./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_59 term size 61 --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:30:50,040 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:30:50,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:30:50,050 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:30:50,051 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:30:50,051 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:30:50,053 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:30:50,054 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:30:50,055 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:30:50,055 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:30:50,057 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:30:50,057 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:30:50,057 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:30:50,058 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:30:50,059 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:30:50,059 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:30:50,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:30:50,062 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:30:50,063 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:30:50,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:30:50,065 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:30:50,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:30:50,068 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:30:50,068 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:30:50,069 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:30:50,069 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:30:50,070 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:30:50,070 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:30:50,071 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:30:50,072 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:30:50,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:30:50,073 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:30:50,073 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:30:50,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:30:50,074 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:30:50,075 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:30:50,075 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 20:30:50,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:30:50,087 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:30:50,087 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:30:50,087 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:30:50,087 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:30:50,088 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:30:50,088 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 20:30:50,088 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:30:50,088 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 20:30:50,089 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 20:30:50,089 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:30:50,090 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:30:50,090 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:30:50,090 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:30:50,090 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:30:50,090 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:30:50,090 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:30:50,091 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:30:50,091 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:30:50,092 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:30:50,092 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:30:50,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:30:50,092 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:30:50,094 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:30:50,095 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan 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 -> Taipan 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 -> 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 [2018-10-26 20:30:50,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:30:50,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:30:50,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:30:50,139 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:30:50,139 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:30:50,140 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:30:50,191 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/6f6e7376c/2e267ab7d2f74d6580a6216b97dfbfff/FLAG0aac65a93 [2018-10-26 20:30:50,573 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:30:50,574 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:30:50,584 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/6f6e7376c/2e267ab7d2f74d6580a6216b97dfbfff/FLAG0aac65a93 [2018-10-26 20:30:50,595 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/6f6e7376c/2e267ab7d2f74d6580a6216b97dfbfff [2018-10-26 20:30:50,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:30:50,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:30:50,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:30:50,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:30:50,606 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:30:50,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:50,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52327901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50, skipping insertion in model container [2018-10-26 20:30:50,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:50,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:30:50,657 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:30:50,866 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:30:50,874 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:30:50,911 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:30:50,943 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:30:50,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50 WrapperNode [2018-10-26 20:30:50,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:30:50,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:30:50,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:30:50,945 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:30:50,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:50,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:30:51,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:30:51,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:30:51,055 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:30:51,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... [2018-10-26 20:30:51,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:30:51,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:30:51,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:30:51,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:30:51,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/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 [2018-10-26 20:30:51,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:30:51,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:30:51,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:30:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:30:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:30:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:30:51,887 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:30:51,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:30:51 BoogieIcfgContainer [2018-10-26 20:30:51,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:30:51,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:30:51,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:30:51,891 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:30:51,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:30:50" (1/3) ... [2018-10-26 20:30:51,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3044be0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:30:51, skipping insertion in model container [2018-10-26 20:30:51,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:30:50" (2/3) ... [2018-10-26 20:30:51,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3044be0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:30:51, skipping insertion in model container [2018-10-26 20:30:51,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:30:51" (3/3) ... [2018-10-26 20:30:51,894 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:30:51,902 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:30:51,909 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:30:51,922 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:30:51,946 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:30:51,946 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:30:51,946 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:30:51,946 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:30:51,946 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:30:51,946 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:30:51,946 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:30:51,946 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:30:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-10-26 20:30:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 20:30:51,966 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:51,967 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:51,968 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:51,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:51,973 INFO L82 PathProgramCache]: Analyzing trace with hash -2025703418, now seen corresponding path program 1 times [2018-10-26 20:30:51,975 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:52,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:52,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,026 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:52,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:52,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:52,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:30:52,139 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:52,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 20:30:52,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 20:30:52,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:30:52,157 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 2 states. [2018-10-26 20:30:52,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:52,180 INFO L93 Difference]: Finished difference Result 62 states and 88 transitions. [2018-10-26 20:30:52,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 20:30:52,181 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-10-26 20:30:52,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:52,192 INFO L225 Difference]: With dead ends: 62 [2018-10-26 20:30:52,192 INFO L226 Difference]: Without dead ends: 28 [2018-10-26 20:30:52,195 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:30:52,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-10-26 20:30:52,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-10-26 20:30:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-10-26 20:30:52,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2018-10-26 20:30:52,234 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 20 [2018-10-26 20:30:52,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:52,234 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2018-10-26 20:30:52,234 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 20:30:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-10-26 20:30:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:30:52,235 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:52,235 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:52,235 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:52,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:52,236 INFO L82 PathProgramCache]: Analyzing trace with hash 385382935, now seen corresponding path program 1 times [2018-10-26 20:30:52,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:52,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:52,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,238 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:52,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:52,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:52,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:30:52,336 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:52,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:30:52,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:30:52,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:30:52,338 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 3 states. [2018-10-26 20:30:52,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:52,357 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2018-10-26 20:30:52,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:30:52,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-10-26 20:30:52,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:52,358 INFO L225 Difference]: With dead ends: 31 [2018-10-26 20:30:52,358 INFO L226 Difference]: Without dead ends: 29 [2018-10-26 20:30:52,359 INFO L605 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 [2018-10-26 20:30:52,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-10-26 20:30:52,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-10-26 20:30:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-10-26 20:30:52,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2018-10-26 20:30:52,363 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 37 transitions. Word has length 22 [2018-10-26 20:30:52,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:52,363 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 37 transitions. [2018-10-26 20:30:52,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:30:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-10-26 20:30:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:30:52,364 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:52,364 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:52,364 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:52,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:52,365 INFO L82 PathProgramCache]: Analyzing trace with hash 385384857, now seen corresponding path program 1 times [2018-10-26 20:30:52,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:52,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:52,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:52,366 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:52,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:52,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 20:30:52,673 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:52,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:30:52,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:30:52,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:30:52,674 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. Second operand 7 states. [2018-10-26 20:30:52,886 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-26 20:30:53,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:53,513 INFO L93 Difference]: Finished difference Result 79 states and 98 transitions. [2018-10-26 20:30:53,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 20:30:53,514 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-10-26 20:30:53,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:53,515 INFO L225 Difference]: With dead ends: 79 [2018-10-26 20:30:53,515 INFO L226 Difference]: Without dead ends: 65 [2018-10-26 20:30:53,516 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-26 20:30:53,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-10-26 20:30:53,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 42. [2018-10-26 20:30:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-10-26 20:30:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2018-10-26 20:30:53,523 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 53 transitions. Word has length 22 [2018-10-26 20:30:53,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:53,523 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 53 transitions. [2018-10-26 20:30:53,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:30:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2018-10-26 20:30:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:30:53,524 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:53,525 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:53,525 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:53,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:53,526 INFO L82 PathProgramCache]: Analyzing trace with hash 387231899, now seen corresponding path program 1 times [2018-10-26 20:30:53,526 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:53,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:53,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:53,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:53,527 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:53,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:53,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:53,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:30:53,654 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:53,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:30:53,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:30:53,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:30:53,655 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. Second operand 6 states. [2018-10-26 20:30:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:54,022 INFO L93 Difference]: Finished difference Result 64 states and 81 transitions. [2018-10-26 20:30:54,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:30:54,023 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-10-26 20:30:54,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:54,024 INFO L225 Difference]: With dead ends: 64 [2018-10-26 20:30:54,024 INFO L226 Difference]: Without dead ends: 62 [2018-10-26 20:30:54,025 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-10-26 20:30:54,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-10-26 20:30:54,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2018-10-26 20:30:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-10-26 20:30:54,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2018-10-26 20:30:54,031 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 22 [2018-10-26 20:30:54,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:54,032 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2018-10-26 20:30:54,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:30:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2018-10-26 20:30:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:30:54,033 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:54,033 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:54,033 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:54,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:54,033 INFO L82 PathProgramCache]: Analyzing trace with hash -2132728035, now seen corresponding path program 1 times [2018-10-26 20:30:54,033 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:54,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:54,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,035 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:54,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:54,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:54,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 20:30:54,106 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:54,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:30:54,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:30:54,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:30:54,107 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand 5 states. [2018-10-26 20:30:54,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:54,336 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2018-10-26 20:30:54,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:30:54,338 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-10-26 20:30:54,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:54,339 INFO L225 Difference]: With dead ends: 112 [2018-10-26 20:30:54,339 INFO L226 Difference]: Without dead ends: 90 [2018-10-26 20:30:54,340 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:30:54,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-10-26 20:30:54,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 55. [2018-10-26 20:30:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-10-26 20:30:54,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2018-10-26 20:30:54,349 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 69 transitions. Word has length 22 [2018-10-26 20:30:54,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:54,350 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 69 transitions. [2018-10-26 20:30:54,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:30:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2018-10-26 20:30:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-26 20:30:54,351 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:54,351 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:54,351 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:54,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:54,351 INFO L82 PathProgramCache]: Analyzing trace with hash -88945400, now seen corresponding path program 1 times [2018-10-26 20:30:54,352 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:54,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:54,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,353 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:54,481 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:30:54,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 20:30:54,482 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:30:54,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:30:54,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:30:54,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:30:54,483 INFO L87 Difference]: Start difference. First operand 55 states and 69 transitions. Second operand 5 states. [2018-10-26 20:30:54,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:30:54,661 INFO L93 Difference]: Finished difference Result 101 states and 127 transitions. [2018-10-26 20:30:54,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:30:54,665 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-10-26 20:30:54,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:30:54,666 INFO L225 Difference]: With dead ends: 101 [2018-10-26 20:30:54,666 INFO L226 Difference]: Without dead ends: 99 [2018-10-26 20:30:54,666 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:30:54,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-10-26 20:30:54,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 65. [2018-10-26 20:30:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-10-26 20:30:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 82 transitions. [2018-10-26 20:30:54,682 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 82 transitions. Word has length 23 [2018-10-26 20:30:54,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:30:54,683 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 82 transitions. [2018-10-26 20:30:54,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:30:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2018-10-26 20:30:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 20:30:54,684 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:30:54,684 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:30:54,684 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:30:54,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:54,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1732151422, now seen corresponding path program 1 times [2018-10-26 20:30:54,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:30:54,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:54,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:30:54,686 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:30:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:55,093 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2018-10-26 20:30:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:55,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:30:55,524 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 20:30:55,524 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 27 with the following transitions: [2018-10-26 20:30:55,526 INFO L202 CegarAbsIntRunner]: [0], [1], [5], [8], [17], [21], [23], [26], [28], [31], [43], [47], [53], [57], [60], [64], [67], [71], [76], [80], [81], [121], [122], [123] [2018-10-26 