./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.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/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.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 86890ae0022d16a1759483b743038e9fa69d2383 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 86890ae0022d16a1759483b743038e9fa69d2383 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimArr_3 input size 31 context size 31 output size 31 --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 05:16:22,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 05:16:22,209 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 05:16:22,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 05:16:22,227 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 05:16:22,229 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 05:16:22,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 05:16:22,233 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 05:16:22,234 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 05:16:22,235 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 05:16:22,236 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 05:16:22,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 05:16:22,238 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 05:16:22,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 05:16:22,241 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 05:16:22,242 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 05:16:22,242 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 05:16:22,245 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 05:16:22,247 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 05:16:22,249 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 05:16:22,250 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 05:16:22,252 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 05:16:22,255 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 05:16:22,255 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 05:16:22,255 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 05:16:22,256 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 05:16:22,258 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 05:16:22,259 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 05:16:22,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 05:16:22,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 05:16:22,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 05:16:22,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 05:16:22,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 05:16:22,263 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 05:16:22,264 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 05:16:22,265 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 05:16:22,266 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 05:16:22,293 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 05:16:22,294 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 05:16:22,299 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 05:16:22,299 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 05:16:22,300 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 05:16:22,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 05:16:22,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 05:16:22,300 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 05:16:22,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 05:16:22,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 05:16:22,303 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 05:16:22,303 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 05:16:22,303 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 05:16:22,304 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 05:16:22,304 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 05:16:22,304 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 05:16:22,304 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 05:16:22,304 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 05:16:22,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 05:16:22,306 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 05:16:22,306 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 05:16:22,306 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 05:16:22,306 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 05:16:22,307 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 -> 86890ae0022d16a1759483b743038e9fa69d2383 [2018-12-31 05:16:22,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 05:16:22,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 05:16:22,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 05:16:22,404 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 05:16:22,405 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 05:16:22,406 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:16:22,463 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef5108f1/aca6fec9ca124034aaa57d9c7e19d4bf/FLAG571abac73 [2018-12-31 05:16:23,028 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 05:16:23,029 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:16:23,045 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef5108f1/aca6fec9ca124034aaa57d9c7e19d4bf/FLAG571abac73 [2018-12-31 05:16:23,271 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef5108f1/aca6fec9ca124034aaa57d9c7e19d4bf [2018-12-31 05:16:23,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 05:16:23,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 05:16:23,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 05:16:23,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 05:16:23,283 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 05:16:23,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:16:23" (1/1) ... [2018-12-31 05:16:23,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213ac447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:23, skipping insertion in model container [2018-12-31 05:16:23,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:16:23" (1/1) ... [2018-12-31 05:16:23,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 05:16:23,349 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 05:16:23,790 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 05:16:23,808 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 05:16:23,977 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 05:16:24,048 INFO L195 MainTranslator]: Completed translation [2018-12-31 05:16:24,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24 WrapperNode [2018-12-31 05:16:24,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 05:16:24,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 05:16:24,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 05:16:24,052 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 05:16:24,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 05:16:24,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 05:16:24,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 05:16:24,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 05:16:24,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (1/1) ... [2018-12-31 05:16:24,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 05:16:24,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 05:16:24,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 05:16:24,162 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 05:16:24,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (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 05:16:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 05:16:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 05:16:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2018-12-31 05:16:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 05:16:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-31 05:16:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-31 05:16:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 05:16:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-31 05:16:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 05:16:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 05:16:24,849 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 05:16:24,850 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 05:16:24,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:16:24 BoogieIcfgContainer [2018-12-31 05:16:24,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 05:16:24,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 05:16:24,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 05:16:24,856 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 05:16:24,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:16:23" (1/3) ... [2018-12-31 05:16:24,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b27da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:16:24, skipping insertion in model container [2018-12-31 05:16:24,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:16:24" (2/3) ... [2018-12-31 05:16:24,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b27da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:16:24, skipping insertion in model container [2018-12-31 05:16:24,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:16:24" (3/3) ... [2018-12-31 05:16:24,861 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:16:24,873 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 05:16:24,881 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 05:16:24,899 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 05:16:24,933 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 05:16:24,934 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 05:16:24,934 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 05:16:24,934 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 05:16:24,934 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 05:16:24,934 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 05:16:24,935 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 05:16:24,935 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 05:16:24,936 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 05:16:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-12-31 05:16:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-31 05:16:24,959 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:24,960 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:24,962 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:24,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:24,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1237992016, now seen corresponding path program 1 times [2018-12-31 05:16:24,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:24,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:25,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:25,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:25,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:25,170 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 05:16:25,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:16:25,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 05:16:25,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 05:16:25,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 05:16:25,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 05:16:25,195 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 3 states. [2018-12-31 05:16:25,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:25,290 INFO L93 Difference]: Finished difference Result 54 states and 78 transitions. [2018-12-31 05:16:25,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 05:16:25,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-12-31 05:16:25,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:25,305 INFO L225 Difference]: With dead ends: 54 [2018-12-31 05:16:25,305 INFO L226 Difference]: Without dead ends: 26 [2018-12-31 05:16:25,310 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 05:16:25,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-12-31 05:16:25,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 22. [2018-12-31 05:16:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-12-31 05:16:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2018-12-31 05:16:25,354 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 15 [2018-12-31 05:16:25,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:25,355 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2018-12-31 05:16:25,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 05:16:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-31 05:16:25,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-31 05:16:25,357 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:25,357 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:25,357 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:25,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:25,359 INFO L82 PathProgramCache]: Analyzing trace with hash -376669020, now seen corresponding path program 1 times [2018-12-31 05:16:25,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:25,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:25,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:25,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:25,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:16:25,628 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:16:25,629 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 05:16:25,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:25,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:16:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:25,867 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 05:16:25,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-31 05:16:25,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 05:16:25,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 05:16:25,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 05:16:25,871 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand 5 states. [2018-12-31 05:16:26,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:26,117 INFO L93 Difference]: Finished difference Result 50 states and 61 transitions. [2018-12-31 05:16:26,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 05:16:26,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-31 05:16:26,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:26,119 INFO L225 Difference]: With dead ends: 50 [2018-12-31 05:16:26,119 INFO L226 Difference]: Without dead ends: 36 [2018-12-31 05:16:26,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 05:16:26,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-31 05:16:26,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 29. [2018-12-31 05:16:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-12-31 05:16:26,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2018-12-31 05:16:26,134 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 20 [2018-12-31 05:16:26,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:26,134 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2018-12-31 05:16:26,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 05:16:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-12-31 05:16:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 05:16:26,138 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:26,139 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:26,139 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:26,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:26,141 INFO L82 PathProgramCache]: Analyzing trace with hash 2108022154, now seen corresponding path program 1 times [2018-12-31 05:16:26,141 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:26,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:26,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:26,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:26,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-31 05:16:26,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:16:26,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 05:16:26,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 05:16:26,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 05:16:26,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-31 05:16:26,399 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand 4 states. [2018-12-31 05:16:26,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:26,435 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2018-12-31 05:16:26,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 05:16:26,441 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-12-31 05:16:26,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:26,442 INFO L225 Difference]: With dead ends: 36 [2018-12-31 05:16:26,442 INFO L226 Difference]: Without dead ends: 28 [2018-12-31 05:16:26,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-31 05:16:26,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-31 05:16:26,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-31 05:16:26,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-31 05:16:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2018-12-31 05:16:26,455 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 25 [2018-12-31 05:16:26,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:26,455 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2018-12-31 05:16:26,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 05:16:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-12-31 05:16:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 05:16:26,457 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:26,457 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:26,458 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:26,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:26,460 INFO L82 PathProgramCache]: Analyzing trace with hash -286856615, now seen corresponding path program 1 times [2018-12-31 05:16:26,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:26,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:26,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:26,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:26,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:27,413 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:16:27,413 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 05:16:27,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:27,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:16:28,061 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:28,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-12-31 05:16:28,081 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-31 05:16:28,090 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 7 [2018-12-31 05:16:28,091 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:28,094 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:28,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:28,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:28,144 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:36, output treesize:25 [2018-12-31 05:16:28,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:28,359 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 60 [2018-12-31 05:16:28,396 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 45 [2018-12-31 05:16:28,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 05:16:28,564 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 26 treesize of output 25 [2018-12-31 05:16:28,565 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:28,632 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 27 treesize of output 34 [2018-12-31 05:16:28,633 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-31 05:16:28,692 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:16:28,725 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 2 xjuncts. [2018-12-31 05:16:28,726 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:60 [2018-12-31 05:16:28,837 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:28,917 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 38 treesize of output 37 [2018-12-31 05:16:28,945 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 05:16:28,946 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 05:16:28,993 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:16:29,075 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:29,132 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 68 treesize of output 73 [2018-12-31 05:16:29,169 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 71 treesize of output 84 [2018-12-31 05:16:29,170 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-31 05:16:29,357 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 62 [2018-12-31 05:16:29,362 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 4 xjuncts. [2018-12-31 05:16:29,574 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-31 05:16:29,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 6 xjuncts. [2018-12-31 05:16:29,801 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:107, output treesize:175 [2018-12-31 05:16:29,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-12-31 05:16:29,853 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 12 treesize of output 4 [2018-12-31 05:16:29,854 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:29,857 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:29,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:29,859 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:16, output treesize:4 [2018-12-31 05:16:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-31 05:16:29,893 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-31 05:16:29,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [14] total 24 [2018-12-31 05:16:29,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-12-31 05:16:29,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-12-31 05:16:29,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=479, Unknown=0, NotChecked=0, Total=552 [2018-12-31 05:16:29,895 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 24 states. [2018-12-31 05:16:30,488 WARN L181 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-12-31 05:16:30,755 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-31 05:16:30,957 WARN L181 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 55 [2018-12-31 05:16:31,117 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2018-12-31 05:16:31,350 WARN L181 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2018-12-31 05:16:33,541 WARN L181 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2018-12-31 05:16:36,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:36,116 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-12-31 05:16:36,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-31 05:16:36,121 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 26 [2018-12-31 05:16:36,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:36,123 INFO L225 Difference]: With dead ends: 50 [2018-12-31 05:16:36,123 INFO L226 Difference]: Without dead ends: 47 [2018-12-31 05:16:36,127 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=415, Invalid=1145, Unknown=0, NotChecked=0, Total=1560 [2018-12-31 05:16:36,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-31 05:16:36,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 29. [2018-12-31 05:16:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-12-31 05:16:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2018-12-31 05:16:36,141 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 26 [2018-12-31 05:16:36,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:36,142 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2018-12-31 05:16:36,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-12-31 05:16:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2018-12-31 05:16:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 05:16:36,144 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:36,145 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:36,145 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:36,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:36,145 INFO L82 PathProgramCache]: Analyzing trace with hash -286854941, now seen corresponding path program 1 times [2018-12-31 05:16:36,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:36,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:36,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:36,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:36,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:36,752 WARN L181 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-12-31 05:16:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:37,211 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:16:37,212 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 05:16:37,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:37,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:16:37,580 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 05:16:37,581 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,600 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2018-12-31 05:16:37,647 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-12-31 05:16:37,650 