./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c --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_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 e697b26a33773e62711271acc7c4dca91991203b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 e697b26a33773e62711271acc7c4dca91991203b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_17 term size 60 --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 01:39:59,034 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:39:59,035 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:39:59,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:39:59,043 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:39:59,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:39:59,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:39:59,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:39:59,046 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:39:59,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:39:59,047 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:39:59,047 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:39:59,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:39:59,049 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:39:59,049 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:39:59,050 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:39:59,051 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:39:59,052 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:39:59,053 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:39:59,054 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:39:59,054 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:39:59,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:39:59,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:39:59,057 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:39:59,057 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:39:59,058 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:39:59,058 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:39:59,059 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:39:59,059 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:39:59,060 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:39:59,060 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:39:59,061 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:39:59,061 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:39:59,061 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:39:59,062 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:39:59,062 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:39:59,062 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 01:39:59,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:39:59,071 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:39:59,072 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:39:59,072 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:39:59,072 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:39:59,072 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:39:59,073 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 01:39:59,073 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:39:59,073 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 01:39:59,073 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 01:39:59,073 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:39:59,074 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:39:59,074 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:39:59,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:39:59,075 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:39:59,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:39:59,076 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 01:39:59,077 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_8c2c3f22-f66a-435f-b431-7e3153701f02/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 -> e697b26a33773e62711271acc7c4dca91991203b [2018-11-10 01:39:59,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:39:59,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:39:59,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:39:59,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:39:59,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:39:59,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/../../sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c [2018-11-10 01:39:59,148 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/8a8d9b850/57c341cc87cf4f8e8e1a967dfb44eaf8/FLAG203fd03a1 [2018-11-10 01:39:59,547 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:39:59,547 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c [2018-11-10 01:39:59,551 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/8a8d9b850/57c341cc87cf4f8e8e1a967dfb44eaf8/FLAG203fd03a1 [2018-11-10 01:39:59,560 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/8a8d9b850/57c341cc87cf4f8e8e1a967dfb44eaf8 [2018-11-10 01:39:59,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:39:59,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:39:59,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:39:59,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:39:59,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:39:59,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1114ae3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59, skipping insertion in model container [2018-11-10 01:39:59,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:39:59,589 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:39:59,698 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:39:59,703 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:39:59,720 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:39:59,730 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:39:59,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59 WrapperNode [2018-11-10 01:39:59,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:39:59,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:39:59,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:39:59,731 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:39:59,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:39:59,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:39:59,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:39:59,758 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:39:59,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... [2018-11-10 01:39:59,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:39:59,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:39:59,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:39:59,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:39:59,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:39:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:39:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:39:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-10 01:39:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-10 01:39:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:39:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:39:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:39:59,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:40:00,077 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:40:00,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:40:00 BoogieIcfgContainer [2018-11-10 01:40:00,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:40:00,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 01:40:00,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 01:40:00,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 01:40:00,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:39:59" (1/3) ... [2018-11-10 01:40:00,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b07ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:40:00, skipping insertion in model container [2018-11-10 01:40:00,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:39:59" (2/3) ... [2018-11-10 01:40:00,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b07ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:40:00, skipping insertion in model container [2018-11-10 01:40:00,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:40:00" (3/3) ... [2018-11-10 01:40:00,083 INFO L112 eAbstractionObserver]: Analyzing ICFG test27_true-unreach-call_true-termination.c [2018-11-10 01:40:00,089 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 01:40:00,093 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 01:40:00,101 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 01:40:00,118 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 01:40:00,119 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 01:40:00,119 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 01:40:00,119 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 01:40:00,119 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 01:40:00,119 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 01:40:00,119 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 01:40:00,119 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 01:40:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2018-11-10 01:40:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 01:40:00,133 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:00,133 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:00,134 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:00,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:00,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1727734969, now seen corresponding path program 1 times [2018-11-10 01:40:00,139 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:00,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:00,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,177 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:00,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:40:00,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 01:40:00,246 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:40:00,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 01:40:00,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 01:40:00,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 01:40:00,259 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2018-11-10 01:40:00,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:00,272 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2018-11-10 01:40:00,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 01:40:00,273 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-10 01:40:00,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:00,281 INFO L225 Difference]: With dead ends: 45 [2018-11-10 01:40:00,281 INFO L226 Difference]: Without dead ends: 22 [2018-11-10 01:40:00,284 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 [2018-11-10 01:40:00,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-10 01:40:00,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-11-10 01:40:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-10 01:40:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2018-11-10 01:40:00,306 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 17 [2018-11-10 01:40:00,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:00,306 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2018-11-10 01:40:00,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 01:40:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-10 01:40:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 01:40:00,307 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:00,307 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] [2018-11-10 01:40:00,307 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:00,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:00,307 INFO L82 PathProgramCache]: Analyzing trace with hash -996451614, now seen corresponding path program 1 times [2018-11-10 01:40:00,308 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:00,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:00,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,309 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:00,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:40:00,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 01:40:00,367 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:40:00,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 01:40:00,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 01:40:00,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 01:40:00,369 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand 3 states. [2018-11-10 01:40:00,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:00,390 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2018-11-10 01:40:00,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 01:40:00,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-10 01:40:00,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:00,392 INFO L225 Difference]: With dead ends: 38 [2018-11-10 01:40:00,392 INFO L226 Difference]: Without dead ends: 25 [2018-11-10 01:40:00,392 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 [2018-11-10 01:40:00,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-10 01:40:00,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2018-11-10 01:40:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-10 01:40:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-11-10 01:40:00,397 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 20 [2018-11-10 01:40:00,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:00,397 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-11-10 01:40:00,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 01:40:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-11-10 01:40:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 01:40:00,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:00,398 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] [2018-11-10 01:40:00,398 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:00,398 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:00,398 INFO L82 PathProgramCache]: Analyzing trace with hash 912031803, now seen corresponding path program 1 times [2018-11-10 01:40:00,398 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:00,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:00,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:00,400 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:00,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:00,466 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:00,466 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:00,467 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 24 with the following transitions: [2018-11-10 01:40:00,468 INFO L202 CegarAbsIntRunner]: [0], [1], [5], [9], [12], [14], [16], [22], [25], [29], [31], [34], [41], [44], [54], [57], [58], [59], [60], [61], [63], [64] [2018-11-10 01:40:00,507 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 01:40:00,508 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 01:40:01,413 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-10 01:40:01,414 INFO L272 AbstractInterpreter]: Visited 22 different actions 54 times. Merged at 3 different actions 24 times. Widened at 1 different actions 4 times. Found 1 fixpoints after 1 different actions. Largest state had 74 variables. [2018-11-10 01:40:01,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:01,432 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-10 01:40:01,432 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:01,432 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:40:01,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:01,441 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 01:40:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:01,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:01,522 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:01,578 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 01:40:01,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2018-11-10 01:40:01,578 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 01:40:01,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 01:40:01,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 01:40:01,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-10 01:40:01,579 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 5 states. [2018-11-10 01:40:01,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:01,597 INFO L93 Difference]: Finished difference Result 41 states and 43 transitions. [2018-11-10 01:40:01,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 01:40:01,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-11-10 01:40:01,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:01,599 INFO L225 Difference]: With dead ends: 41 [2018-11-10 01:40:01,599 INFO L226 Difference]: Without dead ends: 28 [2018-11-10 01:40:01,599 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-10 01:40:01,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-10 01:40:01,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2018-11-10 01:40:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-10 01:40:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2018-11-10 01:40:01,601 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 23 [2018-11-10 01:40:01,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:01,601 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2018-11-10 01:40:01,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 01:40:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-11-10 01:40:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:40:01,602 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:01,602 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:01,602 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:01,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:01,602 INFO L82 PathProgramCache]: Analyzing trace with hash -235556798, now seen corresponding path program 2 times [2018-11-10 01:40:01,602 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:01,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:01,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:01,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:01,603 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:40:01,672 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:01,672 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:01,672 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-10 01:40:01,672 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-10 01:40:01,672 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:01,672 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:01,680 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-10 01:40:01,680 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-10 01:40:01,712 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2018-11-10 01:40:01,712 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:40:01,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:01,743 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:01,746 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:40:01,772 