20:30:55,566 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 20:30:55,566 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 20:30:57,658 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-26 20:30:57,659 INFO L272 AbstractInterpreter]: Visited 24 different actions 40 times. Merged at 16 different actions 16 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 76 variables. [2018-10-26 20:30:57,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:30:57,699 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-26 20:30:57,699 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:30:57,699 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/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 [2018-10-26 20:30:57,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:30:57,707 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-26 20:30:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:30:57,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:30:57,824 INFO L477 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 [2018-10-26 20:30:57,826 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:57,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:57,905 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 20:30:57,965 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:57,966 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:57,967 INFO L477 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 [2018-10-26 20:30:57,968 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:30:58,030 INFO L477 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 [2018-10-26 20:30:58,030 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,042 INFO L477 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 21 treesize of output 22 [2018-10-26 20:30:58,045 INFO L477 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 [2018-10-26 20:30:58,045 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,050 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,054 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:30:58,071 INFO L477 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 [2018-10-26 20:30:58,071 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,105 INFO L477 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 21 treesize of output 28 [2018-10-26 20:30:58,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 19 [2018-10-26 20:30:58,107 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,115 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,123 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,143 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:82, output treesize:68 [2018-10-26 20:30:58,256 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,257 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,265 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-10-26 20:30:58,266 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-10-26 20:30:58,305 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,307 INFO L477 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 43 treesize of output 52 [2018-10-26 20:30:58,307 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,354 INFO L477 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 57 treesize of output 78 [2018-10-26 20:30:58,377 INFO L477 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 [2018-10-26 20:30:58,377 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,393 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,399 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,430 INFO L477 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 82 [2018-10-26 20:30:58,460 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,461 INFO L477 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 68 treesize of output 83 [2018-10-26 20:30:58,462 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,479 INFO L477 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 88 treesize of output 92 [2018-10-26 20:30:58,483 INFO L477 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 [2018-10-26 20:30:58,483 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,494 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,503 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,530 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 7 variables, input treesize:133, output treesize:94 [2018-10-26 20:30:58,616 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,636 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,664 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,692 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:30:58,693 INFO L303 Elim1Store]: Index analysis took 127 ms [2018-10-26 20:30:58,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 55 [2018-10-26 20:30:58,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,820 INFO L477 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 161 [2018-10-26 20:30:58,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-10-26 20:30:58,824 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,887 INFO L477 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 154 treesize of output 161 [2018-10-26 20:30:58,889 INFO L477 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 [2018-10-26 20:30:58,890 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,906 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,921 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 94 [2018-10-26 20:30:58,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-10-26 20:30:58,957 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:58,976 INFO L477 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 61 treesize of output 120 [2018-10-26 20:30:58,978 INFO L477 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 15 [2018-10-26 20:30:58,978 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:30:59,008 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:59,014 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:30:59,032 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:30:59,032 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:190, output treesize:120 [2018-10-26 20:30:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:30:59,328 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:30:59,612 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-26 20:31:02,609 WARN L179 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2018-10-26 20:31:08,804 WARN L179 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 102 [2018-10-26 20:31:08,838 INFO L477 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 905 treesize of output 596 [2018-10-26 20:31:08,842 INFO L477 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 11 treesize of output 10 [2018-10-26 20:31:08,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:08,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 568 treesize of output 466 [2018-10-26 20:31:08,933 INFO L477 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 452 treesize of output 451 [2018-10-26 20:31:08,934 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:09,236 INFO L477 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 451 treesize of output 459 [2018-10-26 20:31:09,237 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:09,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 394 [2018-10-26 20:31:09,468 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-26 20:31:09,471 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:09,472 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:09,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 33 [2018-10-26 20:31:09,473 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:09,535 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:09,535 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:09,536 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:09,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 370 treesize of output 387 [2018-10-26 20:31:09,918 WARN L179 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 140 [2018-10-26 20:31:09,922 INFO L477 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 368 treesize of output 371 [2018-10-26 20:31:09,934 INFO L477 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 16 treesize of output 22 [2018-10-26 20:31:09,935 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:09,969 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:09,972 INFO L477 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 367 treesize of output 370 [2018-10-26 20:31:10,050 INFO L477 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 16 treesize of output 22 [2018-10-26 20:31:10,050 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,083 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,086 INFO L477 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 659 treesize of output 662 [2018-10-26 20:31:10,097 INFO L477 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 16 treesize of output 22 [2018-10-26 20:31:10,103 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,139 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,142 INFO L477 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 381 treesize of output 384 [2018-10-26 20:31:10,162 INFO L477 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 16 treesize of output 22 [2018-10-26 20:31:10,163 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,196 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,572 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,574 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:10,575 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,578 INFO L477 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 0 case distinctions, treesize of input 369 treesize of output 383 [2018-10-26 20:31:10,620 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,692 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,701 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,701 INFO L303 Elim1Store]: Index analysis took 121 ms [2018-10-26 20:31:10,714 INFO L477 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 2 case distinctions, treesize of input 27 treesize of output 49 [2018-10-26 20:31:10,715 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,763 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:10,765 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,768 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,792 INFO L477 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 647 treesize of output 670 [2018-10-26 20:31:10,795 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-10-26 20:31:10,796 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:10,878 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,882 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,884 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:10,886 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:10,887 INFO L477 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 648 treesize of output 660 [2018-10-26 20:31:10,888 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:10,997 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,003 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,004 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,004 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 650 treesize of output 696 [2018-10-26 20:31:11,048 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 16 xjuncts. [2018-10-26 20:31:11,299 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,304 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,316 INFO L477 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 4 case distinctions, treesize of input 648 treesize of output 667 [2018-10-26 20:31:11,318 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 4 xjuncts. [2018-10-26 20:31:11,459 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:31:11,461 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,464 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,489 INFO L477 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 356 treesize of output 379 [2018-10-26 20:31:11,493 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,498 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,510 INFO L477 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 4 case distinctions, treesize of input 365 treesize of output 384 [2018-10-26 20:31:11,511 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 4 xjuncts. [2018-10-26 20:31:11,673 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,673 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,675 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:11,677 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:11,678 INFO L477 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 357 treesize of output 369 [2018-10-26 20:31:11,678 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:12,024 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,025 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:12,029 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,029 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,030 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 359 treesize of output 401 [2018-10-26 20:31:12,043 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 3 xjuncts. [2018-10-26 20:31:12,175 INFO L267 ElimStorePlain]: Start of recursive call 25: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:31:12,751 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:12,754 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 376 treesize of output 388 [2018-10-26 20:31:12,789 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,790 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:12,791 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,793 INFO L477 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 24 treesize of output 38 [2018-10-26 20:31:12,794 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:12,826 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,828 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 368 [2018-10-26 20:31:12,854 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:12,856 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 340 [2018-10-26 20:31:12,857 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:12,948 INFO L477 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 322 treesize of output 316 [2018-10-26 20:31:12,949 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 335 treesize of output 942 [2018-10-26 20:31:13,425 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 20 xjuncts. [2018-10-26 20:31:13,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 342 treesize of output 338 [2018-10-26 20:31:13,604 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:13,758 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 906 [2018-10-26 20:31:13,761 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,763 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-10-26 20:31:13,766 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,786 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 616 [2018-10-26 20:31:13,789 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,792 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 616 [2018-10-26 20:31:13,794 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,798 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 328 treesize of output 321 [2018-10-26 20:31:13,801 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,804 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:13,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-10-26 20:31:13,807 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:13,958 INFO L477 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 349 treesize of output 55 [2018-10-26 20:31:13,959 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 48 [2018-10-26 20:31:14,093 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:14,289 INFO L477 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 43 treesize of output 28 [2018-10-26 20:31:14,290 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,293 INFO L477 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 44 treesize of output 29 [2018-10-26 20:31:14,293 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-10-26 20:31:14,460 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,462 INFO L477 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 13 [2018-10-26 20:31:14,462 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 333 treesize of output 328 [2018-10-26 20:31:14,587 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 334 treesize of output 329 [2018-10-26 20:31:14,591 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,731 INFO L477 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 316 treesize of output 618 [2018-10-26 20:31:14,732 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 8 xjuncts. [2018-10-26 20:31:14,907 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 314 [2018-10-26 20:31:14,908 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,910 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 315 [2018-10-26 20:31:14,910 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:14,982 INFO L267 ElimStorePlain]: Start of recursive call 31: 12 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-10-26 20:31:15,046 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-10-26 20:31:15,050 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:15,050 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,051 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,056 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 371 [2018-10-26 20:31:15,068 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:15,069 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,070 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,070 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 43 [2018-10-26 20:31:15,071 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,100 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,100 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,103 INFO L477 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 43 treesize of output 42 [2018-10-26 20:31:15,118 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,118 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-10-26 20:31:15,119 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,153 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:15,153 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,249 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:15,249 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,260 INFO L267 ElimStorePlain]: Start of recursive call 55: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,271 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,275 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:15,275 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,278 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 369 treesize of output 384 [2018-10-26 20:31:15,320 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,321 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:15,322 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,324 INFO L477 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 24 treesize of output 38 [2018-10-26 20:31:15,324 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,352 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,353 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 347 treesize of output 369 [2018-10-26 20:31:15,374 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,376 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 345 treesize of output 334 [2018-10-26 20:31:15,377 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 313 treesize of output 610 [2018-10-26 20:31:15,462 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 3 xjuncts. [2018-10-26 20:31:15,519 INFO L477 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 343 treesize of output 328 [2018-10-26 20:31:15,519 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,571 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:15,573 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-10-26 20:31:15,573 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,650 INFO L477 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 316 treesize of output 316 [2018-10-26 20:31:15,651 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:15,707 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-10-26 20:31:15,708 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,763 INFO L477 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 319 treesize of output 25 [2018-10-26 20:31:15,764 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,812 INFO L477 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 316 treesize of output 310 [2018-10-26 20:31:15,813 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-10-26 20:31:15,860 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,940 INFO L477 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 308 treesize of output 302 [2018-10-26 20:31:15,940 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-10-26 20:31:15,942 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:15,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-10-26 20:31:15,984 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 305 [2018-10-26 20:31:16,052 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,079 INFO L267 ElimStorePlain]: Start of recursive call 61: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:31:16,106 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:31:16,110 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:16,165 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,216 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,248 INFO L303 Elim1Store]: Index analysis took 141 ms [2018-10-26 20:31:16,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 647 treesize of output 678 [2018-10-26 20:31:16,269 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,270 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:16,270 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,273 INFO L477 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 666 treesize of output 680 [2018-10-26 20:31:16,273 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,381 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,383 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,384 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:16,389 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,389 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,390 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 650 treesize of output 973 [2018-10-26 20:31:16,394 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,483 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,484 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:16,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 656 treesize of output 671 [2018-10-26 20:31:16,506 INFO L477 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 661 treesize of output 655 [2018-10-26 20:31:16,507 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,667 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:16,667 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 638 treesize of output 627 [2018-10-26 20:31:16,668 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,769 INFO L477 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 646 treesize of output 625 [2018-10-26 20:31:16,770 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,874 INFO L477 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 618 treesize of output 613 [2018-10-26 20:31:16,875 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:16,973 INFO L477 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 610 treesize of output 604 [2018-10-26 20:31:16,974 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,068 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:17,069 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 624 [2018-10-26 20:31:17,073 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,160 INFO L477 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 622 treesize of output 616 [2018-10-26 20:31:17,160 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,245 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,248 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 645 treesize of output 628 [2018-10-26 20:31:17,249 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,335 INFO L477 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 616 treesize of output 322 [2018-10-26 20:31:17,336 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,430 INFO L477 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 625 treesize of output 619 [2018-10-26 20:31:17,431 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,516 INFO L477 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 619 treesize of output 619 [2018-10-26 20:31:17,517 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:17,658 INFO L267 ElimStorePlain]: Start of recursive call 78: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:31:17,873 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,873 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,877 INFO L477 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 653 treesize of output 650 [2018-10-26 20:31:17,881 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,885 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:17,892 INFO L477 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 617 [2018-10-26 20:31:17,893 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:17,934 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:17,934 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,959 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:17,960 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:17,982 INFO L267 ElimStorePlain]: Start of recursive call 90: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:18,188 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-10-26 20:31:18,193 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:18,197 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 654 treesize of output 682 [2018-10-26 20:31:18,262 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,263 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:18,263 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,266 INFO L477 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 670 treesize of output 684 [2018-10-26 20:31:18,266 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:18,384 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,386 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,387 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:18,393 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,394 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,394 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 654 treesize of output 977 [2018-10-26 20:31:18,398 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:18,600 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,601 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,605 INFO L477 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 657 treesize of output 652 [2018-10-26 20:31:18,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:31:18,612 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:18,685 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,691 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,701 INFO L477 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 617 [2018-10-26 20:31:18,702 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:18,741 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:18,742 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:18,777 INFO L267 ElimStorePlain]: Start of recursive call 97: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:31:18,896 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,897 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,898 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:18,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 676 treesize of output 676 [2018-10-26 20:31:19,270 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 132 [2018-10-26 20:31:19,274 INFO L477 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 650 treesize of output 644 [2018-10-26 20:31:19,275 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:19,474 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,479 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,480 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,481 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,487 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,488 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,489 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:19,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 635 treesize of output 1564 [2018-10-26 20:31:19,518 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-10-26 20:31:19,532 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 48 xjuncts. [2018-10-26 20:31:20,457 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:20,531 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:20,541 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:20,542 INFO L303 Elim1Store]: Index analysis took 110 ms [2018-10-26 20:31:20,560 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 634 treesize of output 1238 [2018-10-26 20:31:20,561 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 6 xjuncts. [2018-10-26 20:31:21,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 918 treesize of output 914 [2018-10-26 20:31:21,170 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:21,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 625 treesize of output 621 [2018-10-26 20:31:21,183 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:21,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 621 treesize of output 617 [2018-10-26 20:31:21,196 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:21,899 INFO L477 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 644 treesize of output 638 [2018-10-26 20:31:21,899 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:22,465 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:22,467 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:22,471 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:22,476 INFO L477 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 1 case distinctions, treesize of input 638 treesize of output 937 [2018-10-26 20:31:22,477 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:23,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 332 treesize of output 328 [2018-10-26 20:31:23,686 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:23,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 626 treesize of output 622 [2018-10-26 20:31:23,695 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:24,298 INFO L267 ElimStorePlain]: Start of recursive call 101: 8 dim-1 vars, End of recursive call: and 19 xjuncts. [2018-10-26 20:31:25,030 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:25,031 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:25,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 651 treesize of output 674 [2018-10-26 20:31:25,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 649 treesize of output 645 [2018-10-26 20:31:25,064 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:25,402 INFO L477 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 654 treesize of output 360 [2018-10-26 20:31:25,403 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:25,650 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:25,655 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:25,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 625 treesize of output 1226 [2018-10-26 20:31:25,689 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 6 xjuncts. [2018-10-26 20:31:25,692 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:25,697 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:25,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 624 treesize of output 1225 [2018-10-26 20:31:25,729 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 6 xjuncts. [2018-10-26 20:31:26,146 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:26,147 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 640 treesize of output 629 [2018-10-26 20:31:26,147 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:26,491 INFO L477 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 620 treesize of output 615 [2018-10-26 20:31:26,492 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:26,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 647 treesize of output 643 [2018-10-26 20:31:26,850 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:27,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 647 treesize of output 949 [2018-10-26 20:31:27,247 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 8 xjuncts. [2018-10-26 20:31:27,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 638 treesize of output 629 [2018-10-26 20:31:27,867 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:27,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 639 treesize of output 630 [2018-10-26 20:31:27,909 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:28,421 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:28,424 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 639 treesize of output 622 [2018-10-26 20:31:28,424 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,427 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:28,429 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 345 treesize of output 328 [2018-10-26 20:31:28,429 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,432 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:28,434 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 639 treesize of output 622 [2018-10-26 20:31:28,434 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,437 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:28,439 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 932 treesize of output 915 [2018-10-26 20:31:28,440 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,932 INFO L477 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 324 treesize of output 318 [2018-10-26 20:31:28,932 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,935 INFO L477 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 325 treesize of output 319 [2018-10-26 20:31:28,935 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,937 INFO L477 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 619 treesize of output 613 [2018-10-26 20:31:28,938 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:28,940 INFO L477 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 618 treesize of output 612 [2018-10-26 20:31:28,940 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:29,451 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:29,452 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:29,473 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:29,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 11 case distinctions, treesize of input 626 treesize of output 1570 [2018-10-26 20:31:29,535 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2018-10-26 20:31:30,476 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 896 xjuncts. [2018-10-26 20:31:47,457 INFO L477 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 357 treesize of output 351 [2018-10-26 20:31:47,457 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:48,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 633 treesize of output 1240 [2018-10-26 20:31:48,758 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 20 xjuncts. [2018-10-26 20:31:52,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-10-26 20:31:52,049 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:53,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 351 treesize of output 347 [2018-10-26 20:31:53,243 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:54,465 INFO L477 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 912 treesize of output 906 [2018-10-26 20:31:54,465 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:54,493 INFO L477 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 619 treesize of output 613 [2018-10-26 20:31:54,493 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:54,513 INFO L477 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 325 treesize of output 319 [2018-10-26 20:31:54,513 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:54,525 INFO L477 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 619 treesize of output 613 [2018-10-26 20:31:54,525 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:55,371 INFO L477 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 342 treesize of output 321 [2018-10-26 20:31:55,371 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:56,189 INFO L267 ElimStorePlain]: Start of recursive call 112: 20 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-10-26 20:31:56,522 INFO L267 ElimStorePlain]: Start of recursive call 94: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-10-26 20:31:56,527 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:56,527 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,528 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,531 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 360 treesize of output 375 [2018-10-26 20:31:56,543 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:31:56,544 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,545 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,545 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 43 [2018-10-26 20:31:56,546 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:56,575 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,576 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,579 INFO L477 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 51 treesize of output 48 [2018-10-26 20:31:56,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:31:56,585 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 2 xjuncts. [2018-10-26 20:31:56,599 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,599 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:56,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-10-26 20:31:56,600 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:56,611 INFO L477 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 6 treesize of output 1 [2018-10-26 20:31:56,611 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:56,617 INFO L267 ElimStorePlain]: Start of recursive call 143: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:56,632 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:31:57,430 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,432 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 373 treesize of output 379 [2018-10-26 20:31:57,454 INFO L477 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 9 treesize of output 8 [2018-10-26 20:31:57,454 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:57,485 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,486 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 368 [2018-10-26 20:31:57,517 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,523 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,523 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,524 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 358 treesize of output 349 [2018-10-26 20:31:57,525 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:57,623 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,627 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,642 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:57,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 335 treesize of output 1250 [2018-10-26 20:31:57,677 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-10-26 20:31:57,683 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 24 xjuncts. [2018-10-26 20:31:58,701 INFO L477 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 325 treesize of output 319 [2018-10-26 20:31:58,701 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:58,962 INFO L477 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 319 treesize of output 313 [2018-10-26 20:31:58,963 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:59,214 INFO L477 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 342 treesize of output 336 [2018-10-26 20:31:59,214 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:59,463 INFO L477 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 342 treesize of output 336 [2018-10-26 20:31:59,463 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-10-26 20:31:59,714 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:59,714 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:59,723 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:31:59,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 336 treesize of output 934 [2018-10-26 20:31:59,746 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 5 xjuncts. [2018-10-26 20:32:00,052 INFO L477 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 313 treesize of output 19 [2018-10-26 20:32:00,052 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,310 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,311 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,311 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,312 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 331 [2018-10-26 20:32:00,313 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 311 [2018-10-26 20:32:00,570 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,738 INFO L477 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 612 treesize of output 606 [2018-10-26 20:32:00,738 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,741 INFO L477 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 317 treesize of output 311 [2018-10-26 20:32:00,741 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,856 INFO L267 ElimStorePlain]: Start of recursive call 149: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:00,908 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:00,911 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,912 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,919 INFO L477 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 348 treesize of output 358 [2018-10-26 20:32:00,937 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:00,937 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,967 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,968 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,972 INFO L477 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 35 treesize of output 36 [2018-10-26 20:32:00,975 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,976 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:00,976 INFO L477 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 9 [2018-10-26 20:32:00,976 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,988 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:00,989 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,994 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:00,994 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:00,996 INFO L267 ElimStorePlain]: Start of recursive call 164: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,007 INFO L267 ElimStorePlain]: Start of recursive call 162: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,010 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,011 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,042 INFO L477 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 348 treesize of output 358 [2018-10-26 20:32:01,069 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:01,069 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,120 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,121 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,125 INFO L477 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 35 treesize of output 36 [2018-10-26 20:32:01,128 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,129 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,142 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-10-26 20:32:01,170 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,193 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,193 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,196 INFO L267 ElimStorePlain]: Start of recursive call 170: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,208 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,211 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,212 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,246 INFO L477 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 356 treesize of output 366 [2018-10-26 20:32:01,249 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:01,249 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,278 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,279 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,283 INFO L477 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 43 treesize of output 42 [2018-10-26 20:32:01,286 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,287 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,301 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,302 INFO L477 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 21 treesize of output 14 [2018-10-26 20:32:01,302 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,312 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,312 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,315 INFO L267 ElimStorePlain]: Start of recursive call 176: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,328 INFO L267 ElimStorePlain]: Start of recursive call 174: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,331 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,332 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,340 INFO L477 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 352 treesize of output 362 [2018-10-26 20:32:01,357 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:01,357 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,391 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,392 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,396 INFO L477 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 43 treesize of output 42 [2018-10-26 20:32:01,399 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,399 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,416 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,418 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2018-10-26 20:32:01,426 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 4 xjuncts. [2018-10-26 20:32:01,461 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:01,462 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,479 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:32:01,504 INFO L267 ElimStorePlain]: Start of recursive call 180: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:32:01,508 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,511 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 647 treesize of output 678 [2018-10-26 20:32:01,550 INFO L477 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 666 treesize of output 665 [2018-10-26 20:32:01,550 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,653 INFO L477 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 650 treesize of output 651 [2018-10-26 20:32:01,654 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:01,735 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,736 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:01,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 656 treesize of output 673 [2018-10-26 20:32:01,813 INFO L477 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 648 treesize of output 643 [2018-10-26 20:32:01,814 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:02,689 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:02,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 638 treesize of output 941 [2018-10-26 20:32:02,726 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 16 xjuncts. [2018-10-26 20:32:03,210 INFO L477 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 1 case distinctions, treesize of input 632 treesize of output 629 [2018-10-26 20:32:03,211 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:03,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 639 treesize of output 928 [2018-10-26 20:32:03,678 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 3 xjuncts. [2018-10-26 20:32:04,187 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:04,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 625 treesize of output 1245 [2018-10-26 20:32:04,238 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-10-26 20:32:04,248 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 80 xjuncts. [2018-10-26 20:32:05,669 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:05,670 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:05,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-10-26 20:32:05,673 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:05,676 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:05,677 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:05,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 614 [2018-10-26 20:32:05,681 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:06,563 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:06,566 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 645 treesize of output 628 [2018-10-26 20:32:06,567 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:07,394 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:07,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 626 treesize of output 1230 [2018-10-26 20:32:07,427 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 8 xjuncts. [2018-10-26 