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 05:16:37,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,654 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,670 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:28 [2018-12-31 05:16:37,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-12-31 05:16:37,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:37,747 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 05:16:37,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,817 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:37,900 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:28 [2018-12-31 05:16:38,013 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,015 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,016 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 15 treesize of output 8 [2018-12-31 05:16:38,017 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,047 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:63 [2018-12-31 05:16:38,133 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 05:16:38,147 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:16:38,215 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,224 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 53 treesize of output 54 [2018-12-31 05:16:38,240 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:16:38,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,249 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 20 treesize of output 16 [2018-12-31 05:16:38,250 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,258 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,273 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,361 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,433 INFO L303 Elim1Store]: Index analysis took 117 ms [2018-12-31 05:16:38,434 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 43 treesize of output 44 [2018-12-31 05:16:38,439 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:16:38,481 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,499 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 20 treesize of output 16 [2018-12-31 05:16:38,500 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,509 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,521 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,567 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 37 [2018-12-31 05:16:38,572 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-12-31 05:16:38,608 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:38,610 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 16 treesize of output 23 [2018-12-31 05:16:38,610 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,620 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,630 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,665 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:38,666 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 4 variables, input treesize:130, output treesize:85 [2018-12-31 05:16:39,047 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,049 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,063 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 131 treesize of output 139 [2018-12-31 05:16:39,067 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 18 treesize of output 17 [2018-12-31 05:16:39,067 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,164 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 62 treesize of output 71 [2018-12-31 05:16:39,168 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,170 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 30 [2018-12-31 05:16:39,171 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,182 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,223 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,225 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,236 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 95 treesize of output 108 [2018-12-31 05:16:39,240 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 05:16:39,240 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,262 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,296 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,297 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:168, output treesize:127 [2018-12-31 05:16:39,442 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,460 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,475 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 281 treesize of output 240 [2018-12-31 05:16:39,482 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 21 [2018-12-31 05:16:39,482 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,519 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,574 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 94 treesize of output 83 [2018-12-31 05:16:39,580 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 21 [2018-12-31 05:16:39,581 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,589 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,672 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 183 treesize of output 179 [2018-12-31 05:16:39,678 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 21 [2018-12-31 05:16:39,678 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,705 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,737 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,738 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:294, output treesize:117 [2018-12-31 05:16:39,808 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,812 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 111 treesize of output 89 [2018-12-31 05:16:39,818 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 43 treesize of output 19 [2018-12-31 05:16:39,819 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 05:16:39,866 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 47 treesize of output 34 [2018-12-31 05:16:39,867 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,883 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 05:16:39,907 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:39,910 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 39 treesize of output 33 [2018-12-31 05:16:39,914 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 05:16:39,914 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,929 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 05:16:39,930 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,936 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:39,953 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 05:16:39,954 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:128, output treesize:25 [2018-12-31 05:16:39,998 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 22 treesize of output 20 [2018-12-31 05:16:40,003 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 3 [2018-12-31 05:16:40,003 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:40,013 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 05:16:40,013 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:40,016 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:40,026 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:40,026 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2018-12-31 05:16:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:40,081 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:16:40,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2018-12-31 05:16:40,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-12-31 05:16:40,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-12-31 05:16:40,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=675, Unknown=0, NotChecked=0, Total=756 [2018-12-31 05:16:40,083 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand 28 states. [2018-12-31 05:16:40,856 WARN L181 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-12-31 05:16:41,105 WARN L181 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2018-12-31 05:16:41,418 WARN L181 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-31 05:16:41,857 WARN L181 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2018-12-31 05:16:42,409 WARN L181 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2018-12-31 05:16:42,813 WARN L181 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2018-12-31 05:16:43,450 WARN L181 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 107 [2018-12-31 05:16:43,902 WARN L181 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 113 [2018-12-31 05:16:44,342 WARN L181 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 115 [2018-12-31 05:16:44,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:44,466 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions. [2018-12-31 05:16:44,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-31 05:16:44,468 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 26 [2018-12-31 05:16:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:44,469 INFO L225 Difference]: With dead ends: 44 [2018-12-31 05:16:44,469 INFO L226 Difference]: Without dead ends: 42 [2018-12-31 05:16:44,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=392, Invalid=1414, Unknown=0, NotChecked=0, Total=1806 [2018-12-31 05:16:44,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-12-31 05:16:44,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 35. [2018-12-31 05:16:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-12-31 05:16:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2018-12-31 05:16:44,481 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 26 [2018-12-31 05:16:44,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:44,482 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions. [2018-12-31 05:16:44,482 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-12-31 05:16:44,482 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2018-12-31 05:16:44,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 05:16:44,483 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:44,483 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:44,483 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:44,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:44,484 INFO L82 PathProgramCache]: Analyzing trace with hash -229596639, now seen corresponding path program 1 times [2018-12-31 05:16:44,484 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:44,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:44,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:44,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:44,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:44,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:44,934 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:16:44,934 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 05:16:44,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:44,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:16:45,171 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:45,178 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 29 treesize of output 30 [2018-12-31 05:16:45,185 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:16:45,200 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:45,202 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 20 treesize of output 16 [2018-12-31 05:16:45,202 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,208 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,216 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,226 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 05:16:45,226 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:37, output treesize:26 [2018-12-31 05:16:45,257 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:45,260 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 25 treesize of output 23 [2018-12-31 05:16:45,263 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 05:16:45,264 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,275 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 12 treesize of output 4 [2018-12-31 05:16:45,275 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,283 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:45,287 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 05:16:45,288 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:30, output treesize:4 [2018-12-31 05:16:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:45,340 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:16:45,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2018-12-31 05:16:45,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-31 05:16:45,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-31 05:16:45,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2018-12-31 05:16:45,342 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. Second operand 21 states. [2018-12-31 05:16:46,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:46,076 INFO L93 Difference]: Finished difference Result 48 states and 56 transitions. [2018-12-31 05:16:46,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-31 05:16:46,079 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 26 [2018-12-31 05:16:46,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:46,080 INFO L225 Difference]: With dead ends: 48 [2018-12-31 05:16:46,080 INFO L226 Difference]: Without dead ends: 40 [2018-12-31 05:16:46,081 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=231, Invalid=699, Unknown=0, NotChecked=0, Total=930 [2018-12-31 05:16:46,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-31 05:16:46,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 35. [2018-12-31 05:16:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-12-31 05:16:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2018-12-31 05:16:46,092 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 26 [2018-12-31 05:16:46,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:46,092 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2018-12-31 05:16:46,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-31 05:16:46,092 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2018-12-31 05:16:46,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-31 05:16:46,093 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:46,093 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:16:46,093 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:46,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:46,094 INFO L82 PathProgramCache]: Analyzing trace with hash 261354614, now seen corresponding path program 2 times [2018-12-31 05:16:46,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:46,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:46,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:46,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:46,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-31 05:16:46,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:16:46,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 05:16:46,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 05:16:46,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 05:16:46,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-31 05:16:46,193 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand 5 states. [2018-12-31 05:16:46,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:16:46,436 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2018-12-31 05:16:46,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 05:16:46,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-12-31 05:16:46,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:16:46,438 INFO L225 Difference]: With dead ends: 40 [2018-12-31 05:16:46,438 INFO L226 Difference]: Without dead ends: 30 [2018-12-31 05:16:46,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-31 05:16:46,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-12-31 05:16:46,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-12-31 05:16:46,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-12-31 05:16:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2018-12-31 05:16:46,453 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 27 [2018-12-31 05:16:46,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:16:46,454 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2018-12-31 05:16:46,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 05:16:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-12-31 05:16:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-31 05:16:46,457 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:16:46,457 INFO L402 BasicCegarLoop]: trace histogram [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 05:16:46,457 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:16:46,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:16:46,457 INFO L82 PathProgramCache]: Analyzing trace with hash -789657996, now seen corresponding path program 1 times [2018-12-31 05:16:46,458 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:16:46,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:16:46,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:46,460 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-31 05:16:46,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:16:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:47,205 WARN L181 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 15 [2018-12-31 05:16:47,453 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-31 05:16:48,371 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:16:48,372 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:16:48,372 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 05:16:48,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:16:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:16:48,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:16:48,582 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 6 treesize of output 5 [2018-12-31 05:16:48,582 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,597 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:28 [2018-12-31 05:16:48,756 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 10 [2018-12-31 05:16:48,758 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 05:16:48,758 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,761 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,779 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:34 [2018-12-31 05:16:48,872 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:48,873 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:48,874 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-12-31 05:16:48,874 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:48,891 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:68, output treesize:62 [2018-12-31 05:16:49,058 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,065 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2018-12-31 05:16:49,072 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:16:49,075 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,078 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 20 treesize of output 16 [2018-12-31 05:16:49,078 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,086 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,130 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,132 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,153 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,154 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 64 treesize of output 94 [2018-12-31 05:16:49,175 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-12-31 05:16:49,208 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,231 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 37 treesize of output 28 [2018-12-31 05:16:49,231 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,240 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,255 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,279 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,279 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:106, output treesize:76 [2018-12-31 05:16:49,529 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,579 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 77 [2018-12-31 05:16:49,597 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 52 treesize of output 54 [2018-12-31 05:16:49,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,742 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 45 treesize of output 44 [2018-12-31 05:16:49,742 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,780 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:49,823 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,825 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,831 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,841 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:49,899 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 5 new quantified variables, introduced 9 case distinctions, treesize of input 67 treesize of output 126 [2018-12-31 05:16:49,900 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-31 05:16:49,948 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 102 [2018-12-31 05:16:49,949 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:50,453 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:50,472 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 3 case distinctions, treesize of input 59 treesize of output 72 [2018-12-31 05:16:50,474 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 3 xjuncts. [2018-12-31 05:16:50,793 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 88 [2018-12-31 05:16:50,795 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 3 xjuncts. [2018-12-31 05:16:51,451 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 71 treesize of output 85 [2018-12-31 05:16:51,453 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 3 xjuncts. [2018-12-31 05:16:51,714 INFO L267 ElimStorePlain]: Start of recursive call 5: 7 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-12-31 05:16:51,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-12-31 05:16:51,894 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:111, output treesize:487 [2018-12-31 05:16:52,481 WARN L181 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-12-31 05:16:52,509 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:52,510 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:52,511 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:52,527 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 288 [2018-12-31 05:16:52,533 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 60 treesize of output 37 [2018-12-31 05:16:52,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:52,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:53,084 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,086 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,103 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,105 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,106 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 99 treesize of output 124 [2018-12-31 05:16:53,111 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 33 treesize of output 24 [2018-12-31 05:16:53,111 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:53,141 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:53,591 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,593 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,594 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:53,607 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 207 [2018-12-31 05:16:53,623 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 24 treesize of output 17 [2018-12-31 05:16:53,623 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:53,666 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:54,075 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,077 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,079 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,087 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,088 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 111 treesize of output 133 [2018-12-31 05:16:54,109 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 47 [2018-12-31 05:16:54,112 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:16:54,154 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:54,528 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,529 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,530 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,537 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,540 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,543 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 215 treesize of output 244 [2018-12-31 05:16:54,595 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 92 treesize of output 119 [2018-12-31 05:16:54,598 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:16:54,652 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:54,935 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:54,941 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 95 [2018-12-31 05:16:54,948 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 18 treesize of output 11 [2018-12-31 05:16:54,949 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:54,976 