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:01,773 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:01,774 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 16 treesize of output 13 [2018-11-10 01:40:01,775 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,801 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,801 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-11-10 01:40:01,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:40:01,837 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 [2018-11-10 01:40:01,838 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,862 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 45 treesize of output 36 [2018-11-10 01:40:01,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:40:01,867 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,901 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 31 treesize of output 40 [2018-11-10 01:40:01,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:40:01,905 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,929 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,939 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:01,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 62 [2018-11-10 01:40:01,988 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 22 treesize of output 21 [2018-11-10 01:40:01,989 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 65 [2018-11-10 01:40:02,007 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 17 treesize of output 16 [2018-11-10 01:40:02,007 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,020 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:02,032 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 51 treesize of output 86 [2018-11-10 01:40:02,036 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 [2018-11-10 01:40:02,037 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,047 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,054 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,061 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,091 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 15 treesize of output 16 [2018-11-10 01:40:02,095 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 [2018-11-10 01:40:02,095 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,098 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:02,121 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 9 variables, input treesize:268, output treesize:127 [2018-11-10 01:40:02,162 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 162 [2018-11-10 01:40:02,165 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 119 treesize of output 79 [2018-11-10 01:40:02,166 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:02,178 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 65 treesize of output 29 [2018-11-10 01:40:02,178 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,191 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 65 treesize of output 57 [2018-11-10 01:40:02,192 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:02,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:02,213 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 49 treesize of output 49 [2018-11-10 01:40:02,216 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 37 treesize of output 9 [2018-11-10 01:40:02,216 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,223 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,229 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,229 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:216, output treesize:9 [2018-11-10 01:40:02,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-10 01:40:02,243 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 9 [2018-11-10 01:40:02,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,245 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:02,258 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-11-10 01:40:02,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:40:02,269 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:40:02,340 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-10 01:40:02,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [5] total 13 [2018-11-10 01:40:02,340 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 01:40:02,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 01:40:02,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:40:02,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-11-10 01:40:02,341 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 6 states. [2018-11-10 01:40:02,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:02,433 INFO L93 Difference]: Finished difference Result 38 states and 39 transitions. [2018-11-10 01:40:02,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 01:40:02,435 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-11-10 01:40:02,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:02,435 INFO L225 Difference]: With dead ends: 38 [2018-11-10 01:40:02,435 INFO L226 Difference]: Without dead ends: 30 [2018-11-10 01:40:02,436 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2018-11-10 01:40:02,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-10 01:40:02,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-11-10 01:40:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-10 01:40:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-11-10 01:40:02,440 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 26 [2018-11-10 01:40:02,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:02,440 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-11-10 01:40:02,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 01:40:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-11-10 01:40:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 01:40:02,441 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:02,441 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:02,441 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:02,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:02,442 INFO L82 PathProgramCache]: Analyzing trace with hash -248186938, now seen corresponding path program 1 times [2018-11-10 01:40:02,442 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:02,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:02,442 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:40:02,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:02,443 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:40:02,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:02,492 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:02,493 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 30 with the following transitions: [2018-11-10 01:40:02,493 INFO L202 CegarAbsIntRunner]: [0], [1], [5], [9], [12], [14], [16], [22], [25], [29], [31], [34], [36], [41], [44], [54], [57], [58], [59], [60], [61], [63], [64] [2018-11-10 01:40:02,495 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 01:40:02,495 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 01:40:03,071 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-10 01:40:03,071 INFO L272 AbstractInterpreter]: Visited 23 different actions 57 times. Merged at 5 different actions 26 times. Widened at 1 different actions 4 times. Found 2 fixpoints after 2 different actions. Largest state had 75 variables. [2018-11-10 01:40:03,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:03,080 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-10 01:40:03,080 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:03,080 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:03,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:03,087 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 01:40:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:03,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:40:03,128 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:40:03,182 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 01:40:03,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-11-10 01:40:03,182 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 01:40:03,182 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 01:40:03,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:40:03,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-11-10 01:40:03,183 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 6 states. [2018-11-10 01:40:03,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:03,196 INFO L93 Difference]: Finished difference Result 50 states and 52 transitions. [2018-11-10 01:40:03,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 01:40:03,197 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-11-10 01:40:03,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:03,197 INFO L225 Difference]: With dead ends: 50 [2018-11-10 01:40:03,197 INFO L226 Difference]: Without dead ends: 34 [2018-11-10 01:40:03,198 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-11-10 01:40:03,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-11-10 01:40:03,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2018-11-10 01:40:03,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-10 01:40:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2018-11-10 01:40:03,200 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 29 [2018-11-10 01:40:03,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:03,200 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2018-11-10 01:40:03,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 01:40:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-10 01:40:03,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 01:40:03,201 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:03,201 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:03,201 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:03,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:03,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1937098381, now seen corresponding path program 2 times [2018-11-10 01:40:03,202 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:03,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:03,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:03,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:03,202 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:40:03,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:03,260 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:03,260 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-10 01:40:03,260 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-10 01:40:03,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:03,260 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:03,270 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-10 01:40:03,271 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-10 01:40:03,304 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-10 01:40:03,304 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:40:03,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:03,316 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:03,317 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:40:03,327 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:03,327 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:03,328 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 16 treesize of output 13 [2018-11-10 01:40:03,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,334 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,340 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-11-10 01:40:03,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 53 [2018-11-10 01:40:03,362 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 13 treesize of output 12 [2018-11-10 01:40:03,362 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,383 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 52 treesize of output 43 [2018-11-10 01:40:03,386 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 13 treesize of output 12 [2018-11-10 01:40:03,386 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,412 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 38 treesize of output 47 [2018-11-10 01:40:03,415 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 [2018-11-10 01:40:03,415 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,430 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,446 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:40:03,495 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 16 [2018-11-10 01:40:03,496 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,508 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 54 treesize of output 45 [2018-11-10 01:40:03,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:40:03,511 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,529 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 40 treesize of output 49 [2018-11-10 01:40:03,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:40:03,532 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,554 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,560 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,566 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,594 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 15 treesize of output 25 [2018-11-10 01:40:03,596 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 25 treesize of output 24 [2018-11-10 01:40:03,596 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,599 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,621 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:271, output treesize:130 [2018-11-10 01:40:03,646 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 162 [2018-11-10 01:40:03,653 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 75 treesize of output 39 [2018-11-10 01:40:03,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,663 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 95 treesize of output 87 [2018-11-10 01:40:03,664 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:03,673 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 97 treesize of output 57 [2018-11-10 01:40:03,674 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:03,681 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:03,692 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 49 treesize of output 49 [2018-11-10 01:40:03,696 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 37 treesize of output 9 [2018-11-10 01:40:03,696 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,703 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,708 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,708 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:219, output treesize:13 [2018-11-10 01:40:03,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-10 01:40:03,727 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 9 [2018-11-10 01:40:03,727 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,728 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,730 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:03,730 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:20, output treesize:9 [2018-11-10 01:40:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 01:40:03,740 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 01:40:03,827 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 01:40:03,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 16 [2018-11-10 01:40:03,827 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 01:40:03,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 01:40:03,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 01:40:03,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2018-11-10 01:40:03,828 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 11 states. [2018-11-10 01:40:03,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:03,988 INFO L93 Difference]: Finished difference Result 56 states and 59 transitions. [2018-11-10 01:40:03,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 01:40:03,989 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-11-10 01:40:03,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:03,989 INFO L225 Difference]: With dead ends: 56 [2018-11-10 01:40:03,989 INFO L226 Difference]: Without dead ends: 40 [2018-11-10 01:40:03,990 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2018-11-10 01:40:03,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-10 01:40:03,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2018-11-10 01:40:03,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-10 01:40:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2018-11-10 01:40:03,992 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 32 [2018-11-10 01:40:03,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:03,992 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2018-11-10 01:40:03,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 01:40:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-11-10 01:40:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 01:40:03,993 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:03,993 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:03,993 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:03,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:03,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1052612386, now seen corresponding path program 3 times [2018-11-10 01:40:03,993 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:03,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:03,994 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:40:03,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:03,994 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 01:40:04,064 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:04,064 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:04,064 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-10 01:40:04,064 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-10 01:40:04,064 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:04,064 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:04,072 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-10 01:40:04,073 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder TERMS_WITH_SMALL_CONSTANTS_FIRST (IT: FPandBP) [2018-11-10 01:40:04,106 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-10 01:40:04,107 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:40:04,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:04,120 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 11 treesize of output 8 [2018-11-10 01:40:04,124 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 [2018-11-10 01:40:04,124 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:04,126 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:04,135 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 [2018-11-10 01:40:04,140 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 [2018-11-10 01:40:04,141 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:04,142 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:04,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,149 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:105, output