20:32:08,014 INFO L477 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 625 treesize of output 619 [2018-10-26 20:32:08,015 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:08,540 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:08,541 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 625 treesize of output 614 [2018-10-26 20:32:08,541 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:09,084 INFO L477 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 646 treesize of output 352 [2018-10-26 20:32:09,084 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:09,560 INFO L477 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 620 treesize of output 614 [2018-10-26 20:32:09,560 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:09,563 INFO L477 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 620 treesize of output 614 [2018-10-26 20:32:09,563 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:09,896 INFO L477 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 349 treesize of output 328 [2018-10-26 20:32:09,896 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:10,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 319 [2018-10-26 20:32:10,196 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:10,447 INFO L267 ElimStorePlain]: Start of recursive call 189: 16 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:10,670 INFO L267 ElimStorePlain]: Start of recursive call 186: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:10,673 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:10,675 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:10,865 INFO L303 Elim1Store]: Index analysis took 194 ms [2018-10-26 20:32:10,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 369 treesize of output 375 [2018-10-26 20:32:10,874 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:10,874 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:10,901 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:10,903 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:10,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 347 treesize of output 362 [2018-10-26 20:32:10,925 INFO L477 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 352 treesize of output 346 [2018-10-26 20:32:10,925 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,011 INFO L477 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 337 treesize of output 331 [2018-10-26 20:32:11,012 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,081 INFO L477 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 329 treesize of output 323 [2018-10-26 20:32:11,082 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,138 INFO L477 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 331 treesize of output 37 [2018-10-26 20:32:11,139 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,190 INFO L477 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 336 treesize of output 330 [2018-10-26 20:32:11,191 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 323 treesize of output 927 [2018-10-26 20:32:11,279 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 8 xjuncts. [2018-10-26 20:32:11,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 330 treesize of output 325 [2018-10-26 20:32:11,410 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,519 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 311 [2018-10-26 20:32:11,519 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,622 INFO L477 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 336 treesize of output 330 [2018-10-26 20:32:11,623 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,739 INFO L477 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 330 treesize of output 324 [2018-10-26 20:32:11,740 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,838 INFO L477 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 34 treesize of output 19 [2018-10-26 20:32:11,838 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:11,965 INFO L477 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 324 treesize of output 619 [2018-10-26 20:32:11,966 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 3 xjuncts. [2018-10-26 20:32:12,028 INFO L267 ElimStorePlain]: Start of recursive call 208: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:12,071 INFO L267 ElimStorePlain]: Start of recursive call 206: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:12,074 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,075 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,083 INFO L477 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 360 treesize of output 370 [2018-10-26 20:32:12,110 INFO L477 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 9 treesize of output 8 [2018-10-26 20:32:12,111 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,143 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,144 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,148 INFO L477 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 51 treesize of output 48 [2018-10-26 20:32:12,151 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:12,152 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,171 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,174 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,175 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-10-26 20:32:12,176 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,189 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:12,189 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,195 INFO L267 ElimStorePlain]: Start of recursive call 223: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,208 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,212 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,213 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,214 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:12,215 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 647 treesize of output 668 [2018-10-26 20:32:12,257 INFO L477 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 307 treesize of output 603 [2018-10-26 20:32:12,257 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,306 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,307 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,311 INFO L477 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 334 treesize of output 333 [2018-10-26 20:32:12,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-10-26 20:32:12,318 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,332 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,333 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,333 INFO L477 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 9 [2018-10-26 20:32:12,334 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,342 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:12,342 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,345 INFO L267 ElimStorePlain]: Start of recursive call 229: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,355 INFO L267 ElimStorePlain]: Start of recursive call 227: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,358 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,359 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,361 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:12,362 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 649 treesize of output 660 [2018-10-26 20:32:12,379 INFO L477 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 307 treesize of output 603 [2018-10-26 20:32:12,380 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,408 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,409 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,414 INFO L477 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 334 treesize of output 333 [2018-10-26 20:32:12,417 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-10-26 20:32:12,419 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,436 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:12,436 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-10-26 20:32:12,447 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,450 INFO L267 ElimStorePlain]: Start of recursive call 235: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,461 INFO L267 ElimStorePlain]: Start of recursive call 233: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,464 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,467 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 651 treesize of output 682 [2018-10-26 20:32:12,504 INFO L477 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 670 treesize of output 669 [2018-10-26 20:32:12,504 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,611 INFO L477 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 654 treesize of output 655 [2018-10-26 20:32:12,611 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,697 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,698 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 660 treesize of output 673 [2018-10-26 20:32:12,721 INFO L477 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 663 treesize of output 369 [2018-10-26 20:32:12,722 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,863 INFO L477 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 634 treesize of output 628 [2018-10-26 20:32:12,864 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:12,977 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,978 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,979 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,980 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:12,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 342 [2018-10-26 20:32:12,981 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,099 INFO L477 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 641 treesize of output 635 [2018-10-26 20:32:13,099 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,199 INFO L477 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 333 treesize of output 327 [2018-10-26 20:32:13,200 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,298 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:13,299 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,300 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,300 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,301 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 635 treesize of output 630 [2018-10-26 20:32:13,302 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,409 INFO L477 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 647 treesize of output 641 [2018-10-26 20:32:13,410 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,503 INFO L477 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 327 treesize of output 321 [2018-10-26 20:32:13,504 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,602 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,603 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,613 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:13,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 641 treesize of output 1233 [2018-10-26 20:32:13,629 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 5 xjuncts. [2018-10-26 20:32:13,774 INFO L477 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 917 treesize of output 911 [2018-10-26 20:32:13,774 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,777 INFO L477 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 620 treesize of output 614 [2018-10-26 20:32:13,778 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:13,893 INFO L477 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 621 treesize of output 616 [2018-10-26 20:32:13,893 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:14,065 INFO L267 ElimStorePlain]: Start of recursive call 242: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:32:14,211 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:14,214 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:14,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 660 treesize of output 675 [2018-10-26 20:32:14,268 INFO L477 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 656 treesize of output 650 [2018-10-26 20:32:14,268 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:14,544 INFO L477 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 635 treesize of output 630 [2018-10-26 20:32:14,545 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:14,782 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:14,791 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:14,813 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:14,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 11 case distinctions, treesize of input 633 treesize of output 1577 [2018-10-26 20:32:14,858 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2018-10-26 20:32:15,514 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 896 xjuncts. [2018-10-26 20:32:34,880 INFO L477 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 640 treesize of output 634 [2018-10-26 20:32:34,880 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:36,938 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:36,942 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:36,943 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:36,947 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:36,953 INFO L477 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 2 case distinctions, treesize of input 641 treesize of output 635 [2018-10-26 20:32:36,954 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:39,148 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:39,154 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:39,170 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:39,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 10 case distinctions, treesize of input 634 treesize of output 1253 [2018-10-26 20:32:39,198 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-10-26 20:32:39,210 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 96 xjuncts. [2018-10-26 20:32:42,344 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:42,345 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:42,346 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:42,347 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:42,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 633 [2018-10-26 20:32:42,348 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:44,323 INFO L477 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 624 treesize of output 618 [2018-10-26 20:32:44,324 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:46,279 INFO L477 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 641 treesize of output 635 [2018-10-26 20:32:46,279 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:48,251 INFO L477 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 618 treesize of output 324 [2018-10-26 20:32:48,252 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:50,342 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:50,344 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:50,345 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:50,348 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:50,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 640 treesize of output 638 [2018-10-26 20:32:50,353 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:52,482 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:52,483 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:52,492 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:52,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 635 treesize of output 1227 [2018-10-26 20:32:52,509 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 5 xjuncts. [2018-10-26 20:32:54,170 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:54,171 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:54,172 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:54,172 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:54,173 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:54,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 627 treesize of output 622 [2018-10-26 20:32:54,175 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:54,922 INFO L477 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 1 case distinctions, treesize of input 621 treesize of output 618 [2018-10-26 20:32:54,923 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:55,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 616 treesize of output 316 [2018-10-26 20:32:55,234 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:55,365 INFO L267 ElimStorePlain]: Start of recursive call 255: 16 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:32:55,592 INFO L267 ElimStorePlain]: Start of recursive call 239: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:32:55,595 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,596 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,597 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:55,598 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 651 treesize of output 672 [2018-10-26 20:32:55,616 INFO L477 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 307 treesize of output 603 [2018-10-26 20:32:55,616 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:55,648 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,649 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,653 INFO L477 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 342 treesize of output 339 [2018-10-26 20:32:55,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-10-26 20:32:55,660 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:55,676 INFO L477 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 6 treesize of output 1 [2018-10-26 20:32:55,676 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:55,688 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,691 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:55,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2018-10-26 20:32:55,698 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 4 xjuncts. [2018-10-26 20:32:55,726 INFO L267 ElimStorePlain]: Start of recursive call 273: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:32:55,751 INFO L267 ElimStorePlain]: Start of recursive call 271: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:32:56,517 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-10-26 20:32:56,821 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-10-26 20:32:57,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 451 treesize of output 409 [2018-10-26 20:32:57,693 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-10-26 20:32:57,696 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-10-26 20:32:57,696 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:57,700 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,704 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 376 treesize of output 413 [2018-10-26 20:32:57,731 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:57,735 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,740 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 728 treesize of output 765 [2018-10-26 20:32:57,773 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:57,965 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,967 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,968 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:57,981 INFO L477 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 371 treesize of output 396 [2018-10-26 20:32:57,982 INFO L267 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:58,140 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,141 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,142 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 379 treesize of output 393 [2018-10-26 20:32:58,559 WARN L179 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 142 [2018-10-26 20:32:58,570 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,573 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,590 INFO L477 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 370 treesize of output 394 [2018-10-26 20:32:58,594 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,611 INFO L477 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 378 treesize of output 398 [2018-10-26 20:32:58,612 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 4 xjuncts. [2018-10-26 20:32:58,970 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,971 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,973 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:58,976 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:58,977 INFO L477 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 364 treesize of output 376 [2018-10-26 20:32:58,977 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:59,141 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,148 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,149 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,149 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 366 treesize of output 416 [2018-10-26 20:32:59,188 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 16 xjuncts. [2018-10-26 20:32:59,388 INFO L267 ElimStorePlain]: Start of recursive call 283: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:32:59,391 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,392 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:32:59,393 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,396 INFO L477 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 0 case distinctions, treesize of input 384 treesize of output 402 [2018-10-26 20:32:59,399 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,400 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,402 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,409 INFO L477 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 0 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 52 [2018-10-26 20:32:59,409 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 2 xjuncts. [2018-10-26 20:32:59,489 INFO L267 ElimStorePlain]: Start of recursive call 287: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:32:59,496 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,508 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,548 INFO L477 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 662 treesize of output 686 [2018-10-26 20:32:59,552 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-10-26 20:32:59,552 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-10-26 20:32:59,681 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,689 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,690 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,691 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:32:59,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 658 treesize of output 708 [2018-10-26 20:32:59,719 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 16 xjuncts. [2018-10-26 20:33:00,072 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,093 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,132 INFO L477 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 4 case distinctions, treesize of input 656 treesize of output 679 [2018-10-26 20:33:00,133 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 4 xjuncts. [2018-10-26 20:33:00,376 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,377 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,379 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:00,382 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,383 INFO L477 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 656 treesize of output 668 [2018-10-26 20:33:00,383 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:00,702 INFO L267 ElimStorePlain]: Start of recursive call 289: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:33:00,708 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,720 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,801 INFO L477 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 371 treesize of output 395 [2018-10-26 20:33:00,808 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,809 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:00,813 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:00,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 381 treesize of output 417 [2018-10-26 20:33:00,827 INFO L267 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 3 xjuncts. [2018-10-26 20:33:01,018 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:01,024 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:01,038 INFO L477 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 4 case distinctions, treesize of input 365 treesize of output 388 [2018-10-26 20:33:01,038 INFO L267 ElimStorePlain]: Start of recursive call 296: End of recursive call: and 4 xjuncts. [2018-10-26 20:33:01,232 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:01,233 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:01,234 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:01,238 