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,218 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:55,224 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 80 treesize of output 79 [2018-12-31 05:16:55,229 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 14 treesize of output 7 [2018-12-31 05:16:55,229 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,254 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,483 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:55,521 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 4 case distinctions, treesize of input 156 treesize of output 176 [2018-12-31 05:16:55,528 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 159 treesize of output 153 [2018-12-31 05:16:55,529 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,701 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:55,705 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 138 treesize of output 146 [2018-12-31 05:16:55,706 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,783 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:55,998 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,000 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,006 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,020 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,042 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 133 treesize of output 165 [2018-12-31 05:16:56,074 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 168 treesize of output 189 [2018-12-31 05:16:56,077 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:16:56,257 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 111 treesize of output 119 [2018-12-31 05:16:56,258 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:56,362 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:16:56,624 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,625 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,627 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,634 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:56,639 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 161 treesize of output 164 [2018-12-31 05:16:56,665 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 59 [2018-12-31 05:16:56,669 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:16:56,722 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:56,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 10 dim-2 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-12-31 05:16:56,983 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 23 variables, input treesize:829, output treesize:617 [2018-12-31 05:16:57,477 WARN L181 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2018-12-31 05:16:57,519 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:57,521 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 108 treesize of output 104 [2018-12-31 05:16:57,524 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 05:16:57,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:57,556 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 27 treesize of output 18 [2018-12-31 05:16:57,557 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:57,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,007 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-12-31 05:16:58,009 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 3 [2018-12-31 05:16:58,010 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,026 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:16:58,235 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 125 treesize of output 119 [2018-12-31 05:16:58,240 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-12-31 05:16:58,241 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,266 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 05:16:58,267 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,311 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,463 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 1 case distinctions, treesize of input 119 treesize of output 119 [2018-12-31 05:16:58,468 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 115 treesize of output 106 [2018-12-31 05:16:58,469 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,553 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 111 treesize of output 95 [2018-12-31 05:16:58,554 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,624 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,761 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2018-12-31 05:16:58,764 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 27 treesize of output 18 [2018-12-31 05:16:58,765 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,790 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:16:58,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 5 dim-2 vars, End of recursive call: 11 dim-0 vars, and 5 xjuncts. [2018-12-31 05:16:58,924 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 16 variables, input treesize:506, output treesize:400 [2018-12-31 05:17:09,457 WARN L181 SmtUtils]: Spent 10.41 s on a formula simplification that was a NOOP. DAG size: 131 [2018-12-31 05:17:09,509 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:09,512 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:09,513 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:09,516 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:09,517 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 64 [2018-12-31 05:17:09,537 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 26 treesize of output 18 [2018-12-31 05:17:09,537 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:09,740 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 05:17:09,740 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:09,849 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 12 treesize of output 4 [2018-12-31 05:17:09,849 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:09,937 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,146 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,159 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 1 case distinctions, treesize of input 94 treesize of output 85 [2018-12-31 05:17:10,166 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 76 treesize of output 60 [2018-12-31 05:17:10,167 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,206 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 35 treesize of output 28 [2018-12-31 05:17:10,207 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,241 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 28 treesize of output 22 [2018-12-31 05:17:10,242 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,273 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 52 treesize of output 45 [2018-12-31 05:17:10,274 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,296 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 0 case distinctions, treesize of input 45 treesize of output 33 [2018-12-31 05:17:10,297 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,305 INFO L267 ElimStorePlain]: Start of recursive call 6: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:17:10,395 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,397 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,401 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 83 treesize of output 74 [2018-12-31 05:17:10,405 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 12 treesize of output 4 [2018-12-31 05:17:10,405 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,428 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 20 treesize of output 14 [2018-12-31 05:17:10,428 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,441 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 25 treesize of output 10 [2018-12-31 05:17:10,441 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,448 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,519 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,521 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2018-12-31 05:17:10,524 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 28 treesize of output 20 [2018-12-31 05:17:10,525 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,533 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 19 treesize of output 10 [2018-12-31 05:17:10,533 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,537 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,594 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,596 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 67 [2018-12-31 05:17:10,600 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 30 treesize of output 22 [2018-12-31 05:17:10,600 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,613 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:17:10,615 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2018-12-31 05:17:10,616 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,620 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:17:10,660 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 16 variables, input treesize:397, output treesize:4 [2018-12-31 05:17:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:17:10,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:17:10,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 21] total 33 [2018-12-31 05:17:10,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-12-31 05:17:10,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-12-31 05:17:10,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=957, Unknown=0, NotChecked=0, Total=1056 [2018-12-31 05:17:10,689 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 33 states. [2018-12-31 05:17:11,621 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2018-12-31 05:17:11,918 WARN L181 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 69 [2018-12-31 05:17:12,225 WARN L181 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2018-12-31 05:17:12,598 WARN L181 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 95 [2018-12-31 05:17:13,469 WARN L181 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 122 [2018-12-31 05:17:14,380 WARN L181 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 159 [2018-12-31 05:17:59,790 WARN L181 SmtUtils]: Spent 45.29 s on a formula simplification. DAG size of input: 286 DAG size of output: 256 [2018-12-31 05:18:49,355 WARN L181 SmtUtils]: Spent 49.44 s on a formula simplification. DAG size of input: 289 DAG size of output: 259 [2018-12-31 05:18:50,128 WARN L181 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 165 [2018-12-31 05:18:50,812 WARN L181 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 162 [2018-12-31 05:18:50,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:18:50,839 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2018-12-31 05:18:50,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-31 05:18:50,850 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 28 [2018-12-31 05:18:50,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:18:50,851 INFO L225 Difference]: With dead ends: 39 [2018-12-31 05:18:50,851 INFO L226 Difference]: Without dead ends: 36 [2018-12-31 05:18:50,852 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 113.6s TimeCoverageRelationStatistics Valid=500, Invalid=2050, Unknown=0, NotChecked=0, Total=2550 [2018-12-31 05:18:50,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-12-31 05:18:50,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2018-12-31 05:18:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-12-31 05:18:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2018-12-31 05:18:50,866 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 33 transitions. Word has length 28 [2018-12-31 05:18:50,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:18:50,866 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 33 transitions. [2018-12-31 05:18:50,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-12-31 05:18:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2018-12-31 05:18:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-31 05:18:50,867 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:18:50,867 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:18:50,867 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:18:50,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:18:50,868 INFO L82 PathProgramCache]: Analyzing trace with hash -789656322, now seen corresponding path program 1 times [2018-12-31 05:18:50,868 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:18:50,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:18:50,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:18:50,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:18:50,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:18:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:18:51,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:18:51,618 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:18:51,618 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 05:18:51,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:18:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:18:51,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:18:51,840 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 05:18:51,840 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,855 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2018-12-31 05:18:51,905 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-12-31 05:18:51,908 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 05:18:51,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,912 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,928 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,928 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2018-12-31 05:18:51,981 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-12-31 05:18:51,985 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:51,988 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 05:18:51,988 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:51,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,017 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 05:18:52,021 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 10 treesize of output 9 [2018-12-31 05:18:52,021 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,024 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,041 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:60, output treesize:37 [2018-12-31 05:18:52,228 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,229 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,230 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 15 treesize of output 8 [2018-12-31 05:18:52,230 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,259 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:86, output treesize:80 [2018-12-31 05:18:52,333 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,335 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,355 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 60 treesize of output 77 [2018-12-31 05:18:52,362 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:18:52,370 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,373 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 20 treesize of output 16 [2018-12-31 05:18:52,373 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,381 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,402 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,466 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 35 treesize of output 40 [2018-12-31 05:18:52,490 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 16 treesize of output 1 [2018-12-31 05:18:52,491 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,504 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,578 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 27 treesize of output 32 [2018-12-31 05:18:52,582 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 05:18:52,582 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,590 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,686 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 70 treesize of output 71 [2018-12-31 05:18:52,689 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:18:52,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:52,696 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 20 treesize of output 16 [2018-12-31 05:18:52,697 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,703 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,720 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,758 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:52,758 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 4 variables, input treesize:147, output treesize:102 [2018-12-31 05:18:53,052 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,054 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,075 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 182 treesize of output 184 [2018-12-31 05:18:53,082 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 30 treesize of output 17 [2018-12-31 05:18:53,083 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,179 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 62 treesize of output 71 [2018-12-31 05:18:53,186 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,190 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 30 [2018-12-31 05:18:53,191 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,204 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,300 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,311 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,321 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:18:53,322 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 129 treesize of output 141 [2018-12-31 05:18:53,328 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 52 treesize of output 24 [2018-12-31 05:18:53,328 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,354 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,395 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:219, output treesize:130 [2018-12-31 05:18:53,488 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,490 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,508 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 281 treesize of output 240 [2018-12-31 05:18:53,531 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 21 [2018-12-31 05:18:53,531 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,580 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,636 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 94 treesize of output 83 [2018-12-31 05:18:53,641 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 21 [2018-12-31 05:18:53,642 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,653 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,735 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,758 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:53,766 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:18:53,768 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 183 treesize of output 179 [2018-12-31 05:18:53,773 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 21 [2018-12-31 05:18:53,773 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,802 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:53,835 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:294, output treesize:138 [2018-12-31 05:18:54,082 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:54,084 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 159 treesize of output 130 [2018-12-31 05:18:54,090 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 69 treesize of output 26 [2018-12-31 05:18:54,090 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,114 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 57 treesize of output 47 [2018-12-31 05:18:54,116 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 05:18:54,135 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 05:18:54,161 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:54,163 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:18:54,167 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 52 treesize of output 50 [2018-12-31 05:18:54,171 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 3 [2018-12-31 05:18:54,171 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,184 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 15 treesize of output 7 [2018-12-31 05:18:54,184 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,192 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,209 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 05:18:54,210 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:169, output treesize:25 [2018-12-31 05:18:54,307 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 22 treesize of output 20 [2018-12-31 05:18:54,309 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 05:18:54,310 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,318 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 3 [2018-12-31 05:18:54,319 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:18:54,329 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2018-12-31 05:18:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:18:54,392 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:18:54,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20] total 35 [2018-12-31 05:18:54,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-12-31 05:18:54,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-12-31 05:18:54,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2018-12-31 05:18:54,394 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. Second operand 35 states. [2018-12-31 05:18:55,196 WARN L181 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2018-12-31 05:18:55,526 WARN L181 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2018-12-31 05:18:55,937 WARN L181 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2018-12-31 05:18:56,392 WARN L181 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2018-12-31 05:18:56,870 WARN L181 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 121 [2018-12-31 05:18:57,570 WARN L181 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 125 [2018-12-31 05:18:58,088 WARN L181 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 153 [2018-12-31 05:18:58,650 WARN L181 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 161 [2018-12-31 05:18:59,217 WARN L181 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 137 [2018-12-31 05:18:59,870 WARN L181 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 133 [2018-12-31 05:19:00,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:19:00,037 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-12-31 05:19:00,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-31 05:19:00,039 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 28 [2018-12-31 05:19:00,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:19:00,040 INFO L225 Difference]: With dead ends: 34 [2018-12-31 05:19:00,040 INFO L226 Difference]: Without dead ends: 32 [2018-12-31 05:19:00,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=462, Invalid=1988, Unknown=0, NotChecked=0, Total=2450 [2018-12-31 05:19:00,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-12-31 05:19:00,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-12-31 05:19:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-12-31 05:19:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-12-31 05:19:00,053 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 28 [2018-12-31 05:19:00,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:19:00,054 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-12-31 05:19:00,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-12-31 05:19:00,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-12-31 05:19:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-31 05:19:00,054 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:19:00,055 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:19:00,055 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:19:00,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:19:00,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1349519311, now seen corresponding path program 2 times [2018-12-31 05:19:00,055 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:19:00,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:19:00,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:19:00,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:19:00,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:19:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:19:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:19:01,028 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:19:01,028 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 05:19:01,038 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-31 05:19:01,107 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-31 05:19:01,107 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-31 05:19:01,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:19:01,309 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 05:19:01,310 