treesize:97 [2018-11-10 01:40:04,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 164 treesize of output 150 [2018-11-10 01:40:04,183 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 128 treesize of output 118 [2018-11-10 01:40:04,184 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,257 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 130 treesize of output 100 [2018-11-10 01:40:04,258 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,351 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 118 treesize of output 85 [2018-11-10 01:40:04,353 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:04,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 104 [2018-11-10 01:40:04,437 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,520 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 104 treesize of output 92 [2018-11-10 01:40:04,521 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,608 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 100 [2018-11-10 01:40:04,609 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:04,695 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 100 treesize of output 69 [2018-11-10 01:40:04,696 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:04,789 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 114 treesize of output 108 [2018-11-10 01:40:04,792 INFO L267 ElimStorePlain]: Start of recursive call 10: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-11-10 01:40:04,960 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 104 [2018-11-10 01:40:04,964 INFO L267 ElimStorePlain]: Start of recursive call 11: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-11-10 01:40:05,173 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 80 [2018-11-10 01:40:05,174 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:05,384 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 104 [2018-11-10 01:40:05,387 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:40:05,626 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 92 treesize of output 61 [2018-11-10 01:40:05,626 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:05,887 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 108 [2018-11-10 01:40:05,891 INFO L267 ElimStorePlain]: Start of recursive call 15: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-11-10 01:40:06,199 INFO L267 ElimStorePlain]: Start of recursive call 2: 13 dim-1 vars, End of recursive call: 29 dim-0 vars, and 22 xjuncts. [2018-11-10 01:40:06,483 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 1 case distinctions, treesize of input 73 treesize of output 65 [2018-11-10 01:40:06,485 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 57 treesize of output 33 [2018-11-10 01:40:06,486 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:06,502 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-11-10 01:40:06,502 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,516 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 34 [2018-11-10 01:40:06,516 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,528 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 34 treesize of output 26 [2018-11-10 01:40:06,529 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,547 INFO L267 ElimStorePlain]: Start of recursive call 16: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:40:06,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 101 [2018-11-10 01:40:06,570 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,571 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,574 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 44 [2018-11-10 01:40:06,575 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,628 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,629 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,631 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 40 [2018-11-10 01:40:06,632 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,649 INFO L267 ElimStorePlain]: Start of recursive call 21: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 89 [2018-11-10 01:40:06,668 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 73 treesize of output 63 [2018-11-10 01:40:06,668 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:06,749 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 37 [2018-11-10 01:40:06,749 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,825 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 50 [2018-11-10 01:40:06,825 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:06,898 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,899 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,904 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 50 [2018-11-10 01:40:06,905 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:06,984 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,985 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:06,990 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 46 [2018-11-10 01:40:06,991 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:07,006 INFO L267 ElimStorePlain]: Start of recursive call 24: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,016 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 97 [2018-11-10 01:40:07,019 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,020 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,022 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 44 [2018-11-10 01:40:07,023 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,047 INFO L267 ElimStorePlain]: Start of recursive call 30: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,062 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 85 [2018-11-10 01:40:07,067 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,068 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,074 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 50 [2018-11-10 01:40:07,075 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:07,114 INFO L267 ElimStorePlain]: Start of recursive call 32: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 45 [2018-11-10 01:40:07,133 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 48 [2018-11-10 01:40:07,135 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 4 xjuncts. [2018-11-10 01:40:07,143 INFO L267 ElimStorePlain]: Start of recursive call 34: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,149 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 1 case distinctions, treesize of input 81 treesize of output 71 [2018-11-10 01:40:07,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 43 [2018-11-10 01:40:07,152 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,167 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 63 treesize of output 55 [2018-11-10 01:40:07,168 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,184 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 43 treesize of output 41 [2018-11-10 01:40:07,184 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,199 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 29 [2018-11-10 01:40:07,199 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,207 INFO L267 ElimStorePlain]: Start of recursive call 36: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,218 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 97 [2018-11-10 01:40:07,221 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 89 treesize of output 57 [2018-11-10 01:40:07,222 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,266 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 45 [2018-11-10 01:40:07,267 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,306 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 58 [2018-11-10 01:40:07,306 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-11-10 01:40:07,342 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,368 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,370 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 44 [2018-11-10 01:40:07,370 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,383 INFO L267 ElimStorePlain]: Start of recursive call 41: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,393 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 1 case distinctions, treesize of input 69 treesize of output 63 [2018-11-10 01:40:07,395 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 59 treesize of output 53 [2018-11-10 01:40:07,396 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,413 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 53 treesize of output 30 [2018-11-10 01:40:07,413 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,440 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 55 treesize of output 28 [2018-11-10 01:40:07,441 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,453 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 28 treesize of output 26 [2018-11-10 01:40:07,453 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,462 INFO L267 ElimStorePlain]: Start of recursive call 47: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,474 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 79 [2018-11-10 01:40:07,487 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 51 [2018-11-10 01:40:07,488 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:07,534 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 44 [2018-11-10 01:40:07,534 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,569 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 28 treesize of output 26 [2018-11-10 01:40:07,569 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,598 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 63 treesize of output 39 [2018-11-10 01:40:07,598 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,622 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 39 treesize of output 26 [2018-11-10 01:40:07,622 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,643 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:07,650 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 46 [2018-11-10 01:40:07,651 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:07,663 INFO L267 ElimStorePlain]: Start of recursive call 52: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,665 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 93 treesize of output 71 [2018-11-10 01:40:07,667 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 67 treesize of output 57 [2018-11-10 01:40:07,667 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,676 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 25 [2018-11-10 01:40:07,676 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,679 INFO L267 ElimStorePlain]: Start of recursive call 59: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,681 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 93 treesize of output 71 [2018-11-10 01:40:07,683 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 67 treesize of output 57 [2018-11-10 01:40:07,684 INFO L267 ElimStorePlain]: Start of recursive call 63: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,693 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 25 [2018-11-10 01:40:07,693 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,696 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,703 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 1 case distinctions, treesize of input 57 treesize of output 53 [2018-11-10 01:40:07,707 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 49 treesize of output 45 [2018-11-10 01:40:07,707 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,722 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 45 treesize of output 33 [2018-11-10 01:40:07,723 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,737 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 45 treesize of output 41 [2018-11-10 01:40:07,738 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,759 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2018-11-10 01:40:07,759 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,770 INFO L267 ElimStorePlain]: Start of recursive call 65: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,780 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 101 [2018-11-10 01:40:07,785 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 93 treesize of output 61 [2018-11-10 01:40:07,786 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:07,848 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 46 [2018-11-10 01:40:07,848 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,890 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 58 [2018-11-10 01:40:07,891 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2018-11-10 01:40:07,932 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:07,969 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 59 [2018-11-10 01:40:07,969 INFO L267 ElimStorePlain]: Start of recursive call 75: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,002 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 50 treesize of output 38 [2018-11-10 01:40:08,002 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,033 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,038 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 44 [2018-11-10 01:40:08,039 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,054 INFO L267 ElimStorePlain]: Start of recursive call 70: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,059 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 61 treesize of output 49 [2018-11-10 01:40:08,061 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 37 treesize of output 33 [2018-11-10 01:40:08,061 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,068 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 33 treesize of output 9 [2018-11-10 01:40:08,068 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,077 INFO L267 ElimStorePlain]: Start of recursive call 78: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 89 [2018-11-10 01:40:08,099 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,109 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 50 [2018-11-10 01:40:08,110 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,167 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,168 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,175 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 50 [2018-11-10 01:40:08,176 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,261 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,262 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,270 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 46 [2018-11-10 01:40:08,271 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,279 INFO L267 ElimStorePlain]: Start of recursive call 81: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 83 [2018-11-10 01:40:08,306 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 51 [2018-11-10 01:40:08,307 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,403 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 45 [2018-11-10 01:40:08,404 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,477 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 71 treesize of output 63 [2018-11-10 01:40:08,478 INFO L267 ElimStorePlain]: Start of recursive call 88: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,570 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 63 treesize of output 45 [2018-11-10 01:40:08,571 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,643 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,649 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 42 [2018-11-10 01:40:08,650 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,682 INFO L267 ElimStorePlain]: Start of recursive call 85: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,697 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 57 [2018-11-10 01:40:08,712 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 52 [2018-11-10 01:40:08,714 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 4 xjuncts. [2018-11-10 01:40:08,754 INFO L267 ElimStorePlain]: Start of recursive call 91: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,766 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 79 [2018-11-10 01:40:08,770 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 71 treesize of output 63 [2018-11-10 01:40:08,770 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,815 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 67 treesize of output 59 [2018-11-10 01:40:08,816 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,873 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 63 treesize of output 45 [2018-11-10 01:40:08,874 INFO L267 ElimStorePlain]: Start of recursive call 96: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,916 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:08,922 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 46 [2018-11-10 01:40:08,923 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:08,942 INFO L267 ElimStorePlain]: Start of recursive call 93: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:08,952 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 85 [2018-11-10 01:40:08,955 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 77 treesize of output 67 [2018-11-10 01:40:08,956 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:08,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 49 [2018-11-10 01:40:08,994 INFO L267 ElimStorePlain]: Start of recursive call 100: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:09,032 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-11-10 01:40:09,032 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,068 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 73 treesize of output 63 [2018-11-10 01:40:09,069 INFO L267 ElimStorePlain]: Start of recursive call 102: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:09,123 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:09,125 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 52 [2018-11-10 01:40:09,125 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:09,157 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 29 treesize of output 18 [2018-11-10 01:40:09,158 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,184 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 33 [2018-11-10 01:40:09,184 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,201 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:09,208 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 50 [2018-11-10 01:40:09,209 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,221 INFO L267 ElimStorePlain]: Start of recursive call 98: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 75 [2018-11-10 01:40:09,229 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 71 treesize of output 61 [2018-11-10 01:40:09,229 INFO L267 ElimStorePlain]: Start of recursive call 108: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:09,245 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 29 [2018-11-10 01:40:09,245 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,261 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 40 [2018-11-10 01:40:09,262 