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:01,238 INFO L477 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 365 treesize of output 377 [2018-10-26 20:33:01,239 INFO L267 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:01,563 INFO L267 ElimStorePlain]: Start of recursive call 294: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:33:02,326 INFO L477 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 362 treesize of output 365 [2018-10-26 20:33:02,340 INFO L477 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 22 [2018-10-26 20:33:02,340 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:02,386 INFO L267 ElimStorePlain]: Start of recursive call 298: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:02,390 INFO L477 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 659 treesize of output 662 [2018-10-26 20:33:02,402 INFO L477 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 22 [2018-10-26 20:33:02,402 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:02,442 INFO L267 ElimStorePlain]: Start of recursive call 300: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:02,445 INFO L477 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 381 treesize of output 384 [2018-10-26 20:33:02,456 INFO L477 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 22 [2018-10-26 20:33:02,456 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:02,493 INFO L267 ElimStorePlain]: Start of recursive call 302: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:03,284 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,286 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,286 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,287 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,293 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,298 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 366 treesize of output 389 [2018-10-26 20:33:03,308 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,309 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,310 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,310 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 56 [2018-10-26 20:33:03,311 INFO L267 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:03,348 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,349 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,350 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,350 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2018-10-26 20:33:03,358 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,359 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,362 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,372 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 42 [2018-10-26 20:33:03,373 INFO L267 ElimStorePlain]: Start of recursive call 307: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-10-26 20:33:03,398 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:03,398 INFO L267 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:03,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:33:03,412 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:03,420 INFO L267 ElimStorePlain]: Start of recursive call 306: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:03,439 INFO L267 ElimStorePlain]: Start of recursive call 304: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:03,444 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,446 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,448 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 656 treesize of output 684 [2018-10-26 20:33:03,522 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,524 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,524 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,528 INFO L477 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 672 treesize of output 690 [2018-10-26 20:33:03,528 INFO L267 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:03,662 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,664 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,666 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:03,671 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,672 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,673 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 655 treesize of output 984 [2018-10-26 20:33:03,678 INFO L267 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:03,804 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,806 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:03,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 680 treesize of output 676 [2018-10-26 20:33:04,189 WARN L179 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 121 [2018-10-26 20:33:04,193 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,223 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,227 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,235 INFO L477 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 1 case distinctions, treesize of input 653 treesize of output 949 [2018-10-26 20:33:04,236 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:04,474 INFO L477 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 632 treesize of output 626 [2018-10-26 20:33:04,475 INFO L267 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:04,478 INFO L477 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 338 treesize of output 332 [2018-10-26 20:33:04,479 INFO L267 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:04,646 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,650 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,651 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,652 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,658 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,659 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,660 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:04,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 644 treesize of output 1251 [2018-10-26 20:33:04,677 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 3 xjuncts. [2018-10-26 20:33:04,943 INFO L477 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 626 treesize of output 620 [2018-10-26 20:33:04,944 INFO L267 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:04,948 INFO L477 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 332 treesize of output 326 [2018-10-26 20:33:04,948 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:05,160 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,161 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,162 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,166 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,167 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,168 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 340 treesize of output 939 [2018-10-26 20:33:05,182 INFO L267 ElimStorePlain]: Start of recursive call 320: End of recursive call: and 3 xjuncts. [2018-10-26 20:33:05,426 INFO L477 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 629 treesize of output 623 [2018-10-26 20:33:05,426 INFO L267 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:05,430 INFO L477 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 631 treesize of output 625 [2018-10-26 20:33:05,430 INFO L267 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:05,644 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,647 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:05,656 INFO L477 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 346 treesize of output 639 [2018-10-26 20:33:05,657 INFO L267 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:05,857 INFO L477 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 328 treesize of output 322 [2018-10-26 20:33:05,858 INFO L267 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:06,020 INFO L267 ElimStorePlain]: Start of recursive call 313: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:33:06,268 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,269 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,274 INFO L477 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 654 treesize of output 648 [2018-10-26 20:33:06,285 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:06,285 INFO L267 ElimStorePlain]: Start of recursive call 326: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:06,316 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:06,316 INFO L267 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:06,345 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,349 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:06,350 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,358 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,368 INFO L477 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 320 treesize of output 619 [2018-10-26 20:33:06,369 INFO L267 ElimStorePlain]: Start of recursive call 328: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:06,423 INFO L267 ElimStorePlain]: Start of recursive call 325: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:33:06,629 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:06,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 657 treesize of output 676 [2018-10-26 20:33:06,665 INFO L477 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 665 treesize of output 659 [2018-10-26 20:33:06,665 INFO L267 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:06,941 INFO L477 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 354 treesize of output 348 [2018-10-26 20:33:06,941 INFO L267 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:07,193 INFO L477 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 347 treesize of output 341 [2018-10-26 20:33:07,193 INFO L267 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:07,448 INFO L477 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 656 treesize of output 635 [2018-10-26 20:33:07,449 INFO L267 ElimStorePlain]: Start of recursive call 333: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:07,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 655 treesize of output 646 [2018-10-26 20:33:07,736 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:08,057 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:08,058 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:08,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 340 [2018-10-26 20:33:08,062 INFO L267 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:08,365 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:08,366 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 337 [2018-10-26 20:33:08,367 INFO L267 ElimStorePlain]: Start of recursive call 336: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:08,658 INFO L477 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 630 treesize of output 336 [2018-10-26 20:33:08,658 INFO L267 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:08,937 INFO L477 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 339 treesize of output 333 [2018-10-26 20:33:08,938 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:08,941 INFO L477 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 633 treesize of output 627 [2018-10-26 20:33:08,941 INFO L267 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:09,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 321 [2018-10-26 20:33:09,218 INFO L267 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:09,466 INFO L477 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 641 treesize of output 635 [2018-10-26 20:33:09,466 INFO L267 ElimStorePlain]: Start of recursive call 341: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:09,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 329 treesize of output 626 [2018-10-26 20:33:09,704 INFO L267 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 3 xjuncts. [2018-10-26 20:33:09,970 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:09,973 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:09,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 341 treesize of output 934 [2018-10-26 20:33:09,984 INFO L267 ElimStorePlain]: Start of recursive call 343: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:10,283 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:10,287 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:10,298 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:10,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 635 treesize of output 944 [2018-10-26 20:33:10,366 INFO L267 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 6 xjuncts. [2018-10-26 20:33:10,708 INFO L477 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 648 treesize of output 642 [2018-10-26 20:33:10,709 INFO L267 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:10,950 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:10,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 642 treesize of output 629 [2018-10-26 20:33:10,953 INFO L267 ElimStorePlain]: Start of recursive call 346: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:11,411 INFO L477 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 330 treesize of output 324 [2018-10-26 20:33:11,411 INFO L267 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:11,414 INFO L477 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 624 treesize of output 618 [2018-10-26 20:33:11,415 INFO L267 ElimStorePlain]: Start of recursive call 348: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:11,734 INFO L477 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 624 treesize of output 624 [2018-10-26 20:33:11,735 INFO L267 ElimStorePlain]: Start of recursive call 349: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:11,838 INFO L267 ElimStorePlain]: Start of recursive call 329: 20 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:33:11,961 INFO L267 ElimStorePlain]: Start of recursive call 310: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:33:11,965 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,966 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:11,967 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,967 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,972 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,976 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 362 treesize of output 385 [2018-10-26 20:33:11,984 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:11,984 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,985 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,986 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:11,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 56 [2018-10-26 20:33:11,987 INFO L267 ElimStorePlain]: Start of recursive call 351: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,023 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,024 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,025 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,026 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2018-10-26 20:33:12,036 INFO L477 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 14 [2018-10-26 20:33:12,036 INFO L267 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,049 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:12,049 INFO L267 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,059 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:12,060 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,061 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-10-26 20:33:12,061 INFO L267 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,068 INFO L267 ElimStorePlain]: Start of recursive call 352: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,081 INFO L267 ElimStorePlain]: Start of recursive call 350: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,085 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:12,089 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 663 treesize of output 688 [2018-10-26 20:33:12,159 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,160 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:12,161 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,164 INFO L477 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 676 treesize of output 694 [2018-10-26 20:33:12,164 INFO L267 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,303 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,306 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,307 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:12,313 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,313 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,314 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 662 treesize of output 991 [2018-10-26 20:33:12,327 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,448 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:12,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 670 treesize of output 677 [2018-10-26 20:33:12,473 INFO L477 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 660 treesize of output 655 [2018-10-26 20:33:12,473 INFO L267 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,628 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:12,629 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 337 [2018-10-26 20:33:12,629 INFO L267 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,763 INFO L477 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 664 treesize of output 370 [2018-10-26 20:33:12,763 INFO L267 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:12,888 INFO L477 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 657 treesize of output 651 [2018-10-26 20:33:12,888 INFO L267 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 651 treesize of output 953 [2018-10-26 20:33:13,033 INFO L267 ElimStorePlain]: Start of recursive call 364: End of recursive call: and 8 xjuncts. [2018-10-26 20:33:13,288 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:13,291 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 643 treesize of output 626 [2018-10-26 20:33:13,291 INFO L267 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,295 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:13,298 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 332 [2018-10-26 20:33:13,298 INFO L267 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,309 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:13,312 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 643 treesize of output 626 [2018-10-26 20:33:13,312 INFO L267 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,315 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:13,319 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 936 treesize of output 919 [2018-10-26 20:33:13,319 INFO L267 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,535 INFO L477 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 367 treesize of output 346 [2018-10-26 20:33:13,535 INFO L267 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,733 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:13,734 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:13,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 342 [2018-10-26 20:33:13,737 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:13,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 341 treesize of output 337 [2018-10-26 20:33:13,946 INFO L267 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:14,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 331 treesize of output 938 [2018-10-26 20:33:14,191 INFO L267 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 20 xjuncts. [2018-10-26 20:33:14,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 326 treesize of output 322 [2018-10-26 20:33:14,570 INFO L267 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:14,879 INFO L267 ElimStorePlain]: Start of recursive call 359: 12 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-10-26 20:33:15,263 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,267 INFO L477 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 661 treesize of output 650 [2018-10-26 20:33:15,272 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,275 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:15,276 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,283 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,291 INFO L477 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 320 treesize of output 619 [2018-10-26 20:33:15,292 INFO L267 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:15,348 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:15,348 INFO L267 ElimStorePlain]: Start of recursive call 376: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:15,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:33:15,401 INFO L267 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:15,446 INFO L267 ElimStorePlain]: Start of recursive call 374: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:33:15,699 INFO L267 ElimStorePlain]: Start of recursive call 356: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-10-26 20:33:15,703 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:15,704 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,707 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 378 treesize of output 390 [2018-10-26 20:33:15,736 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,737 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:15,738 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,741 INFO L477 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 24 treesize of output 42 [2018-10-26 20:33:15,741 INFO L267 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:15,777 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,778 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,779 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 349 treesize of output 364 [2018-10-26 20:33:15,800 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:15,803 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 336 [2018-10-26 20:33:15,803 INFO L267 ElimStorePlain]: Start of recursive call 381: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:15,877 INFO L477 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 316 treesize of output 316 [2018-10-26 20:33:15,877 INFO L267 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:15,934 INFO L477 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 345 treesize of output 339 [2018-10-26 20:33:15,934 INFO L267 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,000 INFO L477 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 308 treesize of output 302 [2018-10-26 20:33:16,000 INFO L267 ElimStorePlain]: Start of recursive call 384: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-10-26 20:33:16,003 INFO L267 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,055 INFO L477 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 338 treesize of output 332 [2018-10-26 20:33:16,056 INFO L267 ElimStorePlain]: Start of recursive call 386: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,103 INFO L477 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 339 treesize of output 45 [2018-10-26 20:33:16,103 INFO L267 ElimStorePlain]: Start of recursive call 387: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 332 treesize of output 327 [2018-10-26 20:33:16,148 INFO L267 ElimStorePlain]: Start of recursive call 388: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,189 INFO L477 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 42 treesize of output 36 [2018-10-26 20:33:16,190 INFO L267 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,229 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 324 treesize of output 313 [2018-10-26 20:33:16,229 INFO L267 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,282 INFO L477 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 36 treesize of output 21 [2018-10-26 20:33:16,282 INFO L267 ElimStorePlain]: Start of recursive call 391: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,324 INFO L267 ElimStorePlain]: Start of recursive call 380: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:33:16,354 INFO L267 ElimStorePlain]: Start of recursive call 378: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:33:16,358 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:16,360 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 385 treesize of output 394 [2018-10-26 20:33:16,387 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,388 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:16,389 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,392 INFO L477 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 24 treesize of output 42 [2018-10-26 20:33:16,392 INFO L267 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,427 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,428 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,437 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 357 treesize of output 377 [2018-10-26 20:33:16,483 INFO L477 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 