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,325 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,325 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:25 [2018-12-31 05:19:01,429 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 05:19:01,432 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 05:19:01,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,437 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,459 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 05:19:01,463 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 10 treesize of output 9 [2018-12-31 05:19:01,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,468 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,487 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 05:19:01,488 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:37 [2018-12-31 05:19:01,599 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,601 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,602 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 15 treesize of output 8 [2018-12-31 05:19:01,603 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,627 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:83, output treesize:77 [2018-12-31 05:19:01,736 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,766 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,782 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,785 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 73 treesize of output 103 [2018-12-31 05:19:01,789 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-12-31 05:19:01,817 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,820 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 37 treesize of output 28 [2018-12-31 05:19:01,820 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,827 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,883 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,884 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,898 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 63 treesize of output 80 [2018-12-31 05:19:01,901 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:19:01,905 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:01,907 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 20 treesize of output 16 [2018-12-31 05:19:01,908 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,915 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,932 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:01,985 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:117, output treesize:87 [2018-12-31 05:19:02,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,222 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,231 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,236 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 121 treesize of output 131 [2018-12-31 05:19:02,278 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 65 [2018-12-31 05:19:02,281 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:19:02,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,406 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,408 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,418 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:19:02,419 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 76 treesize of output 94 [2018-12-31 05:19:02,424 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 41 treesize of output 21 [2018-12-31 05:19:02,425 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,473 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:148, output treesize:92 [2018-12-31 05:19:02,583 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,585 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,596 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,598 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 188 treesize of output 169 [2018-12-31 05:19:02,602 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 26 [2018-12-31 05:19:02,603 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,629 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,665 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,667 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,679 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 147 treesize of output 143 [2018-12-31 05:19:02,685 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 21 [2018-12-31 05:19:02,685 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,707 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,734 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 05:19:02,734 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:202, output treesize:100 [2018-12-31 05:19:02,866 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:02,868 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 122 treesize of output 104 [2018-12-31 05:19:02,875 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 3 [2018-12-31 05:19:02,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,893 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 78 treesize of output 57 [2018-12-31 05:19:02,894 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,906 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:02,922 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 05:19:02,923 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:131, output treesize:69 [2018-12-31 05:19:03,040 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:03,042 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:03,047 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 56 [2018-12-31 05:19:03,051 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 22 treesize of output 16 [2018-12-31 05:19:03,052 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:03,064 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 12 treesize of output 4 [2018-12-31 05:19:03,064 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:03,072 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-12-31 05:19:03,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:03,075 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:03,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:03,077 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:70, output treesize:4 [2018-12-31 05:19:03,084 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:19:03,103 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:19:03,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 38 [2018-12-31 05:19:03,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-12-31 05:19:03,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-12-31 05:19:03,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1289, Unknown=0, NotChecked=0, Total=1406 [2018-12-31 05:19:03,106 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand 38 states. [2018-12-31 05:19:04,038 WARN L181 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2018-12-31 05:19:04,309 WARN L181 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-12-31 05:19:04,615 WARN L181 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2018-12-31 05:19:04,882 WARN L181 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2018-12-31 05:19:05,168 WARN L181 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2018-12-31 05:19:05,425 WARN L181 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2018-12-31 05:19:05,887 WARN L181 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2018-12-31 05:19:06,238 WARN L181 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 124 [2018-12-31 05:19:06,597 WARN L181 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2018-12-31 05:19:06,936 WARN L181 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 107 [2018-12-31 05:19:07,203 WARN L181 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2018-12-31 05:19:07,481 WARN L181 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2018-12-31 05:19:07,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:19:07,496 INFO L93 Difference]: Finished difference Result 41 states and 43 transitions. [2018-12-31 05:19:07,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-31 05:19:07,497 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 30 [2018-12-31 05:19:07,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:19:07,500 INFO L225 Difference]: With dead ends: 41 [2018-12-31 05:19:07,500 INFO L226 Difference]: Without dead ends: 38 [2018-12-31 05:19:07,501 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 561 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=515, Invalid=2677, Unknown=0, NotChecked=0, Total=3192 [2018-12-31 05:19:07,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-12-31 05:19:07,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 33. [2018-12-31 05:19:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-12-31 05:19:07,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2018-12-31 05:19:07,519 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 30 [2018-12-31 05:19:07,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:19:07,519 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2018-12-31 05:19:07,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-12-31 05:19:07,519 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2018-12-31 05:19:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-31 05:19:07,523 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:19:07,523 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:19:07,523 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:19:07,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:19:07,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1349520985, now seen corresponding path program 2 times [2018-12-31 05:19:07,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 05:19:07,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 05:19:07,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:19:07,528 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-31 05:19:07,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 05:19:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:19:08,132 WARN L181 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-12-31 05:19:08,401 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-31 05:19:08,618 WARN L181 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-31 05:19:09,330 WARN L181 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2018-12-31 05:19:10,036 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2018-12-31 05:19:10,205 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2018-12-31 05:19:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:19:10,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-31 05:19:10,616 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 05:19:10,627 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-31 05:19:10,696 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-31 05:19:10,696 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-31 05:19:10,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:19:10,764 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 05:19:10,765 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,783 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:30 [2018-12-31 05:19:10,847 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-12-31 05:19:10,850 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 05:19:10,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,857 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:34 [2018-12-31 05:19:10,939 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 05:19:10,943 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 10 treesize of output 9 [2018-12-31 05:19:10,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-12-31 05:19:10,982 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:10,984 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 05:19:10,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:10,990 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-12-31 05:19:11,020 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 10 treesize of output 9 [2018-12-31 05:19:11,020 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,022 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,043 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,043 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:73, output treesize:46 [2018-12-31 05:19:11,112 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:11,114 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:11,114 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 05:19:11,115 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,146 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:63, output treesize:61 [2018-12-31 05:19:11,241 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 30 treesize of output 31 [2018-12-31 05:19:11,246 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:19:11,252 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:11,255 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 20 treesize of output 16 [2018-12-31 05:19:11,256 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,263 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,343 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 27 treesize of output 28 [2018-12-31 05:19:11,354 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 16 treesize of output 1 [2018-12-31 05:19:11,354 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,360 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 31 [2018-12-31 05:19:11,427 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:19:11,431 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:11,434 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 20 treesize of output 16 [2018-12-31 05:19:11,434 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,442 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,451 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,505 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 19 treesize of output 20 [2018-12-31 05:19:11,510 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 05:19:11,510 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,516 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:11,561 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:131, output treesize:79 [2018-12-31 05:19:12,568 WARN L181 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-31 05:19:12,622 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:19:12,648 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 30 treesize of output 29 [2018-12-31 05:19:12,661 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 18 treesize of output 9 [2018-12-31 05:19:12,662 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:12,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,262 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 27 treesize of output 28 [2018-12-31 05:19:13,278 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 16 treesize of output 1 [2018-12-31 05:19:13,278 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,354 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,449 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 30 treesize of output 29 [2018-12-31 05:19:13,455 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 9 [2018-12-31 05:19:13,455 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,461 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,498 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,498 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:117, output treesize:99 [2018-12-31 05:19:13,688 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,690 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,691 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,691 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 28 treesize of output 37 [2018-12-31 05:19:13,692 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,732 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:146, output treesize:139 [2018-12-31 05:19:13,883 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,909 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,933 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,970 INFO L303 Elim1Store]: Index analysis took 131 ms [2018-12-31 05:19:13,972 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 54 treesize of output 111 [2018-12-31 05:19:13,977 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:19:13,982 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:13,985 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 20 treesize of output 16 [2018-12-31 05:19:13,985 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:13,994 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,024 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,118 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 44 [2018-12-31 05:19:14,123 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 16 treesize of output 1 [2018-12-31 05:19:14,123 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,130 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,190 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:14,192 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:14,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:14,222 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 138 [2018-12-31 05:19:14,226 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:19:14,230 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:14,233 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 20 treesize of output 16 [2018-12-31 05:19:14,234 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,240 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,275 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,342 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 36 [2018-12-31 05:19:14,346 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 05:19:14,347 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,353 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,428 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:14,429 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 4 variables, input treesize:206, output treesize:161 [2018-12-31 05:19:14,904 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 97 [2018-12-31 05:19:14,925 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 56 treesize of output 48 [2018-12-31 05:19:14,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:15,134 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 40 treesize of output 32 [2018-12-31 05:19:15,134 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:15,312 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 39 treesize of output 23 [2018-12-31 05:19:15,313 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:15,367 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-31 05:19:15,489 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:15,499 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:15,502 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:15,622 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 65 treesize of output 204 [2018-12-31 05:19:15,622 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-12-31 05:19:15,682 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:15,682 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:19,284 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 70 [2018-12-31 05:19:19,285 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:19,816 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 1 case distinctions, treesize of input 61 treesize of output 68 [2018-12-31 05:19:19,817 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:21,620 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 1 case distinctions, treesize of input 61 treesize of output 68 [2018-12-31 05:19:21,621 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:23,243 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 88 treesize of output 80 [2018-12-31 05:19:23,243 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:23,874 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 1 case distinctions, treesize of input 61 treesize of output 68 [2018-12-31 05:19:23,875 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-12-31 05:19:24,674 INFO L267 ElimStorePlain]: Start of recursive call 6: 16 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-12-31 05:19:25,034 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,035 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,037 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 176 [2018-12-31 05:19:25,079 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,082 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 128 treesize of output 150 [2018-12-31 05:19:25,083 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:25,144 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:25,149 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,151 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,162 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,183 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 205 [2018-12-31 05:19:25,189 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,195 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 36 treesize of output 35 [2018-12-31 05:19:25,197 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:25,266 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:25,272 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:25,345 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 214 treesize of output 214 [2018-12-31 05:19:25,364 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 229 [2018-12-31 05:19:25,365 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:25,756 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 168 treesize of output 163 [2018-12-31 05:19:25,759 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:26,041 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:19:26,046 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:26,048 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:26,051 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:26,152 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 210 treesize of output 232 [2018-12-31 05:19:26,152 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-31 05:19:26,229 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 3 case distinctions, treesize of input 250 treesize of output 264 [2018-12-31 05:19:26,230 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:28,907 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 194 treesize of output 204 [2018-12-31 05:19:28,909 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:29,872 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 229 treesize of output 221 [2018-12-31 05:19:29,873 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:32,003 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 3 case distinctions, treesize of input 141 treesize of output 140 [2018-12-31 05:19:32,005 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:33,666 INFO L267 ElimStorePlain]: Start of recursive call 20: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-12-31 05:19:33,667 WARN L288 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:33,667 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:33,673 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:33,675 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:33,677 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:33,781 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 194 treesize of output 228 [2018-12-31 05:19:33,781 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-31 05:19:33,826 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 188 treesize of output 187 [2018-12-31 05:19:33,829 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:35,633 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 205 treesize of output 197 [2018-12-31 05:19:35,634 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:36,441 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 186 treesize of output 200 [2018-12-31 05:19:36,443 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:37,757 INFO L303 Elim1Store]: Index analysis took 137 ms [2018-12-31 05:19:37,777 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 163 treesize of output 173 [2018-12-31 05:19:37,779 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:39,429 INFO L267 ElimStorePlain]: Start of recursive call 26: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-12-31 05:19:39,442 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,443 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,453 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,470 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 195 treesize of output 202 [2018-12-31 05:19:39,476 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,481 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 34 treesize of output 31 [2018-12-31 05:19:39,481 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:39,747 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:39,759 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,760 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,762 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,792 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 