FALSE !(!(head != ((void*)0))) [L1021] COND FALSE !(status == 1) [L1026] COND FALSE !(status == 2) [L1032] COND TRUE status == 3 [L1034] COND FALSE !(!(head != ((void*)0))) [L1035] EXPR head->next [L1035] COND FALSE !(!(head->next != ((void*)0))) [L1036] EXPR head->next [L1036] EXPR head->next->next [L1036] COND FALSE !(!(head->next->next != ((void*)0))) [L1037] EXPR head->next [L1037] EXPR head->next->next [L1037] EXPR head->next->next->next [L1037] COND FALSE !(!(head->next->next->next != ((void*)0))) [L1038] EXPR head->next [L1038] EXPR head->next->next [L1038] EXPR head->next->next->next [L1038] EXPR head->next->next->next->data [L1038] COND TRUE !(head->next->next->next->data != 3) [L1038] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 85 locations, 14 error locations. UNSAFE Result, 184.7s OverallTime, 21 OverallIterations, 4 TraceHistogramMax, 77.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1399 SDtfs, 1861 SDslu, 4627 SDs, 0 SdLazy, 3132 SolverSat, 227 SolverUnsat, 72 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 494 GetRequests, 300 SyntacticMatches, 15 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 620 ImplicationChecksByTransitivity, 125.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 397 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 105.6s InterpolantComputationTime, 924 NumberOfCodeBlocks, 924 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 848 ConstructedInterpolants, 136 QuantifiedInterpolants, 4212893 SizeOfPredicates, 125 NumberOfNonLiveVariables, 1152 ConjunctsInSsa, 360 ConjunctsInUnsatCore, 29 InterpolantComputations, 11 PerfectInterpolantSequences, 130/379 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...