360 treesize of output 662 [2018-10-26 20:33:16,484 INFO L267 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 8 xjuncts. [2018-10-26 20:33:16,638 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 344 treesize of output 333 [2018-10-26 20:33:16,639 INFO L267 ElimStorePlain]: Start of recursive call 396: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,743 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,746 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-10-26 20:33:16,746 INFO L267 ElimStorePlain]: Start of recursive call 397: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,752 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,755 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-10-26 20:33:16,755 INFO L267 ElimStorePlain]: Start of recursive call 398: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,758 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,762 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 629 treesize of output 618 [2018-10-26 20:33:16,762 INFO L267 ElimStorePlain]: Start of recursive call 399: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,765 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:16,767 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 31 [2018-10-26 20:33:16,767 INFO L267 ElimStorePlain]: Start of recursive call 400: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,865 INFO L477 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 351 treesize of output 345 [2018-10-26 20:33:16,866 INFO L267 ElimStorePlain]: Start of recursive call 401: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:16,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 345 treesize of output 341 [2018-10-26 20:33:16,958 INFO L267 ElimStorePlain]: Start of recursive call 402: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:17,080 INFO L477 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 337 treesize of output 322 [2018-10-26 20:33:17,080 INFO L267 ElimStorePlain]: Start of recursive call 403: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,083 INFO L477 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 336 treesize of output 321 [2018-10-26 20:33:17,083 INFO L267 ElimStorePlain]: Start of recursive call 404: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 322 treesize of output 318 [2018-10-26 20:33:17,187 INFO L267 ElimStorePlain]: Start of recursive call 405: End of recursive call: and 2 xjuncts. [2018-10-26 20:33:17,283 INFO L477 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 310 treesize of output 16 [2018-10-26 20:33:17,283 INFO L267 ElimStorePlain]: Start of recursive call 406: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,286 INFO L477 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 311 treesize of output 17 [2018-10-26 20:33:17,287 INFO L267 ElimStorePlain]: Start of recursive call 407: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-10-26 20:33:17,376 INFO L267 ElimStorePlain]: Start of recursive call 408: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,380 INFO L477 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 314 treesize of output 308 [2018-10-26 20:33:17,380 INFO L267 ElimStorePlain]: Start of recursive call 409: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,384 INFO L477 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 607 treesize of output 601 [2018-10-26 20:33:17,384 INFO L267 ElimStorePlain]: Start of recursive call 410: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,387 INFO L477 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 314 treesize of output 308 [2018-10-26 20:33:17,387 INFO L267 ElimStorePlain]: Start of recursive call 411: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 337 treesize of output 944 [2018-10-26 20:33:17,511 INFO L267 ElimStorePlain]: Start of recursive call 412: End of recursive call: and 20 xjuncts. [2018-10-26 20:33:17,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 314 treesize of output 309 [2018-10-26 20:33:17,730 INFO L267 ElimStorePlain]: Start of recursive call 413: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 313 treesize of output 308 [2018-10-26 20:33:17,734 INFO L267 ElimStorePlain]: Start of recursive call 414: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:17,874 INFO L267 ElimStorePlain]: Start of recursive call 394: 12 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-10-26 20:33:17,951 INFO L267 ElimStorePlain]: Start of recursive call 392: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-10-26 20:33:18,914 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,922 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,922 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,923 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,966 INFO L477 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 380 treesize of output 408 [2018-10-26 20:33:18,971 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,972 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:18,977 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:18,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 389 treesize of output 442 [2018-10-26 20:33:19,005 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:19,010 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:19,011 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:19,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 430 treesize of output 490 [2018-10-26 20:33:19,045 INFO L267 ElimStorePlain]: Start of recursive call 417: End of recursive call: and 32 xjuncts. [2018-10-26 20:33:19,686 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:19,692 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:19,703 INFO L477 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 384 treesize of output 403 [2018-10-26 20:33:19,704 INFO L267 ElimStorePlain]: Start of recursive call 418: End of recursive call: and 4 xjuncts. [2018-10-26 20:33:20,054 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:20,059 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:20,072 INFO L477 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 390 treesize of output 419 [2018-10-26 20:33:20,073 INFO L267 ElimStorePlain]: Start of recursive call 419: End of recursive call: and 4 xjuncts. [2018-10-26 20:33:20,888 INFO L267 ElimStorePlain]: Start of recursive call 416: 4 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-10-26 20:33:21,380 INFO L477 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 367 treesize of output 366 [2018-10-26 20:33:21,381 INFO L267 ElimStorePlain]: Start of recursive call 420: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:21,829 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:21,830 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:21,831 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:21,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 366 treesize of output 371 [2018-10-26 20:33:21,846 INFO L477 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 6 treesize of output 1 [2018-10-26 20:33:21,846 INFO L267 ElimStorePlain]: Start of recursive call 422: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:21,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-10-26 20:33:21,873 INFO L267 ElimStorePlain]: Start of recursive call 423: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:21,891 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:21,893 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:21,894 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:21,896 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:22,098 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:33:22,099 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_arrayElimCell_247 term 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.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.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:293) 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.BaseTaipanRefinementStrategy.getTraceCheck(BaseTaipanRefinementStrategy.java:216) 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:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) 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:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) 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) [2018-10-26 20:33:22,109 INFO L168 Benchmark]: Toolchain (without parser) took 151511.21 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 663.7 MB). Free memory was 951.8 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,109 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:33:22,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 930.3 MB in the beginning and 1.1 GB in the end (delta: -214.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,110 INFO L168 Benchmark]: Boogie Preprocessor took 53.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,110 INFO L168 Benchmark]: RCFGBuilder took 778.99 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,110 INFO L168 Benchmark]: TraceAbstraction took 150220.18 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 515.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -80.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-10-26 20:33:22,112 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 930.3 MB in the beginning and 1.1 GB in the end (delta: -214.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.71 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 778.99 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 150220.18 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 515.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -80.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_247 term size 31 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimCell_247 term 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:33:23,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:33:23,997 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:33:24,006 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:33:24,006 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:33:24,007 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:33:24,008 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:33:24,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:33:24,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:33:24,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:33:24,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:33:24,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:33:24,013 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:33:24,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:33:24,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:33:24,015 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:33:24,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:33:24,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:33:24,020 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:33:24,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:33:24,022 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:33:24,023 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:33:24,025 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:33:24,025 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:33:24,025 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:33:24,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:33:24,027 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:33:24,027 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:33:24,029 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:33:24,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:33:24,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:33:24,030 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:33:24,031 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:33:24,031 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:33:24,032 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:33:24,032 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:33:24,033 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 20:33:24,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:33:24,044 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:33:24,045 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:33:24,045 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:33:24,045 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:33:24,045 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:33:24,046 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:33:24,046 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:33:24,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:33:24,046 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:33:24,047 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:33:24,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:33:24,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:33:24,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:33:24,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:33:24,050 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:33:24,050 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:33:24,050 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:33:24,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:33:24,051 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:33:24,051 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:33:24,052 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan 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 -> Taipan 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 -> 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 [2018-10-26 20:33:24,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:33:24,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:33:24,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:33:24,116 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:33:24,116 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:33:24,117 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:33:24,170 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/5b2266dcf/f2e47187b93448d2a52c48153f04386b/FLAGc9a1cb6c9 [2018-10-26 20:33:24,610 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:33:24,611 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:33:24,619 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/5b2266dcf/f2e47187b93448d2a52c48153f04386b/FLAGc9a1cb6c9 [2018-10-26 20:33:24,632 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/data/5b2266dcf/f2e47187b93448d2a52c48153f04386b [2018-10-26 20:33:24,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:33:24,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:33:24,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:33:24,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:33:24,642 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:33:24,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:33:24" (1/1) ... [2018-10-26 20:33:24,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1439afcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:24, skipping insertion in model container [2018-10-26 20:33:24,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:33:24" (1/1) ... [2018-10-26 20:33:24,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:33:24,701 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:33:25,025 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:33:25,037 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:33:25,080 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:33:25,125 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:33:25,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25 WrapperNode [2018-10-26 20:33:25,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:33:25,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:33:25,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:33:25,127 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:33:25,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:33:25,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:33:25,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:33:25,179 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:33:25,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... [2018-10-26 20:33:25,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:33:25,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:33:25,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:33:25,293 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:33:25,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/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 [2018-10-26 20:33:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:33:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:33:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:33:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:33:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:33:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:33:25,998 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:33:25,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:33:25 BoogieIcfgContainer [2018-10-26 20:33:25,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:33:25,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:33:25,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:33:26,002 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:33:26,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:33:24" (1/3) ... [2018-10-26 20:33:26,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545b589e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:33:26, skipping insertion in model container [2018-10-26 20:33:26,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:33:25" (2/3) ... [2018-10-26 20:33:26,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545b589e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:33:26, skipping insertion in model container [2018-10-26 20:33:26,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:33:25" (3/3) ... [2018-10-26 20:33:26,006 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-optional_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:33:26,014 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:33:26,022 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:33:26,034 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:33:26,065 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:33:26,065 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:33:26,065 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:33:26,065 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:33:26,066 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:33:26,066 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:33:26,066 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:33:26,066 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:33:26,066 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:33:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-10-26 20:33:26,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 20:33:26,085 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:26,086 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:26,089 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:26,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:26,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1447715577, now seen corresponding path program 1 times [2018-10-26 20:33:26,098 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:26,099 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:26,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:26,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:26,199 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:26,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:26,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:33:26,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 20:33:26,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 20:33:26,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:33:26,220 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-10-26 20:33:26,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:26,238 INFO L93 Difference]: Finished difference Result 61 states and 87 transitions. [2018-10-26 20:33:26,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 20:33:26,240 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-10-26 20:33:26,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:26,249 INFO L225 Difference]: With dead ends: 61 [2018-10-26 20:33:26,249 INFO L226 Difference]: Without dead ends: 27 [2018-10-26 20:33:26,252 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:33:26,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-10-26 20:33:26,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-10-26 20:33:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-10-26 20:33:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2018-10-26 20:33:26,284 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 20 [2018-10-26 20:33:26,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:26,284 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2018-10-26 20:33:26,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 20:33:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-10-26 20:33:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 20:33:26,285 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:26,285 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:26,286 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:26,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:26,286 INFO L82 PathProgramCache]: Analyzing trace with hash -410611647, now seen corresponding path program 1 times [2018-10-26 20:33:26,286 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:26,287 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:26,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:26,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:26,380 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:26,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:26,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:33:26,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:33:26,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:33:26,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:33:26,390 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. Second operand 3 states. [2018-10-26 20:33:26,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:26,462 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2018-10-26 20:33:26,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:33:26,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2018-10-26 20:33:26,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:26,464 INFO L225 Difference]: With dead ends: 30 [2018-10-26 20:33:26,464 INFO L226 Difference]: Without dead ends: 28 [2018-10-26 20:33:26,465 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:33:26,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-10-26 20:33:26,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-10-26 20:33:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-10-26 20:33:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2018-10-26 20:33:26,470 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 21 [2018-10-26 20:33:26,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:26,470 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2018-10-26 20:33:26,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:33:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-10-26 20:33:26,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 20:33:26,471 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:26,471 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:26,471 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:26,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:26,472 INFO L82 PathProgramCache]: Analyzing trace with hash -410609725, now seen corresponding path program 1 times [2018-10-26 20:33:26,472 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:26,473 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:26,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:26,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:26,679 INFO L477 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 [2018-10-26 20:33:26,681 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:26,709 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:26,710 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 20:33:26,778 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:26,783 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:26,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-10-26 20:33:26,785 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:26,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:33:26,926 INFO L477 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 [2018-10-26 20:33:26,926 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:26,990 INFO L477 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 21 treesize of output 22 [2018-10-26 20:33:26,994 INFO