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,266 INFO L267 ElimStorePlain]: Start of recursive call 107: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 83 [2018-11-10 01:40:09,285 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:09,290 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 46 [2018-11-10 01:40:09,291 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,338 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 63 treesize of output 55 [2018-11-10 01:40:09,339 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:09,504 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:09,511 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 42 [2018-11-10 01:40:09,512 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,529 INFO L267 ElimStorePlain]: Start of recursive call 111: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,547 INFO L202 ElimStorePlain]: Needed 114 recursive calls to eliminate 5 variables, input treesize:164, output treesize:9 [2018-11-10 01:40:09,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-10 01:40:09,569 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 9 [2018-11-10 01:40:09,569 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,576 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-11-10 01:40:09,584 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 01:40:09,584 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:09,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 64 [2018-11-10 01:40:09,652 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:09,656 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:09,657 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 36 [2018-11-10 01:40:09,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,671 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 59 treesize of output 57 [2018-11-10 01:40:09,672 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:09,683 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,694 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:40:09,694 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:59, output treesize:53 [2018-11-10 01:40:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 01:40:09,747 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 01:40:09,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2018-11-10 01:40:09,747 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 01:40:09,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-10 01:40:09,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-10 01:40:09,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2018-11-10 01:40:09,748 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 12 states. [2018-11-10 01:40:19,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:19,975 INFO L93 Difference]: Finished difference Result 65 states and 68 transitions. [2018-11-10 01:40:19,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-10 01:40:19,975 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 38 [2018-11-10 01:40:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:19,976 INFO L225 Difference]: With dead ends: 65 [2018-11-10 01:40:19,976 INFO L226 Difference]: Without dead ends: 46 [2018-11-10 01:40:19,976 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2018-11-10 01:40:19,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-10 01:40:19,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 45. [2018-11-10 01:40:19,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-10 01:40:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2018-11-10 01:40:19,979 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 38 [2018-11-10 01:40:19,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:19,979 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2018-11-10 01:40:19,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-10 01:40:19,980 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-11-10 01:40:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 01:40:19,980 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:19,980 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:19,981 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:19,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:19,981 INFO L82 PathProgramCache]: Analyzing trace with hash -44629715, now seen corresponding path program 4 times [2018-11-10 01:40:19,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:19,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:19,982 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:40:19,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:19,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:40:20,048 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:20,048 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:20,048 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-10 01:40:20,048 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-10 01:40:20,048 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:20,048 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:20,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:20,064 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 01:40:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:20,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:40:20,113 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:40:20,198 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 01:40:20,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2018-11-10 01:40:20,198 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 01:40:20,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 01:40:20,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 01:40:20,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-11-10 01:40:20,199 INFO L87 Difference]: Start difference. First operand 45 states and 46 transitions. Second operand 9 states. [2018-11-10 01:40:20,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:40:20,273 INFO L93 Difference]: Finished difference Result 71 states and 73 transitions. [2018-11-10 01:40:20,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 01:40:20,275 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2018-11-10 01:40:20,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:40:20,275 INFO L225 Difference]: With dead ends: 71 [2018-11-10 01:40:20,275 INFO L226 Difference]: Without dead ends: 49 [2018-11-10 01:40:20,276 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 82 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2018-11-10 01:40:20,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-11-10 01:40:20,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2018-11-10 01:40:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-10 01:40:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2018-11-10 01:40:20,280 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 44 [2018-11-10 01:40:20,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:40:20,280 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2018-11-10 01:40:20,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 01:40:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-11-10 01:40:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 01:40:20,281 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:40:20,281 INFO L375 BasicCegarLoop]: trace histogram [7, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:40:20,281 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:40:20,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:40:20,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1812196230, now seen corresponding path program 5 times [2018-11-10 01:40:20,281 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 01:40:20,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:20,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:40:20,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:40:20,282 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 01:40:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:40:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:40:20,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:20,351 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 01:40:20,351 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-10 01:40:20,351 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-10 01:40:20,351 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:40:20,351 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:40:20,361 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-10 01:40:20,361 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-10 01:40:20,409 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-10 01:40:20,409 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:40:20,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:40:20,425 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:20,426 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:40:20,440 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:20,441 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:20,442 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 16 treesize of output 13 [2018-11-10 01:40:20,442 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,447 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,453 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-11-10 01:40:20,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:40:20,487 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 [2018-11-10 01:40:20,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,527 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 45 treesize of output 36 [2018-11-10 01:40:20,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:40:20,532 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,581 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 31 treesize of output 40 [2018-11-10 01:40:20,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:40:20,584 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,597 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,607 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 62 [2018-11-10 01:40:20,665 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 22 treesize of output 21 [2018-11-10 01:40:20,666 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 65 [2018-11-10 01:40:20,684 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 17 treesize of output 16 [2018-11-10 01:40:20,684 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,696 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:20,703 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 51 treesize of output 86 [2018-11-10 01:40:20,707 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 [2018-11-10 01:40:20,707 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,716 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,723 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,730 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,757 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 15 treesize of output 16 [2018-11-10 01:40:20,759 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 [2018-11-10 01:40:20,759 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,762 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,784 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:20,784 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 7 variables, input treesize:271, output treesize:191 [2018-11-10 01:40:27,023 WARN L179 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 62 [2018-11-10 01:40:29,085 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 01:40:29,085 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:40:31,480 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2018-11-10 01:40:31,488 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 1715 treesize of output 1372 [2018-11-10 01:40:31,491 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 [2018-11-10 01:40:31,491 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:31,533 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 1371 treesize of output 1137 [2018-11-10 01:40:33,322 WARN L179 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 288 DAG size of output: 247 [2018-11-10 01:40:33,323 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-10 01:40:33,390 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-10 01:40:33,396 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-10 01:40:33,457 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 1740 treesize of output 1739 [2018-11-10 01:40:33,458 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,461 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 1649 treesize of output 1648 [2018-11-10 01:40:33,462 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,465 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 1376 treesize of output 1375 [2018-11-10 01:40:33,465 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,468 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 1544 treesize of output 1543 [2018-11-10 01:40:33,469 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,475 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 1743 treesize of output 1742 [2018-11-10 01:40:33,476 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,487 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 1169 treesize of output 1168 [2018-11-10 01:40:33,487 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,490 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 1373 treesize of output 1372 [2018-11-10 01:40:33,491 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,494 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 1470 treesize of output 1469 [2018-11-10 01:40:33,495 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,497 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,497 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,500 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 1569 treesize of output 1568 [2018-11-10 01:40:33,500 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,503 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 1547 treesize of output 1546 [2018-11-10 01:40:33,504 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,506 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 1358 treesize of output 1357 [2018-11-10 01:40:33,507 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,510 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 1047 treesize of output 1046 [2018-11-10 01:40:33,510 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,513 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,513 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,515 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 1554 treesize of output 1553 [2018-11-10 01:40:33,516 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,518 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 1348 treesize of output 1347 [2018-11-10 01:40:33,519 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,522 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 1638 treesize of output 1637 [2018-11-10 01:40:33,523 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,526 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 1551 treesize of output 1550 [2018-11-10 01:40:33,527 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,530 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 1251 treesize of output 1250 [2018-11-10 01:40:33,530 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,532 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,533 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,536 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 1834 treesize of output 1833 [2018-11-10 01:40:33,537 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,540 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,540 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,543 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 1170 treesize of output 1169 [2018-11-10 01:40:33,543 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,546 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 1645 treesize of output 1644 [2018-11-10 01:40:33,547 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 1260 treesize of output 1259 [2018-11-10 01:40:33,550 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,553 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 984 treesize of output 983 [2018-11-10 01:40:33,554 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,557 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 1755 treesize of output 1754 [2018-11-10 01:40:33,558 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,560 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 1744 treesize of output 1743 [2018-11-10 01:40:33,561 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,564 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 1187 treesize of output 1186 [2018-11-10 01:40:33,564 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,568 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 1552 treesize of output 1551 [2018-11-10 01:40:33,569 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,571 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,571 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,575 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 2031 treesize of output 2030 [2018-11-10 01:40:33,575 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,578 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,578 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,583 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 1361 treesize of output 1360 [2018-11-10 01:40:33,583 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,587 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 1730 treesize of output 1729 [2018-11-10 01:40:33,588 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,591 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 1831 treesize of output 1830 [2018-11-10 01:40:33,592 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,594 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,594 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,597 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 1361 treesize of output 1360 [2018-11-10 01:40:33,597 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,600 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 1831 treesize of output 1830 [2018-11-10 01:40:33,601 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,603 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 1358 treesize of output 1357 [2018-11-10 01:40:33,604 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,607 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 1628 treesize of output 1627 [2018-11-10 01:40:33,607 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,610 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,610 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,612 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,612 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,615 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 1730 treesize of output 1729 [2018-11-10 01:40:33,616 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,619 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 