187 [2018-12-31 05:19:39,797 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,803 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 23 treesize of output 23 [2018-12-31 05:19:39,803 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:39,873 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:39,878 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,881 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,883 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:39,958 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 203 [2018-12-31 05:19:39,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 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 05:19:39,965 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:40,036 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:40,037 WARN L288 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:40,037 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:40,069 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,071 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,080 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,100 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 213 [2018-12-31 05:19:40,107 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,114 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 36 treesize of output 35 [2018-12-31 05:19:40,115 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:40,185 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:40,190 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:40,296 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 6 new quantified variables, introduced 9 case distinctions, treesize of input 202 treesize of output 236 [2018-12-31 05:19:40,297 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-31 05:19:40,348 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 3 case distinctions, treesize of input 242 treesize of output 256 [2018-12-31 05:19:40,350 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:43,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 221 treesize of output 213 [2018-12-31 05:19:43,728 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:45,444 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:19:46,378 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 3 case distinctions, treesize of input 156 treesize of output 159 [2018-12-31 05:19:46,381 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:47,671 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 171 treesize of output 181 [2018-12-31 05:19:47,672 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 3 xjuncts. [2018-12-31 05:19:48,495 INFO L267 ElimStorePlain]: Start of recursive call 40: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-12-31 05:19:48,502 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,505 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,507 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,519 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,539 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 177 treesize of output 192 [2018-12-31 05:19:48,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,551 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 34 treesize of output 31 [2018-12-31 05:19:48,551 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,624 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,629 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,632 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,635 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,668 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 188 [2018-12-31 05:19:48,674 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,681 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 25 treesize of output 27 [2018-12-31 05:19:48,681 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,746 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,751 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,764 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,784 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 213 [2018-12-31 05:19:48,789 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,795 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 36 treesize of output 35 [2018-12-31 05:19:48,795 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,865 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,866 WARN L288 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:48,867 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,871 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,873 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,875 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,885 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,907 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 197 [2018-12-31 05:19:48,912 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,920 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 36 treesize of output 35 [2018-12-31 05:19:48,920 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,985 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,989 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:48,989 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:48,995 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:48,997 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,000 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 173 [2018-12-31 05:19:49,040 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,044 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 94 [2018-12-31 05:19:49,045 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,109 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,115 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,118 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,128 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,146 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 203 treesize of output 210 [2018-12-31 05:19:49,153 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,160 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 34 treesize of output 31 [2018-12-31 05:19:49,160 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,237 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,238 WARN L288 Elim1Store]: Array PQE input equivalent to false [2018-12-31 05:19:49,238 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,244 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,255 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,273 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 211 treesize of output 210 [2018-12-31 05:19:49,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:49,285 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 34 treesize of output 31 [2018-12-31 05:19:49,286 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:49,361 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:19:50,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 10 xjuncts. [2018-12-31 05:19:50,412 INFO L202 ElimStorePlain]: Needed 62 recursive calls to eliminate 5 variables, input treesize:224, output treesize:1713 [2018-12-31 05:19:52,145 WARN L181 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 157 DAG size of output: 147 [2018-12-31 05:19:52,193 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:52,195 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:52,198 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:52,201 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:19:52,229 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 455 treesize of output 327 [2018-12-31 05:19:52,237 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 54 treesize of output 33 [2018-12-31 05:19:52,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:19:52,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:20:48,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:20:48,195 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:20:48,197 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:20:48,245 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 300 treesize of output 294 [2018-12-31 05:20:48,251 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 13 [2018-12-31 05:20:48,251 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:20:48,340 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:21:37,023 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 277 treesize of output 260 [2018-12-31 05:21:37,030 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 13 [2018-12-31 05:21:37,031 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:21:37,099 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:22:21,134 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 406 treesize of output 377 [2018-12-31 05:22:21,140 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:22:21,143 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 82 treesize of output 62 [2018-12-31 05:22:21,144 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:22:21,211 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:22:58,104 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:22:58,106 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:22:58,108 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:22:58,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 334 [2018-12-31 05:22:58,131 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 54 treesize of output 33 [2018-12-31 05:22:58,132 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-31 05:22:58,194 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:23:28,824 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:23:28,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:23:28,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:23:28,855 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 212 [2018-12-31 05:23:28,861 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:23:28,867 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 21 treesize of output 23 [2018-12-31 05:23:28,868 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 05:23:28,957 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:23:55,198 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 199 [2018-12-31 05:23:55,205 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 7 [2018-12-31 05:23:55,206 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-31 05:23:55,268 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:24:17,614 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:17,617 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:17,619 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:17,620 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:17,629 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:17,640 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 202 [2018-12-31 05:24:17,667 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 39 [2018-12-31 05:24:17,670 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:24:17,753 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:24:36,455 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 179 [2018-12-31 05:24:36,461 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 7 [2018-12-31 05:24:36,462 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-12-31 05:24:36,518 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:24:52,176 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:52,178 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:52,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:24:52,193 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 169 treesize of output 186 [2018-12-31 05:24:52,198 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 16 treesize of output 7 [2018-12-31 05:24:52,198 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-31 05:24:52,249 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:05,860 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:05,861 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:05,863 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:05,881 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 189 treesize of output 206 [2018-12-31 05:25:05,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:05,889 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 21 treesize of output 23 [2018-12-31 05:25:05,890 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:05,953 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:17,715 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:17,716 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:17,717 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:17,744 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 394 treesize of output 284 [2018-12-31 05:25:17,752 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 21 [2018-12-31 05:25:17,752 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:17,834 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:27,110 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:27,112 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:27,113 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:27,125 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:27,127 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:27,133 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 198 treesize of output 212 [2018-12-31 05:25:27,168 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 50 [2018-12-31 05:25:27,170 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:25:27,293 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-12-31 05:25:36,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:36,328 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:36,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:36,364 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 244 treesize of output 257 [2018-12-31 05:25:36,370 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 13 [2018-12-31 05:25:36,370 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:36,438 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:43,926 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 322 [2018-12-31 05:25:43,931 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 21 [2018-12-31 05:25:43,932 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:43,996 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,695 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 203 [2018-12-31 05:25:49,707 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 1 [2018-12-31 05:25:49,707 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,785 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,795 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 192 [2018-12-31 05:25:49,799 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 1 [2018-12-31 05:25:49,800 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,857 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,867 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 200 [2018-12-31 05:25:49,872 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 1 [2018-12-31 05:25:49,872 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:49,934 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:54,767 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,770 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,772 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,794 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 191 treesize of output 208 [2018-12-31 05:25:54,804 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 19 treesize of output 15 [2018-12-31 05:25:54,804 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:54,876 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:54,882 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,884 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,905 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 188 treesize of output 205 [2018-12-31 05:25:54,913 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 19 treesize of output 15 [2018-12-31 05:25:54,913 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:54,979 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:54,983 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,985 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:54,987 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:55,003 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 180 treesize of output 197 [2018-12-31 05:25:55,010 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 19 treesize of output 15 [2018-12-31 05:25:55,010 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:55,072 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:25:58,944 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:58,946 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:58,948 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:25:58,968 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 298 treesize of output 303 [2018-12-31 05:25:58,974 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 21 [2018-12-31 05:25:58,974 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-12-31 05:25:59,038 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:02,161 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:02,163 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:02,164 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:02,190 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:02,191 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 229 [2018-12-31 05:26:02,197 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 35 treesize of output 36 [2018-12-31 05:26:02,198 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:02,269 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:04,822 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:04,824 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:04,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:04,852 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:04,855 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 275 [2018-12-31 05:26:04,863 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 30 [2018-12-31 05:26:04,863 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:04,951 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:06,997 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 212 treesize of output 203 [2018-12-31 05:26:07,002 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 15 [2018-12-31 05:26:07,002 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:07,057 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:08,774 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 214 treesize of output 201 [2018-12-31 05:26:08,779 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:08,782 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 30 [2018-12-31 05:26:08,782 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:08,835 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:10,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:10,327 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:10,329 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:10,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:10,344 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:10,345 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 185 treesize of output 229 [2018-12-31 05:26:10,349 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 43 treesize of output 35 [2018-12-31 05:26:10,349 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:10,402 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:11,642 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:11,644 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:11,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:11,646 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:11,661 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:11,664 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 175 treesize of output 205 [2018-12-31 05:26:11,668 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 49 treesize of output 29 [2018-12-31 05:26:11,669 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:11,721 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:12,696 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:12,698 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:12,701 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:12,704 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:12,722 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:12,728 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:12,732 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 328 treesize of output 252 [2018-12-31 05:26:12,738 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 26 treesize of output 19 [2018-12-31 05:26:12,738 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:12,816 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:13,687 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 293 treesize of output 264 [2018-12-31 05:26:13,693 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 19 [2018-12-31 05:26:13,694 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:13,743 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:14,540 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:14,542 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:14,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:14,547 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:14,564 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:14,567 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 242 treesize of output 282 [2018-12-31 05:26:14,571 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 55 treesize of output 47 [2018-12-31 05:26:14,571 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:14,623 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:15,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 27 dim-2 vars, End of recursive call: 11 dim-0 vars, and 10 xjuncts. [2018-12-31 05:26:15,393 INFO L202 ElimStorePlain]: Needed 63 recursive calls to eliminate 46 variables, input treesize:2578, output treesize:1893 [2018-12-31 05:26:17,507 WARN L181 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 235 DAG size of output: 196 [2018-12-31 05:26:19,665 WARN L181 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 371 [2018-12-31 05:26:23,462 WARN L181 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 392 [2018-12-31 05:26:26,881 WARN L181 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 392 [2018-12-31 05:26:26,929 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:26,930 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:26,931 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:26,933 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:26,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 251 [2018-12-31 05:26:26,961 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:26,962 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 46 treesize of output 32 [2018-12-31 05:26:26,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:27,026 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 3 [2018-12-31 05:26:27,026 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:27,067 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 41 treesize of output 28 [2018-12-31 05:26:27,067 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:27,177 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:27,903 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,905 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,907 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:27,909 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,911 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,913 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,917 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,925 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:27,928 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 214 [2018-12-31 05:26:27,939 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 10 treesize of output 15 [2018-12-31 05:26:27,940 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:27,999 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:28,001 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 81 treesize of output 64 [2018-12-31 05:26:28,003 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 05:26:28,054 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:28,055 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 25 treesize of output 21 [2018-12-31 05:26:28,056 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:28,100 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 50 treesize of output 40 [2018-12-31 05:26:28,101 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 05:26:28,143 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:29,123 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:29,125 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:29,126 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:29,134 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 99 treesize of output 97 [2018-12-31 05:26:29,138 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:29,138 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 19 treesize of output 15 [2018-12-31 05:26:29,139 