L477 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 [2018-10-26 20:33:26,995 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,094 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,149 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:33:27,249 INFO L477 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 [2018-10-26 20:33:27,250 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,347 INFO L477 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 21 treesize of output 22 [2018-10-26 20:33:27,356 INFO L477 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 [2018-10-26 20:33:27,357 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,437 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,445 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:27,482 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:76, output treesize:49 [2018-10-26 20:33:27,610 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-26 20:33:27,805 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-26 20:33:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:27,920 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:27,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:27,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 20:33:27,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:33:27,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:33:27,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:33:27,932 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 7 states. [2018-10-26 20:33:28,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:28,692 INFO L93 Difference]: Finished difference Result 77 states and 96 transitions. [2018-10-26 20:33:28,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 20:33:28,692 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-10-26 20:33:28,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:28,693 INFO L225 Difference]: With dead ends: 77 [2018-10-26 20:33:28,693 INFO L226 Difference]: Without dead ends: 63 [2018-10-26 20:33:28,694 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-26 20:33:28,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-10-26 20:33:28,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 40. [2018-10-26 20:33:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-10-26 20:33:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 51 transitions. [2018-10-26 20:33:28,702 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 51 transitions. Word has length 21 [2018-10-26 20:33:28,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:28,702 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 51 transitions. [2018-10-26 20:33:28,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 20:33:28,703 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2018-10-26 20:33:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 20:33:28,703 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:28,703 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:28,704 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:28,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:28,704 INFO L82 PathProgramCache]: Analyzing trace with hash -408762683, now seen corresponding path program 1 times [2018-10-26 20:33:28,706 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:28,706 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:28,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:28,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:28,980 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:28,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:28,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 20:33:28,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 20:33:28,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 20:33:28,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:33:28,982 INFO L87 Difference]: Start difference. First operand 40 states and 51 transitions. Second operand 8 states. [2018-10-26 20:33:29,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:29,618 INFO L93 Difference]: Finished difference Result 75 states and 95 transitions. [2018-10-26 20:33:29,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 20:33:29,619 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-10-26 20:33:29,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:29,619 INFO L225 Difference]: With dead ends: 75 [2018-10-26 20:33:29,619 INFO L226 Difference]: Without dead ends: 73 [2018-10-26 20:33:29,620 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2018-10-26 20:33:29,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-10-26 20:33:29,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 50. [2018-10-26 20:33:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-10-26 20:33:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2018-10-26 20:33:29,628 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 65 transitions. Word has length 21 [2018-10-26 20:33:29,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:29,628 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 65 transitions. [2018-10-26 20:33:29,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 20:33:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2018-10-26 20:33:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 20:33:29,629 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:29,630 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:29,630 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:29,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:29,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1366244679, now seen corresponding path program 1 times [2018-10-26 20:33:29,630 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:29,630 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:29,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:29,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:29,702 INFO L477 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 [2018-10-26 20:33:29,705 INFO L477 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 [2018-10-26 20:33:29,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:29,708 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:29,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:29,714 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 20:33:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:29,746 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:29,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:29,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:33:29,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:33:29,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:33:29,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:33:29,749 INFO L87 Difference]: Start difference. First operand 50 states and 65 transitions. Second operand 6 states. [2018-10-26 20:33:30,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:30,181 INFO L93 Difference]: Finished difference Result 101 states and 129 transitions. [2018-10-26 20:33:30,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:33:30,182 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-10-26 20:33:30,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:30,183 INFO L225 Difference]: With dead ends: 101 [2018-10-26 20:33:30,183 INFO L226 Difference]: Without dead ends: 83 [2018-10-26 20:33:30,183 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:33:30,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-10-26 20:33:30,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 56. [2018-10-26 20:33:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-10-26 20:33:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2018-10-26 20:33:30,194 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 21 [2018-10-26 20:33:30,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:30,194 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2018-10-26 20:33:30,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:33:30,195 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2018-10-26 20:33:30,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:33:30,195 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:30,195 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:30,196 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:30,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:30,196 INFO L82 PathProgramCache]: Analyzing trace with hash 834689430, now seen corresponding path program 1 times [2018-10-26 20:33:30,198 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:30,198 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:30,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:30,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:30,313 INFO L477 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 [2018-10-26 20:33:30,326 INFO L477 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 [2018-10-26 20:33:30,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:30,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:30,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:30,397 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 20:33:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:30,442 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:30,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:30,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:33:30,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:33:30,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:33:30,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:33:30,446 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand 6 states. [2018-10-26 20:33:31,005 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-10-26 20:33:31,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:31,100 INFO L93 Difference]: Finished difference Result 123 states and 159 transitions. [2018-10-26 20:33:31,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:33:31,100 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-10-26 20:33:31,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:31,101 INFO L225 Difference]: With dead ends: 123 [2018-10-26 20:33:31,101 INFO L226 Difference]: Without dead ends: 105 [2018-10-26 20:33:31,102 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:33:31,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-10-26 20:33:31,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 66. [2018-10-26 20:33:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-10-26 20:33:31,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 84 transitions. [2018-10-26 20:33:31,112 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 84 transitions. Word has length 22 [2018-10-26 20:33:31,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:31,112 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 84 transitions. [2018-10-26 20:33:31,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:33:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2018-10-26 20:33:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:33:31,114 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:31,114 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:31,114 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:31,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:31,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1685270504, now seen corresponding path program 1 times [2018-10-26 20:33:31,114 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:31,115 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:31,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:31,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:31,172 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:31,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:31,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:33:31,174 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:33:31,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:33:31,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:33:31,174 INFO L87 Difference]: Start difference. First operand 66 states and 84 transitions. Second operand 4 states. [2018-10-26 20:33:31,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:31,213 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2018-10-26 20:33:31,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 20:33:31,217 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-10-26 20:33:31,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:31,217 INFO L225 Difference]: With dead ends: 90 [2018-10-26 20:33:31,217 INFO L226 Difference]: Without dead ends: 76 [2018-10-26 20:33:31,218 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:33:31,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-10-26 20:33:31,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2018-10-26 20:33:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-10-26 20:33:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 86 transitions. [2018-10-26 20:33:31,236 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 86 transitions. Word has length 22 [2018-10-26 20:33:31,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:31,236 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 86 transitions. [2018-10-26 20:33:31,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:33:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2018-10-26 20:33:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 20:33:31,237 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:31,237 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:31,241 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:31,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:31,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1683423462, now seen corresponding path program 1 times [2018-10-26 20:33:31,241 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:31,241 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:31,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:31,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:31,323 INFO L477 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 [2018-10-26 20:33:31,326 INFO L477 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 [2018-10-26 20:33:31,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:31,330 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:31,340 INFO L477 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 [2018-10-26 20:33:31,342 INFO L477 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 [2018-10-26 20:33:31,343 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:31,345 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:31,351 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:31,351 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2018-10-26 20:33:31,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:31,386 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:33:31,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:33:31,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:33:31,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:33:31,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:33:31,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:33:31,388 INFO L87 Difference]: Start difference. First operand 68 states and 86 transitions. Second operand 6 states. [2018-10-26 20:33:31,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:33:31,806 INFO L93 Difference]: Finished difference Result 123 states and 156 transitions. [2018-10-26 20:33:31,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:33:31,806 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-10-26 20:33:31,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:33:31,807 INFO L225 Difference]: With dead ends: 123 [2018-10-26 20:33:31,807 INFO L226 Difference]: Without dead ends: 121 [2018-10-26 20:33:31,808 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:33:31,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-10-26 20:33:31,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 94. [2018-10-26 20:33:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-10-26 20:33:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 122 transitions. [2018-10-26 20:33:31,821 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 122 transitions. Word has length 22 [2018-10-26 20:33:31,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:33:31,821 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 122 transitions. [2018-10-26 20:33:31,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:33:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2018-10-26 20:33:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 20:33:31,822 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:33:31,822 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:33:31,822 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:33:31,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:33:31,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1787977003, now seen corresponding path program 1 times [2018-10-26 20:33:31,823 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:33:31,823 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b722e552-b36d-4b60-9dc7-6bc32a263b79/bin-2019/utaipan/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:33:31,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:33:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:33:32,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:33:32,088 INFO L477 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 [2018-10-26 20:33:32,088 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,119 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 20:33:32,147 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:32,156 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:32,156 INFO L477 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 [2018-10-26 20:33:32,157 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:33:32,324 INFO L477 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 [2018-10-26 20:33:32,325 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,386 INFO L477 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 21 treesize of output 22 [2018-10-26 20:33:32,393 INFO L477 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 13 [2018-10-26 20:33:32,393 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,474 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,492 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-10-26 20:33:32,573 INFO L477 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 [2018-10-26 20:33:32,573 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,637 INFO L477 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 21 treesize of output 22 [2018-10-26 20:33:32,661 INFO L477 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 13 [2018-10-26 20:33:32,661 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,777 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:32,853 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,014 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:82, output treesize:68 [2018-10-26 20:33:33,115 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,121 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,132 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 60 [2018-10-26 20:33:33,134 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-10-26 20:33:33,413 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,421 INFO L477 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 43 treesize of output 52 [2018-10-26 20:33:33,422 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,537 INFO L477 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 57 treesize of output 78 [2018-10-26 20:33:33,545 INFO L477 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 [2018-10-26 20:33:33,545 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,571 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,590 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,686 INFO L477 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2018-10-26 20:33:33,693 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,694 INFO L477 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 69 treesize of output 84 [2018-10-26 20:33:33,695 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,758 INFO L477 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 89 treesize of output 93 [2018-10-26 20:33:33,764 INFO L477 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 [2018-10-26 20:33:33,765 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,793 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,819 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:33,886 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 7 variables, input treesize:135, output treesize:95 [2018-10-26 20:33:33,958 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,969 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:33:33,969 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:33:33,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 55 [2018-10-26 20:33:33,971 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:34,402 INFO L303 Elim1Store]: Index analysis took 189 ms [2018-10-26 20:33:34,403 INFO L477 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 86 treesize of output 96 [2018-10-26 20:33:34,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-10-26 20:33:34,413 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:34,550 INFO L477 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 63 treesize of output 114 [2018-10-26 20:33:34,562 INFO L477 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 [2018-10-26 20:33:34,563 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:34,694 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:34,735 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:34,916 INFO L477 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 133 [2018-10-26 20:33:34,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-10-26 20:33:34,942 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,031 INFO L477 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 126 treesize of output 133 [2018-10-26 20:33:35,040 INFO L477 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 [2018-10-26 20:33:35,041 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,094 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,140 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,210 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:33:35,210 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:199, output treesize:126 [2018-10-26 20:33:35,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-10-26 20:33:35,469 INFO L477 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 [2018-10-26 20:33:35,469 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,483 INFO L477 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 13 treesize of output 11 [2018-10-26 20:33:35,483 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:33:35,489 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:33:35,560 INFO L477 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 64 [2018-10-26 20:33:35,576 INFO L477 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 [2018-10-26 20:33:35,577 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,602 INFO L477 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 41 treesize of output 29 [2018-10-26 20:33:35,604 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,620 INFO L477 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 8 treesize of output 4 [2018-10-26 20:33:35,620 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,621 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:33:35,622 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:110, output treesize:1 [2018-10-26 20:33:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:33:35,658 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:33:54,371 WARN L179 SmtUtils]: Spent 8.41 s on a formula simplification that was a NOOP. DAG size: 69 [2018-10-26 20:33:56,407 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_10 (_ BitVec 32)) (v_prenex_9 (_ BitVec 32)) (v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32)) (v_prenex_4 (_ BitVec 32)) (v_prenex_11 (_ BitVec 32)) (v_prenex_3 (_ BitVec 32)) (v_prenex_2 (_ BitVec 32)) (v_prenex_1 (_ BitVec 32))) (or (= (let ((.cse1 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_9)))) (store .cse3 v_prenex_9 (store (store (select .cse3 v_prenex_9) v_prenex_10 v_prenex_7) v_prenex_3 v_prenex_6))))) (store .cse2 v_prenex_6 (store (select .cse2 v_prenex_6) v_prenex_5 v_prenex_1))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset v_prenex_8)))) (store .cse5 v_prenex_9 (store (store (select .cse5 v_prenex_9) v_prenex_10 v_prenex_11) v_prenex_3 v_prenex_2))))) (store .cse4 v_prenex_6 (store (select .cse4 v_prenex_6) v_prenex_5 v_prenex_4))) c_main_~head~0.base) .cse1))) (_ bv0 32)) (not (= (_ bv0 1) (select (store |c_#valid| v_prenex_9 (_ bv1 1)) v_prenex_6))) (not (= (select |c_#valid| v_prenex_9) (_ bv0 1))))) (forall ((|v_main_write~$Pointer$_#value.base_12| (_ BitVec 32)) (|v_main_#t~malloc9.offset_2| (_ BitVec 32)) (|v_main_read~$Pointer$_#ptr.offset_14| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.base_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_13| (_ BitVec 32)) (|v_main_#Ultimate.alloc_#res.base_5| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.base_13| (_ BitVec 32))) (or (not (= (select |c_#valid| |v_main_write~$Pointer$_#ptr.base_13|) (_ bv0 1))) (not (= (select (store |c_#valid| |v_main_write~$Pointer$_#ptr.base_13| (_ bv1 1)) |v_main_#Ultimate.alloc_#res.base_5|) (_ bv0 1))) (= (let ((.cse6 (let ((.cse10 (let ((.cse11 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse11 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse11 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.offset_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#t~malloc9.offset_2|))))) (store .cse10 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse10 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.offset_12|)))) (.cse9 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (select .cse6 (select (select (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset |v_main_write~$Pointer$_#ptr.base_13|)))) (store .cse8 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse8 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.base_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#Ultimate.alloc_#res.base_5|))))) (store .cse7 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse7 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.base_12|))) c_main_~head~0.base) .cse9)) (select (select .cse6 c_main_~head~0.base) .cse9))) (_ bv0 32))))) is different from false [2018-10-26 20:33:58,449 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_10 (_ BitVec 32)) (v_prenex_9 (_ BitVec 32)) (v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32)) (v_prenex_4 (_ BitVec 32)) (v_prenex_11 (_ BitVec 32)) (v_prenex_3 (_ BitVec 32)) (v_prenex_2 (_ BitVec 32)) (v_prenex_1 (_ BitVec 32))) (or (not (= (_ bv0 1) (select (store |c_#valid| v_prenex_9 (_ bv1 1)) v_prenex_6))) (not (= (select |c_#valid| v_prenex_9) (_ bv0 1))) (= (let ((.cse1 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset v_prenex_9)))) (store .cse3 v_prenex_9 (store (store (select .cse3 v_prenex_9) v_prenex_10 v_prenex_7) v_prenex_3 v_prenex_6))))) (store .cse2 v_prenex_6 (store (select .cse2 v_prenex_6) v_prenex_5 v_prenex_1))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset v_prenex_8)))) (store .cse5 v_prenex_9 (store (store (select .cse5 v_prenex_9) v_prenex_10 v_prenex_11) v_prenex_3 v_prenex_2))))) (store .cse4 v_prenex_6 (store (select .cse4 v_prenex_6) v_prenex_5 v_prenex_4))) c_main_~head~0.base) .cse1))) (_ bv0 32)))) (forall ((|v_main_write~$Pointer$_#value.base_12| (_ BitVec 32)) (|v_main_#t~malloc9.offset_2| (_ BitVec 32)) (|v_main_read~$Pointer$_#ptr.offset_14| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.base_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_13| (_ BitVec 32)) (|v_main_#Ultimate.alloc_#res.base_5| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.base_13| (_ BitVec 32))) (or (not (= (select |c_#valid| |v_main_write~$Pointer$_#ptr.base_13|) (_ bv0 1))) (= (let ((.cse6 (let ((.cse10 (let ((.cse11 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse11 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse11 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.offset_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#t~malloc9.offset_2|))))) (store .cse10 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse10 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.offset_12|)))) (.cse9 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (select .cse6 (select (select (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset |v_main_write~$Pointer$_#ptr.base_13|)))) (store .cse8 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse8 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.base_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#Ultimate.alloc_#res.base_5|))))) (store .cse7 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse7 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.base_12|))) c_main_~head~0.base) .cse9)) (select (select .cse6 c_main_~head~0.base) .cse9))) (_ bv0 32)) (not (= (select (store |c_#valid| |v_main_write~$Pointer$_#ptr.base_13| (_ bv1 1)) |v_main_#Ultimate.alloc_#res.base_5|) (_ bv0 1)))))) is different from false [2018-10-26 20:33:58,906 INFO L303 Elim1Store]: Index analysis took 436 ms [2018-10-26 20:33:58,907 INFO L477 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 905 treesize of output 756 [2018-10-26 20:33:58,933 INFO L477 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 11 treesize of output 10 [2018-10-26 20:33:58,934 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:33:59,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 728 treesize of output 690 [2018-10-26 20:33:59,484 INFO L477 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 676 treesize of output 681 [2018-10-26 20:33:59,484 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:02,364 INFO L477 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 675 treesize of output 683 [2018-10-26 20:34:02,365 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:05,362 INFO L303 Elim1Store]: Index analysis took 216 ms [2018-10-26 20:34:05,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 675 treesize of output 665 [2018-10-26 20:34:07,393 WARN L179 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 140 [2018-10-26 20:34:07,418 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:07,644 INFO L303 Elim1Store]: Index analysis took 249 ms [2018-10-26 20:34:07,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 1256 treesize of output 1284 [2018-10-26 20:34:07,919 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:07,929 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:08,034 INFO L303 Elim1Store]: Index analysis took 114 ms [2018-10-26 20:34:08,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 643 treesize of output 671 [2018-10-26 20:34:08,267 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:08,270 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-10-26 20:34:08,271 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:09,981 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:10,272 INFO L477 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 638 treesize of output 651 [2018-10-26 20:34:10,272 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:11,422 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:11,422 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:11,423 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:11,487 INFO L477 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 641 treesize of output 651 [2018-10-26 20:34:11,794 WARN L179 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2018-10-26 20:34:11,812 INFO L477 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 12 treesize of output 16 [2018-10-26 20:34:11,866 INFO L477 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 22 [2018-10-26 20:34:11,867 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:11,931 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:12,169 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:12,212 INFO L477 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 634 treesize of output 625 [2018-10-26 20:34:12,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:34:12,240 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:12,303 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:12,546 INFO L477 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 2 case distinctions, treesize of input 610 treesize of output 609 [2018-10-26 20:34:12,547 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 4 xjuncts. [2018-10-26 20:34:12,733 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:34:12,740 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:12,746 INFO L477 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 630 treesize of output 623 [2018-10-26 20:34:12,754 INFO L477 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 6 treesize of output 1 [2018-10-26 20:34:12,754 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:12,804 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:13,000 INFO L477 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 2 case distinctions, treesize of input 610 treesize of output 609 [2018-10-26 20:34:13,000 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 4 xjuncts. [2018-10-26 20:34:13,188 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:13,396 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:13,404 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:13,404 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:13,405 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:13,457 INFO L477 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 637 treesize of output 647 [2018-10-26 20:34:13,756 WARN L179 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2018-10-26 20:34:13,762 INFO L477 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 12 treesize of output 16 [2018-10-26 20:34:13,796 INFO L477 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 22 [2018-10-26 20:34:13,796 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:13,834 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:13,994 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:14,003 INFO L477 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 622 treesize of output 617 [2018-10-26 20:34:14,011 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:14,018 INFO L477 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 604 treesize of output 595 [2018-10-26 20:34:14,018 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:14,053 INFO L477 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 6 treesize of output 1 [2018-10-26 20:34:14,053 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:14,105 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:34:14,113 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:14,122 INFO L477 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 626 treesize of output 619 [2018-10-26 20:34:14,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-10-26 20:34:14,148 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:14,257 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:14,265 INFO L477 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 604 treesize of output 595 [2018-10-26 20:34:14,266 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:14,298 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:14,379 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:34:15,380 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:15,407 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:15,430 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:15,720 INFO L303 Elim1Store]: Index analysis took 364 ms [2018-10-26 20:34:15,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 640 treesize of output 667 [2018-10-26 20:34:19,767 WARN L179 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-10-26 20:34:19,783 INFO L477 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 649 treesize of output 652 [2018-10-26 20:34:19,849 INFO L477 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 22 [2018-10-26 20:34:19,850 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,094 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,117 INFO L477 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 648 treesize of output 651 [2018-10-26 20:34:20,167 INFO L477 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 22 [2018-10-26 20:34:20,168 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,305 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,329 INFO L477 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 650 treesize of output 653 [2018-10-26 20:34:20,385 INFO L477 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 22 [2018-10-26 20:34:20,385 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,645 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,662 INFO L477 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 1230 treesize of output 1233 [2018-10-26 20:34:20,729 INFO L477 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 22 [2018-10-26 20:34:20,730 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:20,999 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:24,121 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:24,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 624 [2018-10-26 20:34:24,168 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:24,555 INFO L477 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 613 treesize of output 626 [2018-10-26 20:34:24,563 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:24,862 INFO L477 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 619 treesize of output 634 [2018-10-26 20:34:27,208 WARN L179 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2018-10-26 20:34:27,251 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:27,395 INFO L477 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 2 case distinctions, treesize of input 616 treesize of output 619 [2018-10-26 20:34:27,396 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 4 xjuncts. [2018-10-26 20:34:27,425 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:27,452 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:34:27,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 608 [2018-10-26 20:34:27,476 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:27,505 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:27,721 INFO L477 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 2 case distinctions, treesize of input 1199 treesize of output 1198 [2018-10-26 20:34:27,722 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 4 xjuncts. [2018-10-26 20:34:30,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 608 treesize of output 604 [2018-10-26 20:34:30,719 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:30,736 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:30,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 617 treesize of output 604 [2018-10-26 20:34:30,761 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-10-26 20:34:31,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 610 treesize of output 606 [2018-10-26 20:34:31,163 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-10-26 20:34:31,321 INFO L267 ElimStorePlain]: Start of recursive call 41: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:34:31,568 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:34:31,678 INFO L303 Elim1Store]: Index analysis took 116 ms [2018-10-26 20:34:32,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 616 treesize of output 659 [2018-10-26 20:36:50,522 WARN L179 SmtUtils]: Spent 2.30 m on a formula simplification. DAG size of input: 471 DAG size of output: 341 [2018-10-26 20:36:50,555 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:50,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 625 treesize of output 618 [2018-10-26 20:36:50,668 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:50,689 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-10-26 20:36:50,689 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:50,711 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:50,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 1208 treesize of output 1197 [2018-10-26 20:36:50,860 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 2 xjuncts. [2018-10-26 20:37:21,239 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:37:21,281 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:37:21,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 626 treesize of output 635 [2018-10-26 20:37:21,633 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-10-26 20:37:21,664 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:37:21,683 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:37:21,733 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:37:21,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 629 treesize of output 616 [2018-10-26 20:37:21,735 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-10-26 20:37:44,368 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:37:44,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 627 treesize of output 611 [2018-10-26 20:37:44,442 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-10-26 20:37:44,463 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:37:44,491 INFO L477 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 624 treesize of output 612 [2018-10-26 20:37:44,492 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:05,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 616 treesize of output 612 [2018-10-26 20:38:05,632 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-10-26 20:38:27,901 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:27,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 611 [2018-10-26 20:38:27,933 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:49,733 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:49,773 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:38:49,782 INFO L303 Elim1Store]: Index analysis took 127 ms [2018-10-26 20:38:50,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 627 treesize of output 632 [2018-10-26 20:38:50,203 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 4 xjuncts. [2018-10-26 20:38:50,307 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:38:50,358 INFO L303 Elim1Store]: Index analysis took 154 ms [2018-10-26 20:38:50,359 INFO L477 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 624 treesize of output 613 [2018-10-26 20:38:50,360 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-10-26 20:39:08,348 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:39:08,348 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:39:08,375 INFO L477 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 624 treesize of output 617 [2018-10-26 20:39:08,376 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-10-26 20:39:25,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 621 treesize of output 613 [2018-10-26 20:39:25,024 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:25,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-10-26 20:39:25,149 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:37,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 614 treesize of output 610 [2018-10-26 20:39:37,302 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:57,265 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:39:57,275 INFO L477 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 618 treesize of output 609 [2018-10-26 20:39:57,275 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:15,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-10-26 20:40:15,366 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-10-26 20:40:15,394 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:15,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 608 [2018-10-26 20:40:15,442 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:24,402 INFO L477 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 622 treesize of output 609 [2018-10-26 20:40:24,402 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:24,588 INFO L477 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 1 case distinctions, treesize of input 613 treesize of output 609 [2018-10-26 20:40:24,589 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-10-26 20:40:35,148 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:35,190 INFO L303 Elim1Store]: Index analysis took 122 ms [2018-10-26 20:40:35,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 622 treesize of output 635 [2018-10-26 20:40:35,543 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 8 xjuncts. [2018-10-26 20:40:35,579 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:35,602 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:40:35,853 INFO L303 Elim1Store]: Index analysis took 309 ms [2018-10-26 20:40:36,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 621 treesize of output 620 [2018-10-26 20:40:36,036 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 4 xjuncts. [2018-10-26 20:40:43,349 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:43,359 INFO L477 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 618 treesize of output 609 [2018-10-26 20:40:43,359 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:43,374 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:43,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 608 [2018-10-26 20:40:43,401 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:58,560 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:58,586 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 612 [2018-10-26 20:40:58,586 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:59,647 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:59,881 INFO L303 Elim1Store]: Index analysis took 343 ms [2018-10-26 20:41:00,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 618 treesize of output 641 [2018-10-26 20:41:00,415 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 32 xjuncts. [2018-10-26 20:41:01,394 INFO L267 ElimStorePlain]: Start of recursive call 48: 20 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-10-26 20:41:02,005 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-10-26 20:41:02,432 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:41:07,881 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:41:07,953 INFO L303 Elim1Store]: Index analysis took 106 ms [2018-10-26 20:41:08,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 641 treesize of output 646 [2018-10-26 20:41:09,204 WARN L179 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 99 [2018-10-26 20:41:09,217 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:41:09,354 INFO L477 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 2 case distinctions, treesize of input 619 treesize of output 618 [2018-10-26 20:41:09,355 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:10,327 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:41:10,635 INFO L303 Elim1Store]: Index analysis took 323 ms [2018-10-26 20:41:11,159 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:41:11,160 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_prenex_59 term size 61 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.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.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:293) 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:234) 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:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) 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:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) 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) [2018-10-26 20:41:11,163 INFO L168 Benchmark]: Toolchain (without parser) took 466525.86 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 251.7 MB). Free memory was 941.2 MB in the beginning and 963.2 MB in the end (delta: -22.0 MB). Peak memory consumption was 396.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,163 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:41:11,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.28 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 919.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.15 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 914.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,171 INFO L168 Benchmark]: Boogie Preprocessor took 112.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 914.3 MB in the beginning and 1.2 GB in the end (delta: -244.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,172 INFO L168 Benchmark]: RCFGBuilder took 706.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,172 INFO L168 Benchmark]: TraceAbstraction took 465163.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.1 GB in the beginning and 963.2 MB in the end (delta: 163.4 MB). Peak memory consumption was 409.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:41:11,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 487.28 ms. Allocated memory is still 1.0 GB. Free memory was 941.2 MB in the beginning and 919.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.15 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 914.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 914.3 MB in the beginning and 1.2 GB in the end (delta: -244.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 706.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 465163.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.7 MB). Free memory was 1.1 GB in the beginning and 963.2 MB in the end (delta: 163.4 MB). Peak memory consumption was 409.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_59 term size 61 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_59 term size 61: 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...