1667 treesize of output 1666 [2018-11-10 01:40:33,619 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,622 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 1246 treesize of output 1245 [2018-11-10 01:40:33,622 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,625 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 1740 treesize of output 1739 [2018-11-10 01:40:33,626 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,629 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 1373 treesize of output 1372 [2018-11-10 01:40:33,629 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,632 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 1162 treesize of output 1161 [2018-11-10 01:40:33,632 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,635 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 1554 treesize of output 1553 [2018-11-10 01:40:33,636 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,638 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,639 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,642 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 1944 treesize of output 1943 [2018-11-10 01:40:33,643 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,646 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 1758 treesize of output 1757 [2018-11-10 01:40:33,647 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,650 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 1376 treesize of output 1375 [2018-11-10 01:40:33,651 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,654 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 1933 treesize of output 1932 [2018-11-10 01:40:33,655 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,658 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 1455 treesize of output 1454 [2018-11-10 01:40:33,658 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,661 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,661 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,664 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,664 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,667 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 1740 treesize of output 1739 [2018-11-10 01:40:33,668 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,671 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 1429 treesize of output 1428 [2018-11-10 01:40:33,671 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,674 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 1047 treesize of output 1046 [2018-11-10 01:40:33,674 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,678 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 1551 treesize of output 1550 [2018-11-10 01:40:33,678 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,682 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 1845 treesize of output 1844 [2018-11-10 01:40:33,683 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,686 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 1747 treesize of output 1746 [2018-11-10 01:40:33,686 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,689 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,689 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,692 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,692 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,695 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 1471 treesize of output 1470 [2018-11-10 01:40:33,696 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,700 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 1463 treesize of output 1462 [2018-11-10 01:40:33,701 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,704 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 869 treesize of output 868 [2018-11-10 01:40:33,705 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,708 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 1449 treesize of output 1448 [2018-11-10 01:40:33,709 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,712 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 945 treesize of output 944 [2018-11-10 01:40:33,713 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,717 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 1755 treesize of output 1754 [2018-11-10 01:40:33,718 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,721 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 1929 treesize of output 1928 [2018-11-10 01:40:33,722 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,725 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 1327 treesize of output 1326 [2018-11-10 01:40:33,726 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,730 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 1834 treesize of output 1833 [2018-11-10 01:40:33,730 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,736 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,736 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,740 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 1936 treesize of output 1935 [2018-11-10 01:40:33,740 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,743 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,743 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,746 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,746 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,749 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 1348 treesize of output 1347 [2018-11-10 01:40:33,749 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,753 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 1366 treesize of output 1365 [2018-11-10 01:40:33,753 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,756 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 1566 treesize of output 1565 [2018-11-10 01:40:33,757 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,760 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 1365 treesize of output 1364 [2018-11-10 01:40:33,760 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 1546 treesize of output 1545 [2018-11-10 01:40:33,764 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,768 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 1743 treesize of output 1742 [2018-11-10 01:40:33,769 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,772 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 1285 treesize of output 1284 [2018-11-10 01:40:33,772 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,775 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 1184 treesize of output 1183 [2018-11-10 01:40:33,776 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,779 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 1837 treesize of output 1836 [2018-11-10 01:40:33,780 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,786 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 1452 treesize of output 1451 [2018-11-10 01:40:33,787 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,790 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 1929 treesize of output 1928 [2018-11-10 01:40:33,791 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,794 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 1743 treesize of output 1742 [2018-11-10 01:40:33,794 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,798 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 1853 treesize of output 1852 [2018-11-10 01:40:33,798 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,801 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 1743 treesize of output 1742 [2018-11-10 01:40:33,802 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,805 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 1628 treesize of output 1627 [2018-11-10 01:40:33,805 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,809 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 1361 treesize of output 1360 [2018-11-10 01:40:33,809 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,814 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 2020 treesize of output 2019 [2018-11-10 01:40:33,814 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,817 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 1172 treesize of output 1171 [2018-11-10 01:40:33,818 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,820 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,820 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,823 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 1285 treesize of output 1284 [2018-11-10 01:40:33,823 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,826 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 1060 treesize of output 1059 [2018-11-10 01:40:33,827 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,830 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 1449 treesize of output 1448 [2018-11-10 01:40:33,830 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,836 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 1551 treesize of output 1550 [2018-11-10 01:40:33,837 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,841 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 1852 treesize of output 1851 [2018-11-10 01:40:33,842 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,846 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 1758 treesize of output 1757 [2018-11-10 01:40:33,847 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,850 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 1547 treesize of output 1546 [2018-11-10 01:40:33,851 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,854 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 869 treesize of output 868 [2018-11-10 01:40:33,855 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,859 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 1170 treesize of output 1169 [2018-11-10 01:40:33,860 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,863 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 1648 treesize of output 1647 [2018-11-10 01:40:33,864 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,867 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,867 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,871 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 2122 treesize of output 2121 [2018-11-10 01:40:33,872 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,875 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 1463 treesize of output 1462 [2018-11-10 01:40:33,876 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 2030 treesize of output 2029 [2018-11-10 01:40:33,889 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,892 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,892 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,895 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,895 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,897 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,898 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,901 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 1442 treesize of output 1441 [2018-11-10 01:40:33,902 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,906 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 1642 treesize of output 1641 [2018-11-10 01:40:33,906 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,910 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 1845 treesize of output 1844 [2018-11-10 01:40:33,911 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,914 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 1362 treesize of output 1361 [2018-11-10 01:40:33,915 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,918 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 1246 treesize of output 1245 [2018-11-10 01:40:33,919 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,923 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 1933 treesize of output 1932 [2018-11-10 01:40:33,924 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,927 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:40:33,928 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,932 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 1667 treesize of output 1666 [2018-11-10 01:40:33,932 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,936 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 1552 treesize of output 1551 [2018-11-10 01:40:33,936 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,940 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 1452 treesize of output 1451 [2018-11-10 01:40:33,941 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,945 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 1928 treesize of output 1927 [2018-11-10 01:40:33,945 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,949 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 1263 treesize of output 1262 [2018-11-10 01:40:33,949 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,953 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 1936 treesize of output 1935 [2018-11-10 01:40:33,954 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,958 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 1361 treesize of output 1360 [2018-11-10 01:40:33,958 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,962 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 1562 treesize of output 1561 [2018-11-10 01:40:33,962 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,966 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 1554 treesize of output 1553 [2018-11-10 01:40:33,967 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:33,971 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 945 treesize of output 944 [2018-11-10 01:40:33,971 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:40,060 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:40,060 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,061 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 1073 treesize of output 1077 [2018-11-10 01:40:40,061 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:40,077 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 1066 treesize of output 1076 [2018-11-10 01:40:40,078 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:40,082 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,094 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 948 treesize of output 961 [2018-11-10 01:40:40,094 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:40,115 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 1168 treesize of output 1178 [2018-11-10 01:40:40,115 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:40,118 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:40,119 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,119 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 1164 treesize of output 1168 [2018-11-10 01:40:40,119 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:40,122 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,123 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,123 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 941 treesize of output 956 [2018-11-10 01:40:40,123 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:40,128 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,138 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 865 treesize of output 878 [2018-11-10 01:40:40,139 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:40,143 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:40,143 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:40,144 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 1165 treesize of output 1169 [2018-11-10 01:40:40,144 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:40,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 1085 treesize of output 1095 [2018-11-10 01:40:40,163 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:41,550 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1074 treesize of output 1050 [2018-11-10 01:40:41,560 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 [2018-11-10 01:40:41,560 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,589 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,591 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 926 treesize of output 913 [2018-11-10 01:40:41,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,596 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,597 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 900 treesize of output 730 [2018-11-10 01:40:41,597 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,616 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 [2018-11-10 01:40:41,616 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,629 INFO L267 ElimStorePlain]: Start of recursive call 148: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,651 INFO L267 ElimStorePlain]: Start of recursive call 146: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,655 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,656 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,657 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 946 treesize of output 952 [2018-11-10 01:40:41,662 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,663 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 709 treesize of output 911 [2018-11-10 01:40:41,672 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:41,713 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 716 treesize of output 708 [2018-11-10 01:40:41,716 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,718 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,722 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,730 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 1 case distinctions, treesize of input 704 treesize of output 790 [2018-11-10 01:40:41,731 INFO L267 ElimStorePlain]: Start of recursive call 154: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:41,781 INFO L267 ElimStorePlain]: Start of recursive call 153: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:41,825 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:41,830 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,831 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,840 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1067 treesize of output 1054 [2018-11-10 01:40:41,862 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,864 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:41,875 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:41,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 10 case distinctions, treesize of input 1049 treesize of output 979 [2018-11-10 01:40:41,911 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:42,017 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 1006 treesize of output 992 [2018-11-10 01:40:42,019 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 289 treesize of output 195 [2018-11-10 01:40:42,020 INFO L267 ElimStorePlain]: Start of recursive call 158: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:42,046 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:42,053 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:42,079 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 884 treesize of