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:29,177 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 7 [2018-12-31 05:26:29,177 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:29,205 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 05:26:29,206 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:29,232 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:30,177 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,184 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,185 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,187 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:30,197 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,223 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 268 treesize of output 263 [2018-12-31 05:26:30,230 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 241 treesize of output 221 [2018-12-31 05:26:30,232 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:30,611 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:30,613 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:30,614 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 165 [2018-12-31 05:26:30,616 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:30,895 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 194 treesize of output 166 [2018-12-31 05:26:30,897 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:31,181 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 158 treesize of output 146 [2018-12-31 05:26:31,182 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 05:26:31,463 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 184 treesize of output 170 [2018-12-31 05:26:31,465 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 05:26:31,740 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:31,741 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 146 treesize of output 142 [2018-12-31 05:26:31,742 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:32,014 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:32,016 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 145 [2018-12-31 05:26:32,018 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:32,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:32,285 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:32,287 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 165 [2018-12-31 05:26:32,289 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:32,577 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:32,579 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 148 treesize of output 144 [2018-12-31 05:26:32,580 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:32,861 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:32,863 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 138 treesize of output 134 [2018-12-31 05:26:32,864 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:33,135 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:33,137 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 166 treesize of output 162 [2018-12-31 05:26:33,138 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:33,402 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:33,403 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 136 [2018-12-31 05:26:33,405 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:33,660 INFO L267 ElimStorePlain]: Start of recursive call 15: 12 dim-1 vars, End of recursive call: 12 dim-0 vars, and 4 xjuncts. [2018-12-31 05:26:34,417 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:34,419 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:34,420 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:34,421 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:34,422 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:34,426 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:34,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 218 [2018-12-31 05:26:34,438 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 85 treesize of output 71 [2018-12-31 05:26:34,439 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:34,509 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:34,510 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 77 treesize of output 60 [2018-12-31 05:26:34,512 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:34,569 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:34,570 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 23 treesize of output 19 [2018-12-31 05:26:34,571 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:34,621 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 05:26:34,621 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:34,666 INFO L267 ElimStorePlain]: Start of recursive call 28: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:35,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:35,411 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:35,425 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 113 [2018-12-31 05:26:35,439 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:35,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-12-31 05:26:35,440 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,493 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 05:26:35,494 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,545 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 05:26:35,546 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,594 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 05:26:35,595 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,640 INFO L267 ElimStorePlain]: Start of recursive call 33: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:35,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:35,678 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 133 [2018-12-31 05:26:35,685 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 129 treesize of output 110 [2018-12-31 05:26:35,686 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,853 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:35,854 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 117 treesize of output 101 [2018-12-31 05:26:35,854 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:35,983 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 91 treesize of output 84 [2018-12-31 05:26:35,983 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,109 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 84 treesize of output 73 [2018-12-31 05:26:36,110 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,291 INFO L267 ElimStorePlain]: Start of recursive call 38: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,296 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:36,297 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:36,314 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 129 treesize of output 129 [2018-12-31 05:26:36,321 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 125 treesize of output 106 [2018-12-31 05:26:36,322 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,474 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2018-12-31 05:26:36,475 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,607 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 91 treesize of output 84 [2018-12-31 05:26:36,607 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,732 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:36,734 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 113 treesize of output 109 [2018-12-31 05:26:36,734 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,864 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 84 treesize of output 77 [2018-12-31 05:26:36,865 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:36,990 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:36,991 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 98 treesize of output 80 [2018-12-31 05:26:36,992 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:37,112 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 80 treesize of output 73 [2018-12-31 05:26:37,113 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:37,188 INFO L267 ElimStorePlain]: Start of recursive call 43: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:37,192 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:37,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:37,222 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 2 case distinctions, treesize of input 129 treesize of output 137 [2018-12-31 05:26:37,227 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 129 treesize of output 114 [2018-12-31 05:26:37,228 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:37,513 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 117 treesize of output 102 [2018-12-31 05:26:37,514 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:37,779 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:37,781 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 111 treesize of output 105 [2018-12-31 05:26:37,782 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:38,046 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:38,048 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 100 treesize of output 84 [2018-12-31 05:26:38,049 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:38,303 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:38,304 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 106 treesize of output 102 [2018-12-31 05:26:38,305 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:38,549 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:38,550 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-12-31 05:26:38,551 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:38,789 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 97 treesize of output 90 [2018-12-31 05:26:38,790 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:39,021 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:39,022 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 91 treesize of output 79 [2018-12-31 05:26:39,023 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:39,202 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:39,203 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 103 [2018-12-31 05:26:39,204 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:39,554 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:39,556 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:39,557 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 92 treesize of output 79 [2018-12-31 05:26:39,558 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:39,676 INFO L267 ElimStorePlain]: Start of recursive call 51: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:42,274 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,276 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,278 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,280 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,292 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,294 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:42,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 257 [2018-12-31 05:26:42,310 INFO L478 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 10 treesize of output 15 [2018-12-31 05:26:42,311 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:42,376 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:42,377 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 67 treesize of output 55 [2018-12-31 05:26:42,377 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:42,422 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 89 treesize of output 77 [2018-12-31 05:26:42,423 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:42,469 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 92 treesize of output 44 [2018-12-31 05:26:42,471 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 05:26:42,523 INFO L267 ElimStorePlain]: Start of recursive call 62: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:43,174 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,177 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,180 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,182 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:43,184 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,187 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,189 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,202 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,206 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 232 [2018-12-31 05:26:43,213 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:43,247 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 5 new quantified variables, introduced 5 case distinctions, treesize of input 125 treesize of output 131 [2018-12-31 05:26:43,255 INFO L267 ElimStorePlain]: Start of recursive call 68: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-12-31 05:26:43,606 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 90 treesize of output 85 [2018-12-31 05:26:43,607 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:43,620 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 1 case distinctions, treesize of input 90 treesize of output 91 [2018-12-31 05:26:43,622 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:43,626 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 84 treesize of output 79 [2018-12-31 05:26:43,627 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:43,641 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 1 case distinctions, treesize of input 96 treesize of output 97 [2018-12-31 05:26:43,642 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:43,646 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:43,649 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 106 treesize of output 103 [2018-12-31 05:26:43,650 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:43,662 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 1 case distinctions, treesize of input 106 treesize of output 107 [2018-12-31 05:26:43,664 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:43,684 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 100 treesize of output 101 [2018-12-31 05:26:43,685 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:44,118 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,134 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 140 [2018-12-31 05:26:44,136 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:44,142 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,153 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 136 [2018-12-31 05:26:44,154 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:44,157 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,158 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 122 treesize of output 110 [2018-12-31 05:26:44,159 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:44,162 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,163 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 122 treesize of output 110 [2018-12-31 05:26:44,163 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:44,167 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:44,169 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,173 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 138 treesize of output 142 [2018-12-31 05:26:44,174 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:44,179 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,191 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 140 [2018-12-31 05:26:44,192 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:44,197 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:44,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 136 [2018-12-31 05:26:44,211 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 2 xjuncts. [2018-12-31 05:26:44,675 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 117 treesize of output 107 [2018-12-31 05:26:44,677 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 107 [2018-12-31 05:26:44,693 INFO L267 ElimStorePlain]: Start of recursive call 84: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,697 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 127 treesize of output 117 [2018-12-31 05:26:44,698 INFO L267 ElimStorePlain]: Start of recursive call 85: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,702 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 121 treesize of output 111 [2018-12-31 05:26:44,702 INFO L267 ElimStorePlain]: Start of recursive call 86: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,706 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 121 treesize of output 111 [2018-12-31 05:26:44,707 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,710 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 117 treesize of output 107 [2018-12-31 05:26:44,711 INFO L267 ElimStorePlain]: Start of recursive call 88: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:44,714 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 117 treesize of output 107 [2018-12-31 05:26:44,715 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:45,059 INFO L267 ElimStorePlain]: Start of recursive call 67: 4 dim-1 vars, End of recursive call: 14 dim-0 vars, and 7 xjuncts. [2018-12-31 05:26:46,272 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,275 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,278 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,288 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 110 treesize of output 104 [2018-12-31 05:26:46,292 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 25 treesize of output 5 [2018-12-31 05:26:46,292 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,337 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 05:26:46,337 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,371 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 05:26:46,371 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,402 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 3 [2018-12-31 05:26:46,402 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,428 INFO L267 ElimStorePlain]: Start of recursive call 90: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,433 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,435 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,437 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,448 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 110 treesize of output 104 [2018-12-31 05:26:46,452 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 7 treesize of output 1 [2018-12-31 05:26:46,452 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,499 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 25 treesize of output 5 [2018-12-31 05:26:46,499 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,533 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 05:26:46,534 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,564 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 3 [2018-12-31 05:26:46,564 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,589 INFO L267 ElimStorePlain]: Start of recursive call 95: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,593 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,595 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,598 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,608 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 110 treesize of output 104 [2018-12-31 05:26:46,612 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 05:26:46,612 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,654 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:46,656 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 19 treesize of output 15 [2018-12-31 05:26:46,657 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,689 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 05:26:46,689 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,721 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 05:26:46,722 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,749 INFO L267 ElimStorePlain]: Start of recursive call 100: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,756 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,758 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,769 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 110 treesize of output 104 [2018-12-31 05:26:46,772 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 32 treesize of output 17 [2018-12-31 05:26:46,772 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,817 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:46,818 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 22 treesize of output 18 [2018-12-31 05:26:46,819 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,855 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 05:26:46,855 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,885 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 3 [2018-12-31 05:26:46,885 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,914 INFO L267 ElimStorePlain]: Start of recursive call 105: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,919 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,921 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,923 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:46,933 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 110 treesize of output 104 [2018-12-31 05:26:46,938 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:46,939 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 26 treesize of output 20 [2018-12-31 05:26:46,939 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:46,982 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 7 [2018-12-31 05:26:46,983 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,017 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 05:26:47,018 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,050 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 05:26:47,051 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,077 INFO L267 ElimStorePlain]: Start of recursive call 110: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,082 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,084 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,096 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 110 treesize of output 104 [2018-12-31 05:26:47,100 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:47,101 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 26 treesize of output 20 [2018-12-31 05:26:47,101 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,147 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 7 [2018-12-31 05:26:47,147 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,180 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 05:26:47,180 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,211 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 05:26:47,212 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,238 INFO L267 ElimStorePlain]: Start of recursive call 115: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,243 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,249 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:47,259 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 110 treesize of output 104 [2018-12-31 05:26:47,263 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 05:26:47,264 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,312 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:47,314 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 19 treesize of output 15 [2018-12-31 05:26:47,314 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,349 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 7 [2018-12-31 05:26:47,350 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,381 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 05:26:47,382 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:47,407 INFO L267 ElimStorePlain]: Start of recursive call 120: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:48,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:48,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:48,383 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:48,393 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 110 treesize of output 102 [2018-12-31 05:26:48,399 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 22 [2018-12-31 05:26:48,399 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:48,443 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:48,444 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 15 treesize of output 11 [2018-12-31 05:26:48,444 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:48,475 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 05:26:48,476 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:48,503 INFO L267 ElimStorePlain]: Start of recursive call 125: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:50,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,375 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,377 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,383 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 290 treesize of output 239 [2018-12-31 05:26:50,391 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,393 