output 915 [2018-11-10 01:40:42,083 INFO L267 ElimStorePlain]: Start of recursive call 159: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 7 xjuncts. [2018-11-10 01:40:42,318 INFO L267 ElimStorePlain]: Start of recursive call 157: 2 dim-1 vars, End of recursive call: 15 dim-0 vars, and 7 xjuncts. [2018-11-10 01:40:42,643 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:42,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1094 treesize of output 1006 [2018-11-10 01:40:42,660 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:42,661 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:42,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 987 treesize of output 1417 [2018-11-10 01:40:42,778 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-10 01:40:42,822 INFO L267 ElimStorePlain]: Start of recursive call 161: 80 dim-0 vars, End of recursive call: 80 dim-0 vars, and 84 xjuncts. [2018-11-10 01:40:50,066 INFO L267 ElimStorePlain]: Start of recursive call 160: 1 dim-1 vars, End of recursive call: 80 dim-0 vars, and 65 xjuncts. [2018-11-10 01:40:57,968 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 95 dim-0 vars, and 72 xjuncts. [2018-11-10 01:40:57,972 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:57,973 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:57,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1166 treesize of output 1141 [2018-11-10 01:40:57,984 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:57,985 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:57,987 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:57,987 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:57,993 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 978 treesize of output 1835 [2018-11-10 01:40:57,993 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:58,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1171 treesize of output 1159 [2018-11-10 01:40:58,044 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,045 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,045 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,051 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 0 case distinctions, treesize of input 1155 treesize of output 1056 [2018-11-10 01:40:58,052 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,074 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,102 INFO L267 ElimStorePlain]: Start of recursive call 162: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,105 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,106 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:58,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 866 treesize of output 860 [2018-11-10 01:40:58,118 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,120 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,120 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,123 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,124 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,136 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 3 case distinctions, treesize of input 715 treesize of output 752 [2018-11-10 01:40:58,137 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:58,217 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,219 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 734 treesize of output 737 [2018-11-10 01:40:58,222 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 289 treesize of output 195 [2018-11-10 01:40:58,222 INFO L267 ElimStorePlain]: Start of recursive call 169: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,257 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,257 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,258 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,258 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,259 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 0 case distinctions, treesize of input 231 treesize of output 225 [2018-11-10 01:40:58,259 INFO L267 ElimStorePlain]: Start of recursive call 170: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,282 INFO L267 ElimStorePlain]: Start of recursive call 168: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,284 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,287 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 719 treesize of output 722 [2018-11-10 01:40:58,290 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 289 treesize of output 195 [2018-11-10 01:40:58,290 INFO L267 ElimStorePlain]: Start of recursive call 172: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:40:58,308 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,309 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,311 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,311 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,320 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 217 treesize of output 221 [2018-11-10 01:40:58,320 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:58,358 INFO L267 ElimStorePlain]: Start of recursive call 171: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:40:58,432 INFO L267 ElimStorePlain]: Start of recursive call 166: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-10 01:40:58,438 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:40:58,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 1169 treesize of output 1160 [2018-11-10 01:40:58,503 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 1148 treesize of output 1147 [2018-11-10 01:40:58,504 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-11-10 01:40:58,996 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:58,997 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:59,004 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:40:59,026 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 1116 treesize of output 1058 [2018-11-10 01:40:59,027 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 2 xjuncts. [2018-11-10 01:40:59,618 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 1127 treesize of output 1128 [2018-11-10 01:40:59,619 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-11-10 01:41:00,156 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:00,160 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:00,166 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:00,179 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:00,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 1114 treesize of output 1338 [2018-11-10 01:41:00,204 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 2 xjuncts. [2018-11-10 01:41:00,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1192 treesize of output 1122 [2018-11-10 01:41:01,039 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2018-11-10 01:41:01,087 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 1102 treesize of output 1207 [2018-11-10 01:41:01,092 INFO L267 ElimStorePlain]: Start of recursive call 180: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 11 xjuncts. [2018-11-10 01:41:01,738 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:01,749 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:01,790 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 1099 treesize of output 1204 [2018-11-10 01:41:01,795 INFO L267 ElimStorePlain]: Start of recursive call 181: 18 dim-0 vars, End of recursive call: 18 dim-0 vars, and 16 xjuncts. [2018-11-10 01:41:03,240 INFO L267 ElimStorePlain]: Start of recursive call 179: 2 dim-1 vars, End of recursive call: 35 dim-0 vars, and 24 xjuncts. [2018-11-10 01:41:05,648 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:05,651 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 918 [2018-11-10 01:41:05,657 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:05,658 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 0 case distinctions, treesize of input 412 treesize of output 400 [2018-11-10 01:41:05,658 INFO L267 ElimStorePlain]: Start of recursive call 183: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:05,691 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 283 treesize of output 189 [2018-11-10 01:41:05,692 INFO L267 ElimStorePlain]: Start of recursive call 184: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:05,720 INFO L267 ElimStorePlain]: Start of recursive call 182: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:05,723 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:05,724 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:05,727 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 1196 treesize of output 1197 [2018-11-10 01:41:05,730 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 289 treesize of output 195 [2018-11-10 01:41:05,730 INFO L267 ElimStorePlain]: Start of recursive call 186: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:05,762 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:05,763 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:05,767 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:05,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 874 treesize of output 783 [2018-11-10 01:41:05,776 INFO L267 ElimStorePlain]: Start of recursive call 187: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:41:05,831 INFO L267 ElimStorePlain]: Start of recursive call 185: 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-11-10 01:41:08,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 1135 treesize of output 1125 [2018-11-10 01:41:08,421 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 1116 treesize of output 1022 [2018-11-10 01:41:08,422 INFO L267 ElimStorePlain]: Start of recursive call 189: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:08,498 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 1107 treesize of output 1101 [2018-11-10 01:41:08,498 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-11-10 01:41:08,576 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:08,577 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:08,599 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1101 treesize of output 1186 [2018-11-10 01:41:08,600 INFO L267 ElimStorePlain]: Start of recursive call 191: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:08,817 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 1022 treesize of output 1016 [2018-11-10 01:41:08,818 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-11-10 01:41:09,034 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:09,036 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:09,037 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 1016 treesize of output 893 [2018-11-10 01:41:09,037 INFO L267 ElimStorePlain]: Start of recursive call 193: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:09,253 INFO L267 ElimStorePlain]: Start of recursive call 188: 5 dim-1 vars, End of recursive call: 6 dim-0 vars, and 5 xjuncts. [2018-11-10 01:41:12,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1135 treesize of output 1125 [2018-11-10 01:41:12,335 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:12,337 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:12,362 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1098 treesize of output 1183 [2018-11-10 01:41:12,364 INFO L267 ElimStorePlain]: Start of recursive call 195: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:12,723 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:12,724 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:12,725 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:12,725 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 0 case distinctions, treesize of input 1110 treesize of output 990 [2018-11-10 01:41:12,726 INFO L267 ElimStorePlain]: Start of recursive call 196: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:13,031 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:13,033 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:13,034 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:13,034 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 1107 treesize of output 993 [2018-11-10 01:41:13,035 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:13,345 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 979 treesize of output 885 [2018-11-10 01:41:13,346 INFO L267 ElimStorePlain]: Start of recursive call 198: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:13,645 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 982 treesize of output 882 [2018-11-10 01:41:13,645 INFO L267 ElimStorePlain]: Start of recursive call 199: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:13,943 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:13,944 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:13,967 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1101 treesize of output 1186 [2018-11-10 01:41:13,969 INFO L267 ElimStorePlain]: Start of recursive call 200: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:14,415 INFO L267 ElimStorePlain]: Start of recursive call 194: 6 dim-1 vars, End of recursive call: 12 dim-0 vars, and 9 xjuncts. [2018-11-10 01:41:18,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 1128 treesize of output 1114 [2018-11-10 01:41:18,182 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:18,196 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:18,241 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 2 new quantified variables, introduced 6 case distinctions, treesize of input 1105 treesize of output 1157 [2018-11-10 01:41:18,244 INFO L267 ElimStorePlain]: Start of recursive call 202: 7 dim-0 vars, End of recursive call: 7 dim-0 vars, and 16 xjuncts. [2018-11-10 01:41:18,676 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:18,677 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:18,679 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:18,684 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:18,698 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 1102 treesize of output 1151 [2018-11-10 01:41:18,699 INFO L267 ElimStorePlain]: Start of recursive call 203: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-10 01:41:19,056 INFO L267 ElimStorePlain]: Start of recursive call 201: 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 9 xjuncts. [2018-11-10 01:41:23,547 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:23,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1148 treesize of output 1126 [2018-11-10 01:41:23,574 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:23,576 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:23,599 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1101 treesize of output 1186 [2018-11-10 01:41:23,601 INFO L267 ElimStorePlain]: Start of recursive call 205: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:23,932 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:23,943 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:23,983 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 1095 treesize of output 1200 [2018-11-10 01:41:23,989 INFO L267 ElimStorePlain]: Start of recursive call 206: 18 dim-0 vars, End of recursive call: 18 dim-0 vars, and 16 xjuncts. [2018-11-10 01:41:25,036 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:25,050 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:25,095 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 1104 treesize of output 1203 [2018-11-10 01:41:25,102 INFO L267 ElimStorePlain]: Start of recursive call 207: 18 dim-0 vars, End of recursive call: 18 dim-0 vars, and 16 xjuncts. [2018-11-10 01:41:27,020 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:27,021 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:27,031 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:27,048 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1098 treesize of output 1183 [2018-11-10 01:41:27,050 INFO L267 ElimStorePlain]: Start of recursive call 208: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:29,087 INFO L267 ElimStorePlain]: Start of recursive call 204: 4 dim-1 vars, End of recursive call: 44 dim-0 vars, and 31 xjuncts. [2018-11-10 01:41:38,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1135 treesize of output 1131 [2018-11-10 01:41:38,920 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:38,920 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:38,922 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:38,950 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1101 treesize of output 1197 [2018-11-10 01:41:38,952 INFO L267 ElimStorePlain]: Start of recursive call 210: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:41:39,332 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:39,395 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 1104 treesize of output 1203 [2018-11-10 01:41:39,402 INFO L267 ElimStorePlain]: Start of recursive call 211: 18 dim-0 vars, End of recursive call: 18 dim-0 vars, and 16 xjuncts. [2018-11-10 01:41:40,468 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 1106 treesize of output 1012 [2018-11-10 01:41:40,469 INFO L267 ElimStorePlain]: Start of recursive call 212: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:41,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:41,412 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:41,415 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:41,438 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1012 treesize of output 913 [2018-11-10 01:41:41,440 INFO L267 ElimStorePlain]: Start of recursive call 213: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:41:42,570 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:42,571 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:41:42,572 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:41:42,572 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 0 case distinctions, treesize of input 1110 treesize of output 990 [2018-11-10 01:41:42,573 INFO L267 ElimStorePlain]: Start of recursive call 214: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:43,635 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 979 treesize of output 885 [2018-11-10 01:41:43,636 INFO L267 ElimStorePlain]: Start of recursive call 215: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:41:44,684 INFO L267 ElimStorePlain]: Start of recursive call 209: 6 dim-1 vars, End of recursive call: 31 dim-0 vars, and 20 xjuncts. [2018-11-10 01:42:00,665 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 1128 treesize of output 1108 [2018-11-10 01:42:00,668 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:00,669 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:00,670 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:00,671 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:00,671 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 985 treesize of output 835 [2018-11-10 01:42:00,672 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:00,703 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 247 treesize of output 242 [2018-11-10 01:42:00,703 INFO L267 ElimStorePlain]: Start of recursive call 218: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:00,729 INFO L267 ElimStorePlain]: Start of recursive call 216: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:15,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1193 