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,395 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,413 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 109 [2018-12-31 05:26:50,416 INFO L267 ElimStorePlain]: Start of recursive call 130: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-12-31 05:26:50,580 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 115 treesize of output 103 [2018-12-31 05:26:50,582 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,585 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 139 treesize of output 125 [2018-12-31 05:26:50,586 INFO L267 ElimStorePlain]: Start of recursive call 132: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,589 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 127 treesize of output 115 [2018-12-31 05:26:50,590 INFO L267 ElimStorePlain]: Start of recursive call 133: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,593 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 115 treesize of output 103 [2018-12-31 05:26:50,594 INFO L267 ElimStorePlain]: Start of recursive call 134: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,776 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,798 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 163 treesize of output 150 [2018-12-31 05:26:50,801 INFO L267 ElimStorePlain]: Start of recursive call 135: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 05:26:50,807 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,808 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 151 treesize of output 126 [2018-12-31 05:26:50,809 INFO L267 ElimStorePlain]: Start of recursive call 136: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,816 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:50,818 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,823 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 173 treesize of output 156 [2018-12-31 05:26:50,825 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:26:50,836 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:50,857 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 151 treesize of output 140 [2018-12-31 05:26:50,859 INFO L267 ElimStorePlain]: Start of recursive call 138: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 05:26:51,296 INFO L267 ElimStorePlain]: Start of recursive call 129: 3 dim-1 vars, End of recursive call: 16 dim-0 vars, and 6 xjuncts. [2018-12-31 05:26:52,677 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,679 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 129 treesize of output 121 [2018-12-31 05:26:52,690 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 46 treesize of output 27 [2018-12-31 05:26:52,690 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,747 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,749 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:52,750 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 27 [2018-12-31 05:26:52,750 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,790 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 18 treesize of output 6 [2018-12-31 05:26:52,791 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,824 INFO L267 ElimStorePlain]: Start of recursive call 139: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,831 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,838 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 129 treesize of output 117 [2018-12-31 05:26:52,842 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 46 treesize of output 27 [2018-12-31 05:26:52,842 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,891 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,893 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,894 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:52,896 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 27 [2018-12-31 05:26:52,896 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,938 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 18 treesize of output 6 [2018-12-31 05:26:52,938 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,970 INFO L267 ElimStorePlain]: Start of recursive call 143: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:52,975 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,978 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,984 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 117 [2018-12-31 05:26:52,989 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,991 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:52,992 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:52,993 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2018-12-31 05:26:52,993 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,041 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 33 treesize of output 18 [2018-12-31 05:26:53,042 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,078 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 18 treesize of output 6 [2018-12-31 05:26:53,079 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,107 INFO L267 ElimStorePlain]: Start of recursive call 147: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,112 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,115 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,120 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 129 treesize of output 117 [2018-12-31 05:26:53,125 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 46 treesize of output 27 [2018-12-31 05:26:53,125 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,176 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,178 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:53,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-12-31 05:26:53,180 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,215 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 18 treesize of output 6 [2018-12-31 05:26:53,216 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,246 INFO L267 ElimStorePlain]: Start of recursive call 151: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,250 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,252 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,258 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 113 [2018-12-31 05:26:53,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 12 [2018-12-31 05:26:53,262 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,308 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 05:26:53,308 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,342 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,344 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 18 treesize of output 10 [2018-12-31 05:26:53,344 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,372 INFO L267 ElimStorePlain]: Start of recursive call 155: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,382 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 129 treesize of output 117 [2018-12-31 05:26:53,386 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 39 treesize of output 12 [2018-12-31 05:26:53,386 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,435 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 05:26:53,435 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,476 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:53,477 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 18 treesize of output 10 [2018-12-31 05:26:53,477 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:53,510 INFO L267 ElimStorePlain]: Start of recursive call 159: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:26:58,454 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:58,456 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:58,459 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:26:58,470 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 105 treesize of output 103 [2018-12-31 05:26:58,473 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 05:26:58,474 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:58,529 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 9 [2018-12-31 05:26:58,530 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:58,574 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:26:58,575 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 15 treesize of output 11 [2018-12-31 05:26:58,576 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:58,615 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 05:26:58,615 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-12-31 05:26:58,648 INFO L267 ElimStorePlain]: Start of recursive call 163: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:04,667 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,669 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,671 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,673 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:04,676 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,683 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:04,684 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 285 treesize of output 230 [2018-12-31 05:27:04,692 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:04,703 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 145 treesize of output 107 [2018-12-31 05:27:04,706 INFO L267 ElimStorePlain]: Start of recursive call 169: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-12-31 05:27:04,798 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 126 treesize of output 114 [2018-12-31 05:27:04,799 INFO L267 ElimStorePlain]: Start of recursive call 170: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:27:04,803 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 132 treesize of output 120 [2018-12-31 05:27:04,804 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:27:04,910 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:04,934 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 132 treesize of output 146 [2018-12-31 05:27:04,938 INFO L267 ElimStorePlain]: Start of recursive call 172: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-12-31 05:27:04,941 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:04,945 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 126 treesize of output 130 [2018-12-31 05:27:04,946 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:27:05,209 INFO L267 ElimStorePlain]: Start of recursive call 168: 3 dim-1 vars, End of recursive call: 14 dim-0 vars, and 5 xjuncts. [2018-12-31 05:27:08,389 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,391 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,397 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 110 treesize of output 98 [2018-12-31 05:27:08,401 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:08,402 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-12-31 05:27:08,403 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,441 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 05:27:08,441 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,472 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 05:27:08,472 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,499 INFO L267 ElimStorePlain]: Start of recursive call 174: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,503 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,505 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,512 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 102 treesize of output 92 [2018-12-31 05:27:08,517 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:08,519 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-12-31 05:27:08,519 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,560 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 05:27:08,561 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,593 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 05:27:08,593 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,619 INFO L267 ElimStorePlain]: Start of recursive call 178: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,624 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,626 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,630 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 110 treesize of output 98 [2018-12-31 05:27:08,635 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 25 treesize of output 5 [2018-12-31 05:27:08,635 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,678 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 05:27:08,678 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,714 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 27 treesize of output 11 [2018-12-31 05:27:08,714 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,741 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,747 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,752 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 110 treesize of output 98 [2018-12-31 05:27:08,756 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 32 treesize of output 17 [2018-12-31 05:27:08,756 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,799 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:08,801 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-12-31 05:27:08,802 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,838 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 05:27:08,838 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,865 INFO L267 ElimStorePlain]: Start of recursive call 186: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,870 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,872 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:08,879 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 94 [2018-12-31 05:27:08,882 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 05:27:08,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-12-31 05:27:08,884 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,922 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 05:27:08,922 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,950 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 05:27:08,950 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:08,975 INFO L267 ElimStorePlain]: Start of recursive call 190: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:10,343 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,346 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,348 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,360 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:27:10,364 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 122 [2018-12-31 05:27:10,376 INFO L478 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 45 [2018-12-31 05:27:10,378 INFO L267 ElimStorePlain]: Start of recursive call 195: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-12-31 05:27:10,456 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 14 treesize of output 15 [2018-12-31 05:27:10,457 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-12-31 05:27:10,522 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 1 case distinctions, treesize of input 43 treesize of output 42 [2018-12-31 05:27:10,523 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 2 xjuncts. [2018-12-31 05:27:10,527 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 37 treesize of output 30 [2018-12-31 05:27:10,527 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:10,590 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 43 treesize of output 37 [2018-12-31 05:27:10,591 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:10,594 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 43 treesize of output 37 [2018-12-31 05:27:10,595 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:10,634 INFO L267 ElimStorePlain]: Start of recursive call 194: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-31 05:27:14,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-2 vars, End of recursive call: 36 dim-0 vars, and 27 xjuncts. [2018-12-31 05:27:14,901 INFO L202 ElimStorePlain]: Needed 200 recursive calls to eliminate 64 variables, input treesize:4563, output treesize:732 [2018-12-31 05:27:15,646 WARN L181 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 34 [2018-12-31 05:27:15,813 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 22 treesize of output 20 [2018-12-31 05:27:15,816 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 3 [2018-12-31 05:27:15,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:15,824 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 05:27:15,825 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:27:15,828 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:15,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:27:15,836 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:33, output treesize:7 [2018-12-31 05:27:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:27:15,984 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:27:15,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2018-12-31 05:27:15,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-12-31 05:27:15,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-12-31 05:27:15,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1624, Unknown=0, NotChecked=0, Total=1722 [2018-12-31 05:27:15,989 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand 42 states. [2018-12-31 05:27:28,809 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-12-31 05:27:35,537 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2018-12-31 05:27:42,477 WARN L181 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2018-12-31 05:27:43,489 WARN L181 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2018-12-31 05:27:47,870 WARN L181 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2018-12-31 05:27:53,081 WARN L181 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 115 [2018-12-31 05:27:59,517 WARN L181 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2018-12-31 05:28:18,620 WARN L181 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 113 [2018-12-31 05:28:23,445 WARN L181 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 139 [2018-12-31 05:28:30,442 WARN L181 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 146 [2018-12-31 05:28:30,869 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-12-31 05:28:39,623 WARN L181 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 134 [2018-12-31 05:28:49,673 WARN L181 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 337 DAG size of output: 240 [2018-12-31 05:28:50,028 WARN L181 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2018-12-31 05:29:22,187 WARN L181 SmtUtils]: Spent 24.17 s on a formula simplification. DAG size of input: 665 DAG size of output: 472 [2018-12-31 05:29:22,553 WARN L181 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 100 [2018-12-31 05:29:41,983 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-12-31 05:29:41,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-31 05:29:41,986 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:152) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:699) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 49 more [2018-12-31 05:29:41,997 INFO L168 Benchmark]: Toolchain (without parser) took 798720.95 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 243.8 MB). Free memory was 943.3 MB in the beginning and 1.2 GB in the end (delta: -230.8 MB). Peak memory consumption was 428.7 MB. Max. memory is 11.5 GB. [2018-12-31 05:29:41,998 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 05:29:41,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-31 05:29:41,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.85 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 05:29:42,002 INFO L168 Benchmark]: Boogie Preprocessor took 40.95 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-31 05:29:42,002 INFO L168 Benchmark]: RCFGBuilder took 689.08 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-12-31 05:29:42,002 INFO L168 Benchmark]: TraceAbstraction took 797139.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -107.3 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. [2018-12-31 05:29:42,009 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 772.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.85 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 40.95 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 689.08 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 797139.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -107.3 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 05:29:44,247 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 05:29:44,248 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 05:29:44,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 05:29:44,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 05:29:44,268 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 05:29:44,273 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 05:29:44,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 05:29:44,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 05:29:44,281 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 05:29:44,284 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 05:29:44,284 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 05:29:44,285 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 05:29:44,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 05:29:44,298 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 05:29:44,298 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 05:29:44,299 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 05:29:44,301 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 05:29:44,304 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 05:29:44,305 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 05:29:44,306 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 05:29:44,308 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 05:29:44,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 05:29:44,313 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 05:29:44,313 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 05:29:44,314 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 05:29:44,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 05:29:44,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 05:29:44,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 05:29:44,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 05:29:44,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 05:29:44,323 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 05:29:44,324 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 05:29:44,324 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 05:29:44,325 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 05:29:44,325 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 05:29:44,327 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 05:29:44,355 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 05:29:44,356 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 05:29:44,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 05:29:44,362 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 05:29:44,362 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 05:29:44,363 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 05:29:44,363 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 05:29:44,363 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 05:29:44,363 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 05:29:44,363 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 05:29:44,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 05:29:44,364 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 05:29:44,367 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 05:29:44,367 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 05:29:44,367 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 05:29:44,368 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 05:29:44,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 05:29:44,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 05:29:44,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 05:29:44,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 05:29:44,368 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 05:29:44,369 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 05:29:44,369 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 05:29:44,369 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 05:29:44,369 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 -> 86890ae0022d16a1759483b743038e9fa69d2383 [2018-12-31 05:29:44,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 05:29:44,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 05:29:44,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 05:29:44,447 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 05:29:44,447 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 05:29:44,448 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:29:44,511 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fad5ce0f/cc778ca95d004f1aaa3441a285b3b897/FLAGfb40b660d [2018-12-31 05:29:45,052 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 05:29:45,055 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/list-simple/sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:29:45,069 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fad5ce0f/cc778ca95d004f1aaa3441a285b3b897/FLAGfb40b660d [2018-12-31 05:29:45,311 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fad5ce0f/cc778ca95d004f1aaa3441a285b3b897 [2018-12-31 05:29:45,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 05:29:45,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 05:29:45,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 05:29:45,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 05:29:45,325 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 05:29:45,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:29:45" (1/1) ... [2018-12-31 05:29:45,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a863a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:45, skipping insertion in model container [2018-12-31 05:29:45,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:29:45" (1/1) ... [2018-12-31 05:29:45,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 05:29:45,401 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 05:29:45,832 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 05:29:45,859 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 05:29:46,034 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 05:29:46,098 INFO L195 MainTranslator]: Completed translation [2018-12-31 05:29:46,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46 WrapperNode [2018-12-31 05:29:46,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 05:29:46,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 05:29:46,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 05:29:46,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 05:29:46,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 05:29:46,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 05:29:46,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 05:29:46,164 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 05:29:46,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (1/1) ... [2018-12-31 05:29:46,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 05:29:46,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 05:29:46,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 05:29:46,211 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 05:29:46,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (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 05:29:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 05:29:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 05:29:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-31 05:29:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 05:29:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 05:29:46,952 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 05:29:46,952 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 05:29:46,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:29:46 BoogieIcfgContainer [2018-12-31 05:29:46,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 05:29:46,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 05:29:46,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 05:29:46,958 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 05:29:46,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:29:45" (1/3) ... [2018-12-31 05:29:46,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f5e2402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:29:46, skipping insertion in model container [2018-12-31 05:29:46,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:29:46" (2/3) ... [2018-12-31 05:29:46,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f5e2402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:29:46, skipping insertion in model container [2018-12-31 05:29:46,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:29:46" (3/3) ... [2018-12-31 05:29:46,963 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_insert_equal_true-unreach-call_true-valid-memsafety.i [2018-12-31 05:29:46,974 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 05:29:46,982 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 05:29:46,999 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 05:29:47,031 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 05:29:47,032 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 05:29:47,033 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 05:29:47,033 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 05:29:47,033 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 05:29:47,033 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 05:29:47,033 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 05:29:47,033 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 05:29:47,034 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 05:29:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-12-31 05:29:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-31 05:29:47,057 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:47,058 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:47,061 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:47,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:47,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1237992016, now seen corresponding path program 1 times [2018-12-31 05:29:47,074 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:47,074 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:47,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:29:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:29:47,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:47,188 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 05:29:47,189 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-12-31 05:29:47,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:29:47,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 05:29:47,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 05:29:47,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 05:29:47,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 05:29:47,224 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2018-12-31 05:29:47,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:29:47,245 INFO L93 Difference]: Finished difference Result 48 states and 69 transitions. [2018-12-31 05:29:47,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 05:29:47,246 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2018-12-31 05:29:47,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:29:47,258 INFO L225 Difference]: With dead ends: 48 [2018-12-31 05:29:47,258 INFO L226 Difference]: Without dead ends: 21 [2018-12-31 05:29:47,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 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 05:29:47,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-12-31 05:29:47,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-12-31 05:29:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-12-31 05:29:47,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2018-12-31 05:29:47,301 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 15 [2018-12-31 05:29:47,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:29:47,302 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2018-12-31 05:29:47,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 05:29:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-31 05:29:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-31 05:29:47,304 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:47,304 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:47,304 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:47,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:47,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1982944588, now seen corresponding path program 1 times [2018-12-31 05:29:47,306 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:47,306 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:47,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:29:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:29:47,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:47,449 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 05:29:47,451 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 05:29:47,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:29:47,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 05:29:47,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 05:29:47,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 05:29:47,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 05:29:47,462 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 3 states. [2018-12-31 05:29:47,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:29:47,556 INFO L93 Difference]: Finished difference Result 37 states and 45 transitions. [2018-12-31 05:29:47,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 05:29:47,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-12-31 05:29:47,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:29:47,558 INFO L225 Difference]: With dead ends: 37 [2018-12-31 05:29:47,558 INFO L226 Difference]: Without dead ends: 30 [2018-12-31 05:29:47,560 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 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 05:29:47,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-12-31 05:29:47,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 23. [2018-12-31 05:29:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-12-31 05:29:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2018-12-31 05:29:47,568 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 28 transitions. Word has length 15 [2018-12-31 05:29:47,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:29:47,568 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 28 transitions. [2018-12-31 05:29:47,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 05:29:47,569 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2018-12-31 05:29:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-31 05:29:47,569 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:47,570 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:47,570 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:47,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:47,570 INFO L82 PathProgramCache]: Analyzing trace with hash 2040202890, now seen corresponding path program 1 times [2018-12-31 05:29:47,572 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:47,572 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:47,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:29:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:29:47,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:47,766 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 05:29:47,766 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-12-31 05:29:47,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:29:47,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 05:29:47,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 05:29:47,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 05:29:47,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 05:29:47,774 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. Second operand 3 states. [2018-12-31 05:29:47,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:29:47,812 INFO L93 Difference]: Finished difference Result 44 states and 54 transitions. [2018-12-31 05:29:47,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 05:29:47,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-12-31 05:29:47,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:29:47,815 INFO L225 Difference]: With dead ends: 44 [2018-12-31 05:29:47,815 INFO L226 Difference]: Without dead ends: 28 [2018-12-31 05:29:47,816 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 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 05:29:47,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-31 05:29:47,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 24. [2018-12-31 05:29:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-12-31 05:29:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 29 transitions. [2018-12-31 05:29:47,821 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 29 transitions. Word has length 15 [2018-12-31 05:29:47,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:29:47,822 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 29 transitions. [2018-12-31 05:29:47,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 05:29:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2018-12-31 05:29:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-31 05:29:47,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:47,824 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:47,825 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:47,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:47,825 INFO L82 PathProgramCache]: Analyzing trace with hash -319410718, now seen corresponding path program 1 times [2018-12-31 05:29:47,825 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:47,826 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:47,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 05:29:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:29:47,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:48,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:29:48,113 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-31 05:29:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 05:29:48,348 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-31 05:29:48,348 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-12-31 05:29:48,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 05:29:48,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 05:29:48,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-31 05:29:48,350 INFO L87 Difference]: Start difference. First operand 24 states and 29 transitions. Second operand 6 states. [2018-12-31 05:29:48,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:29:48,543 INFO L93 Difference]: Finished difference Result 49 states and 59 transitions. [2018-12-31 05:29:48,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 05:29:48,544 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-12-31 05:29:48,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:29:48,545 INFO L225 Difference]: With dead ends: 49 [2018-12-31 05:29:48,545 INFO L226 Difference]: Without dead ends: 33 [2018-12-31 05:29:48,547 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-31 05:29:48,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-12-31 05:29:48,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2018-12-31 05:29:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-12-31 05:29:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2018-12-31 05:29:48,553 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 20 [2018-12-31 05:29:48,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:29:48,554 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2018-12-31 05:29:48,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 05:29:48,555 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-12-31 05:29:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 05:29:48,555 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:48,556 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:48,556 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:48,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:48,556 INFO L82 PathProgramCache]: Analyzing trace with hash 2108022154, now seen corresponding path program 2 times [2018-12-31 05:29:48,558 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:48,558 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:48,582 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-12-31 05:29:48,668 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-12-31 05:29:48,668 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-31 05:29:48,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-31 05:29:48,733 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (6)] Exception during sending of exit command (exit): Broken pipe [2018-12-31 05:29:48,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 05:29:48,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 05:29:48,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-31 05:29:48,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-31 05:29:48,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-31 05:29:48,738 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand 4 states. [2018-12-31 05:29:48,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 05:29:48,849 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2018-12-31 05:29:48,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-31 05:29:48,853 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-12-31 05:29:48,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 05:29:48,855 INFO L225 Difference]: With dead ends: 36 [2018-12-31 05:29:48,855 INFO L226 Difference]: Without dead ends: 28 [2018-12-31 05:29:48,856 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 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 05:29:48,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-31 05:29:48,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-31 05:29:48,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-31 05:29:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2018-12-31 05:29:48,863 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 25 [2018-12-31 05:29:48,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 05:29:48,863 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2018-12-31 05:29:48,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-31 05:29:48,864 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-12-31 05:29:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-31 05:29:48,865 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 05:29:48,866 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 05:29:48,866 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 05:29:48,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 05:29:48,866 INFO L82 PathProgramCache]: Analyzing trace with hash -286856615, now seen corresponding path program 1 times [2018-12-31 05:29:48,867 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-31 05:29:48,867 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:29:48,887 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-31 05:29:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 05:29:49,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 05:29:49,483 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-12-31 05:29:49,750 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-12-31 05:29:49,799 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:49,821 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 36 treesize of output 37 [2018-12-31 05:29:49,830 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-12-31 05:29:49,867 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:49,891 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 20 treesize of output 16 [2018-12-31 05:29:49,892 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 05:29:49,973 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:29:50,014 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:29:50,077 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 05:29:50,077 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:40 [2018-12-31 05:29:50,579 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:50,590 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:50,674 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 3 case distinctions, treesize of input 46 treesize of output 69 [2018-12-31 05:29:50,690 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 59 treesize of output 58 [2018-12-31 05:29:50,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:29:50,843 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:50,894 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 33 treesize of output 46 [2018-12-31 05:29:50,896 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-12-31 05:29:50,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:29:51,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-12-31 05:29:51,084 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:55, output treesize:78 [2018-12-31 05:29:51,303 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:51,323 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 60 treesize of output 58 [2018-12-31 05:29:51,487 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 26 treesize of output 39 [2018-12-31 05:29:51,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-31 05:29:51,571 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-31 05:29:51,865 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:51,876 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:51,957 INFO L303 Elim1Store]: Index analysis took 107 ms [2018-12-31 05:29:52,012 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 93 [2018-12-31 05:29:52,168 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:52,181 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:29:52,193 INFO L303 Elim1Store]: Index analysis took 168 ms [2018-12-31 05:29:52,309 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 4 case distinctions, treesize of input 77 treesize of output 97 [2018-12-31 05:29:52,312 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 4 xjuncts. [2018-12-31 05:29:53,019 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 80 treesize of output 99 [2018-12-31 05:29:53,020 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-12-31 05:29:53,343 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-31 05:29:53,830 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 12 dim-0 vars, and 6 xjuncts. [2018-12-31 05:29:53,830 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 11 variables, input treesize:148, output treesize:243 [2018-12-31 05:29:54,442 WARN L181 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 15 [2018-12-31 05:29:54,449 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2018-12-31 05:29:54,454 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 17 treesize of output 8 [2018-12-31 05:29:54,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 05:29:54,463 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 05:29:54,503 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 05:29:54,503 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2018-12-31 05:29:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-31 05:29:54,594 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-31 05:29:55,718 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 05:29:55,734 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 05:29:55,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-12-31 05:29:55,751 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:76, output treesize:158 [2018-12-31 05:30:01,569 WARN L181 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 75 DAG size of output: 53 [2018-12-31 05:30:01,730 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 118 treesize of output 95 [2018-12-31 05:30:02,348 WARN L181 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2018-12-31 05:30:02,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-31 05:30:02,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 67 treesize of output 72 [2018-12-31 05:30:02,630 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-31 05:30:02,631 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimArr_3 input size 31 context size 31 output size 31 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:294) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 05:30:02,635 INFO L168 Benchmark]: Toolchain (without parser) took 17317.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -177.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-31 05:30:02,636 INFO L168 Benchmark]: CDTParser took 0.17 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 05:30:02,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-31 05:30:02,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.48 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 05:30:02,641 INFO L168 Benchmark]: Boogie Preprocessor took 47.09 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 05:30:02,642 INFO L168 Benchmark]: RCFGBuilder took 742.41 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: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-31 05:30:02,643 INFO L168 Benchmark]: TraceAbstraction took 15680.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-12-31 05:30:02,648 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 778.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.48 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.09 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. * RCFGBuilder took 742.41 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: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15680.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimArr_3 input size 31 context size 31 output size 31 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimArr_3 input size 31 context size 31 output size 31: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...