treesize of output 1179 [2018-11-10 01:42:15,500 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:15,500 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:15,504 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:15,504 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:15,514 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:15,532 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 969 treesize of output 1167 [2018-11-10 01:42:15,533 INFO L267 ElimStorePlain]: Start of recursive call 220: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:15,702 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:15,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 903 [2018-11-10 01:42:15,709 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:15,718 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:15,724 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 1 case distinctions, treesize of input 404 treesize of output 587 [2018-11-10 01:42:15,725 INFO L267 ElimStorePlain]: Start of recursive call 222: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:15,789 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:31,180 INFO L267 ElimStorePlain]: Start of recursive call 174: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: 149 dim-0 vars, and 102 xjuncts. [2018-11-10 01:42:31,190 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:31,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 949 treesize of output 957 [2018-11-10 01:42:31,213 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,215 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,217 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,219 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,229 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 3 case distinctions, treesize of input 947 treesize of output 974 [2018-11-10 01:42:31,230 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 2 xjuncts. [2018-11-10 01:42:31,438 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,438 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,439 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,449 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:31,450 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 934 treesize of output 982 [2018-11-10 01:42:31,466 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 2 xjuncts. [2018-11-10 01:42:31,686 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 741 treesize of output 729 [2018-11-10 01:42:31,689 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,692 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,693 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,693 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,698 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:31,709 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 2 case distinctions, treesize of input 326 treesize of output 526 [2018-11-10 01:42:31,710 INFO L267 ElimStorePlain]: Start of recursive call 227: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:31,771 INFO L267 ElimStorePlain]: Start of recursive call 226: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:31,773 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 803 treesize of output 793 [2018-11-10 01:42:31,776 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,781 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,782 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,782 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,788 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:31,789 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:31,801 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 2 case distinctions, treesize of input 312 treesize of output 513 [2018-11-10 01:42:31,802 INFO L267 ElimStorePlain]: Start of recursive call 229: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-10 01:42:31,892 INFO L267 ElimStorePlain]: Start of recursive call 228: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-10 01:42:32,235 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 977 treesize of output 923 [2018-11-10 01:42:32,374 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2018-11-10 01:42:32,384 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,391 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,429 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 914 treesize of output 1118 [2018-11-10 01:42:32,432 INFO L267 ElimStorePlain]: Start of recursive call 231: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-11-10 01:42:32,909 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,912 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,913 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:32,913 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,924 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:32,949 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 890 treesize of output 1102 [2018-11-10 01:42:32,951 INFO L267 ElimStorePlain]: Start of recursive call 232: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-11-10 01:42:33,618 INFO L267 ElimStorePlain]: Start of recursive call 230: 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 11 xjuncts. [2018-11-10 01:42:34,733 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 0 case distinctions, treesize of input 828 treesize of output 820 [2018-11-10 01:42:34,736 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 289 treesize of output 195 [2018-11-10 01:42:34,736 INFO L267 ElimStorePlain]: Start of recursive call 234: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:34,765 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,766 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,766 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,766 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,767 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:34,768 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 0 case distinctions, treesize of input 221 treesize of output 225 [2018-11-10 01:42:34,768 INFO L267 ElimStorePlain]: Start of recursive call 235: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:34,793 INFO L267 ElimStorePlain]: Start of recursive call 233: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:34,797 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 0 case distinctions, treesize of input 905 treesize of output 897 [2018-11-10 01:42:34,800 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 289 treesize of output 195 [2018-11-10 01:42:34,800 INFO L267 ElimStorePlain]: Start of recursive call 237: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:34,827 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,827 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,829 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,829 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:34,836 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 217 treesize of output 221 [2018-11-10 01:42:34,837 INFO L267 ElimStorePlain]: Start of recursive call 238: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:34,885 INFO L267 ElimStorePlain]: Start of recursive call 236: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:35,972 INFO L267 ElimStorePlain]: Start of recursive call 223: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 18 dim-0 vars, and 19 xjuncts. [2018-11-10 01:42:35,978 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:36,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 1086 treesize of output 1052 [2018-11-10 01:42:36,016 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 1046 treesize of output 1045 [2018-11-10 01:42:36,016 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:36,117 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:36,117 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:36,123 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:36,148 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 1021 treesize of output 963 [2018-11-10 01:42:36,149 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 2 xjuncts. [2018-11-10 01:42:36,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1018 treesize of output 1017 [2018-11-10 01:42:36,286 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 195 [2018-11-10 01:42:36,286 INFO L267 ElimStorePlain]: Start of recursive call 243: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:36,346 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 884 treesize of output 900 [2018-11-10 01:42:36,347 INFO L267 ElimStorePlain]: Start of recursive call 244: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:42:36,423 INFO L267 ElimStorePlain]: Start of recursive call 242: 2 dim-1 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-11-10 01:42:36,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1033 treesize of output 1029 [2018-11-10 01:42:36,632 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 1008 treesize of output 914 [2018-11-10 01:42:36,632 INFO L267 ElimStorePlain]: Start of recursive call 246: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:36,768 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:36,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 1002 treesize of output 1213 [2018-11-10 01:42:36,841 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 01:42:36,857 INFO L267 ElimStorePlain]: Start of recursive call 247: 34 dim-0 vars, End of recursive call: 34 dim-0 vars, and 64 xjuncts. [2018-11-10 01:42:38,415 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:38,416 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:38,417 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:38,417 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 0 case distinctions, treesize of input 914 treesize of output 794 [2018-11-10 01:42:38,418 INFO L267 ElimStorePlain]: Start of recursive call 248: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:39,659 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:39,660 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:39,680 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 999 treesize of output 1084 [2018-11-10 01:42:39,682 INFO L267 ElimStorePlain]: Start of recursive call 249: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:41,118 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:41,124 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:41,127 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:41,150 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1011 treesize of output 912 [2018-11-10 01:42:41,152 INFO L267 ElimStorePlain]: Start of recursive call 250: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:42:42,756 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 885 treesize of output 791 [2018-11-10 01:42:42,756 INFO L267 ElimStorePlain]: Start of recursive call 251: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:42,759 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 789 treesize of output 695 [2018-11-10 01:42:42,759 INFO L267 ElimStorePlain]: Start of recursive call 252: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:42,762 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 786 treesize of output 692 [2018-11-10 01:42:42,762 INFO L267 ElimStorePlain]: Start of recursive call 253: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:44,417 INFO L267 ElimStorePlain]: Start of recursive call 245: 6 dim-1 vars, End of recursive call: 39 dim-0 vars, and 27 xjuncts. [2018-11-10 01:42:46,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 1033 treesize of output 1023 [2018-11-10 01:42:46,417 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 1014 treesize of output 920 [2018-11-10 01:42:46,418 INFO L267 ElimStorePlain]: Start of recursive call 255: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:46,479 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:46,480 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:46,481 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 920 treesize of output 797 [2018-11-10 01:42:46,481 INFO L267 ElimStorePlain]: Start of recursive call 256: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:46,546 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 1005 treesize of output 999 [2018-11-10 01:42:46,546 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:46,607 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 789 treesize of output 783 [2018-11-10 01:42:46,607 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:46,673 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:46,674 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:46,696 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 999 treesize of output 1084 [2018-11-10 01:42:46,697 INFO L267 ElimStorePlain]: Start of recursive call 259: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:46,877 INFO L267 ElimStorePlain]: Start of recursive call 254: 5 dim-1 vars, End of recursive call: 6 dim-0 vars, and 5 xjuncts. [2018-11-10 01:42:49,284 INFO L267 ElimStorePlain]: Start of recursive call 239: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 52 dim-0 vars, and 34 xjuncts. [2018-11-10 01:42:49,289 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:49,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1165 treesize of output 1162 [2018-11-10 01:42:49,325 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 1143 treesize of output 1144 [2018-11-10 01:42:49,325 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:49,433 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 1137 treesize of output 1136 [2018-11-10 01:42:49,433 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:49,540 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 1121 treesize of output 1104 [2018-11-10 01:42:49,543 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,544 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:49,545 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,545 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 985 treesize of output 824 [2018-11-10 01:42:49,545 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:49,575 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 0 case distinctions, treesize of input 247 treesize of output 242 [2018-11-10 01:42:49,575 INFO L267 ElimStorePlain]: Start of recursive call 265: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:49,596 INFO L267 ElimStorePlain]: Start of recursive call 263: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:49,699 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,710 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 1136 treesize of output 1127 [2018-11-10 01:42:49,714 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,715 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:49,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1118 treesize of output 986 [2018-11-10 01:42:49,716 INFO L267 ElimStorePlain]: Start of recursive call 267: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:49,787 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 1100 treesize of output 1094 [2018-11-10 01:42:49,788 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:49,864 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,865 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:49,866 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:49,888 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1094 treesize of output 1190 [2018-11-10 01:42:49,890 INFO L267 ElimStorePlain]: Start of recursive call 269: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:50,104 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 978 treesize of output 884 [2018-11-10 01:42:50,105 INFO L267 ElimStorePlain]: Start of recursive call 270: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:50,288 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 884 treesize of output 878 [2018-11-10 01:42:50,288 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:50,482 INFO L267 ElimStorePlain]: Start of recursive call 266: 5 dim-1 vars, End of recursive call: 6 dim-0 vars, and 5 xjuncts. [2018-11-10 01:42:50,784 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:50,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1136 treesize of output 1127 [2018-11-10 01:42:50,807 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 1112 treesize of output 1018 [2018-11-10 01:42:50,807 INFO L267 ElimStorePlain]: Start of recursive call 273: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:50,953 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:50,954 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:50,955 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:50,976 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 1094 treesize of output 1190 [2018-11-10 01:42:50,977 INFO L267 ElimStorePlain]: Start of recursive call 274: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:42:51,283 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 0 case distinctions, treesize of input 1100 treesize of output 1000 [2018-11-10 01:42:51,284 INFO L267 ElimStorePlain]: Start of recursive call 275: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:51,597 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:51,599 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:51,599 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 1000 treesize of output 883 [2018-11-10 01:42:51,600 INFO L267 ElimStorePlain]: Start of recursive call 276: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:51,911 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:51,911 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:51,913 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:51,921 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:51,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 1091 treesize of output 1199 [2018-11-10 01:42:51,946 INFO L267 ElimStorePlain]: Start of recursive call 277: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-11-10 01:42:52,430 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:52,431 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:52,432 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 1009 treesize of output 886 [2018-11-10 01:42:52,432 INFO L267 ElimStorePlain]: Start of recursive call 278: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:42:52,911 INFO L267 ElimStorePlain]: Start of recursive call 272: 6 dim-1 vars, End of recursive call: 13 dim-0 vars, and 10 xjuncts. [2018-11-10 01:42:53,799 INFO L267 ElimStorePlain]: Start of recursive call 260: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 15 xjuncts. [2018-11-10 01:42:53,802 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:53,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1067 treesize of output 1020 [2018-11-10 01:42:53,811 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:53,822 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 1 case distinctions, treesize of input 695 treesize of output 985 [2018-11-10 01:42:53,822 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 2 xjuncts. [2018-11-10 01:42:53,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 789 treesize of output 783 [2018-11-10 01:42:53,883 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:53,883 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:53,886 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:53,894 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 680 treesize of output 592 [2018-11-10 01:42:53,895 INFO L267 ElimStorePlain]: Start of recursive call 282: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:53,928 INFO L267 ElimStorePlain]: Start of recursive call 281: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:42:53,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 790 treesize of output 782 [2018-11-10 01:42:53,934 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:42:53,940 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:53,941 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:42:53,941 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 778 treesize of output 485 [2018-11-10 01:42:53,942 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-11-10 01:42:53,955 INFO L267 ElimStorePlain]: Start of recursive call 283: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:42:53,994 INFO L267 ElimStorePlain]: Start of recursive call 279: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:18,833 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,844 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 929 treesize of output 944 [2018-11-10 01:44:18,850 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,850 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,851 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:18,857 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,858 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:18,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 925 treesize of output 1042 [2018-11-10 01:44:18,862 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:18,991 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,991 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,992 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:18,994 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:18,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 929 treesize of output 950 [2018-11-10 01:44:18,995 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:19,102 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:19,104 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:19,109 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 948 treesize of output 932 [2018-11-10 01:44:19,348 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2018-11-10 01:44:19,353 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:19,362 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 911 treesize of output 1003 [2018-11-10 01:44:19,363 INFO L267 ElimStorePlain]: Start of recursive call 289: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:19,483 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 892 treesize of output 886 [2018-11-10 01:44:19,483 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:19,485 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 793 treesize of output 787 [2018-11-10 01:44:19,486 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:19,589 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:19,626 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 904 treesize of output 1015 [2018-11-10 01:44:19,629 INFO L267 ElimStorePlain]: Start of recursive call 292: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 16 xjuncts. [2018-11-10 01:44:20,232 INFO L267 ElimStorePlain]: Start of recursive call 288: 3 dim-1 vars, End of recursive call: 13 dim-0 vars, and 12 xjuncts. [2018-11-10 01:44:20,887 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 920 treesize of output 920 [2018-11-10 01:44:20,889 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:20,890 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:20,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 911 treesize of output 897 [2018-11-10 01:44:20,891 INFO L267 ElimStorePlain]: Start of recursive call 294: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:20,965 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 883 treesize of output 789 [2018-11-10 01:44:20,966 INFO L267 ElimStorePlain]: Start of recursive call 295: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:21,045 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 902 treesize of output 902 [2018-11-10 01:44:21,046 INFO L267 ElimStorePlain]: Start of recursive call 296: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:21,150 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:21,150 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:21,151 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 802 treesize of output 794 [2018-11-10 01:44:21,151 INFO L267 ElimStorePlain]: Start of recursive call 297: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:21,153 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:21,154 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:21,154 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 897 treesize of output 889 [2018-11-10 01:44:21,155 INFO L267 ElimStorePlain]: Start of recursive call 298: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:21,254 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 789 treesize of output 783 [2018-11-10 01:44:21,255 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:21,346 INFO L267 ElimStorePlain]: Start of recursive call 293: 5 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-10 01:44:22,140 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:22,142 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 826 treesize of output 817 [2018-11-10 01:44:22,146 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:22,147 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:22,150 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:22,155 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 319 treesize of output 411 [2018-11-10 01:44:22,156 INFO L267 ElimStorePlain]: Start of recursive call 301: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:22,207 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 [2018-11-10 01:44:22,208 INFO L267 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:22,244 INFO L267 ElimStorePlain]: Start of recursive call 300: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:23,067 INFO L267 ElimStorePlain]: Start of recursive call 285: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 19 dim-0 vars, and 17 xjuncts. [2018-11-10 01:44:23,070 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,070 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:23,076 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,084 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 1 case distinctions, treesize of input 865 treesize of output 875 [2018-11-10 01:44:23,087 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:23,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-11-10 01:44:23,088 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,123 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 727 treesize of output 735 [2018-11-10 01:44:23,126 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 726 treesize of output 632 [2018-11-10 01:44:23,127 INFO L267 ElimStorePlain]: Start of recursive call 306: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:23,167 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,170 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,183 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 705 treesize of output 799 [2018-11-10 01:44:23,184 INFO L267 ElimStorePlain]: Start of recursive call 307: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:44:23,272 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 687 treesize of output 681 [2018-11-10 01:44:23,272 INFO L267 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,274 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 687 treesize of output 681 [2018-11-10 01:44:23,274 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,276 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 786 treesize of output 780 [2018-11-10 01:44:23,277 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,352 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 [2018-11-10 01:44:23,352 INFO L267 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,423 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,424 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 614 treesize of output 588 [2018-11-10 01:44:23,425 INFO L267 ElimStorePlain]: Start of recursive call 312: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:23,491 INFO L267 ElimStorePlain]: Start of recursive call 305: 5 dim-1 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-11-10 01:44:23,569 INFO L267 ElimStorePlain]: Start of recursive call 303: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-11-10 01:44:23,571 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,573 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,574 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,575 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:23,576 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:23,585 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,592 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 1 case distinctions, treesize of input 1164 treesize of output 1169 [2018-11-10 01:44:23,595 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,596 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:23,604 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 987 treesize of output 1107 [2018-11-10 01:44:23,611 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,664 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 1002 treesize of output 1008 [2018-11-10 01:44:23,667 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 999 treesize of output 993 [2018-11-10 01:44:23,667 INFO L267 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:23,709 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,710 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,713 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 978 treesize of output 891 [2018-11-10 01:44:23,721 INFO L267 ElimStorePlain]: Start of recursive call 317: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:23,784 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,785 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,786 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:23,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 981 treesize of output 888 [2018-11-10 01:44:23,795 INFO L267 ElimStorePlain]: Start of recursive call 318: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:23,875 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 682 treesize of output 588 [2018-11-10 01:44:23,876 INFO L267 ElimStorePlain]: Start of recursive call 319: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:23,878 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 781 treesize of output 687 [2018-11-10 01:44:23,878 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:23,955 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 685 treesize of output 685 [2018-11-10 01:44:23,955 INFO L267 ElimStorePlain]: Start of recursive call 321: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:23,966 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 784 treesize of output 784 [2018-11-10 01:44:23,967 INFO L267 ElimStorePlain]: Start of recursive call 322: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:24,078 INFO L267 ElimStorePlain]: Start of recursive call 315: 5 dim-1 vars, End of recursive call: 13 dim-0 vars, and 6 xjuncts. [2018-11-10 01:44:24,223 INFO L267 ElimStorePlain]: Start of recursive call 313: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 13 dim-0 vars, and 6 xjuncts. [2018-11-10 01:44:24,234 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,237 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 1 case distinctions, treesize of input 853 treesize of output 854 [2018-11-10 01:44:24,240 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,241 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,244 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,244 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 324 treesize of output 343 [2018-11-10 01:44:24,244 INFO L267 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:24,283 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 333 treesize of output 345 [2018-11-10 01:44:24,286 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 327 treesize of output 310 [2018-11-10 01:44:24,286 INFO L267 ElimStorePlain]: Start of recursive call 326: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:24,316 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 324 treesize of output 307 [2018-11-10 01:44:24,316 INFO L267 ElimStorePlain]: Start of recursive call 327: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:24,340 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 307 treesize of output 213 [2018-11-10 01:44:24,341 INFO L267 ElimStorePlain]: Start of recursive call 328: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:24,365 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 213 treesize of output 207 [2018-11-10 01:44:24,365 INFO L267 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:24,395 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 304 treesize of output 304 [2018-11-10 01:44:24,396 INFO L267 ElimStorePlain]: Start of recursive call 330: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:24,425 INFO L267 ElimStorePlain]: Start of recursive call 325: 5 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-10 01:44:24,473 INFO L267 ElimStorePlain]: Start of recursive call 323: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-11-10 01:44:24,475 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,476 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,477 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,478 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,484 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1149 treesize of output 1139 [2018-11-10 01:44:24,487 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,488 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,490 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,494 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 883 treesize of output 1015 [2018-11-10 01:44:24,501 INFO L267 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:24,538 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 899 treesize of output 888 [2018-11-10 01:44:24,541 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 [2018-11-10 01:44:24,541 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:24,559 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,560 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,569 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 879 treesize of output 785 [2018-11-10 01:44:24,570 INFO L267 ElimStorePlain]: Start of recursive call 335: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:24,599 INFO L267 ElimStorePlain]: Start of recursive call 333: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:24,633 INFO L267 ElimStorePlain]: Start of recursive call 331: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:24,636 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,638 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,641 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,642 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,657 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1247 treesize of output 1258 [2018-11-10 01:44:24,678 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,689 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 1248 treesize of output 1263 [2018-11-10 01:44:24,692 INFO L267 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:24,845 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,846 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,848 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,848 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,849 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,857 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:24,858 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:24,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 1216 treesize of output 1646 [2018-11-10 01:44:24,865 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:25,013 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,013 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,016 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,023 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 1279 treesize of output 1224 [2018-11-10 01:44:25,255 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2018-11-10 01:44:25,258 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 1192 treesize of output 1186 [2018-11-10 01:44:25,258 INFO L267 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:25,332 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,334 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,365 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 1186 treesize of output 1391 [2018-11-10 01:44:25,369 INFO L267 ElimStorePlain]: Start of recursive call 341: 13 dim-0 vars, End of recursive call: 13 dim-0 vars, and 8 xjuncts. [2018-11-10 01:44:25,793 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:25,796 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:25,877 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 3 new quantified variables, introduced 7 case distinctions, treesize of input 1180 treesize of output 1500 [2018-11-10 01:44:25,877 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 01:44:25,891 INFO L267 ElimStorePlain]: Start of recursive call 342: 46 dim-0 vars, End of recursive call: 46 dim-0 vars, and 32 xjuncts. [2018-11-10 01:44:29,160 INFO L267 ElimStorePlain]: Start of recursive call 339: 3 dim-1 vars, End of recursive call: 59 dim-0 vars, and 40 xjuncts. [2018-11-10 01:44:32,518 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 1207 treesize of output 1201 [2018-11-10 01:44:32,522 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:32,531 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 1183 treesize of output 1093 [2018-11-10 01:44:32,532 INFO L267 ElimStorePlain]: Start of recursive call 344: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:32,665 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 1192 treesize of output 1186 [2018-11-10 01:44:32,665 INFO L267 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:32,780 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 894 treesize of output 894 [2018-11-10 01:44:32,781 INFO L267 ElimStorePlain]: Start of recursive call 346: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:32,791 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 993 treesize of output 993 [2018-11-10 01:44:32,792 INFO L267 ElimStorePlain]: Start of recursive call 347: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:33,002 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 1186 treesize of output 1092 [2018-11-10 01:44:33,003 INFO L267 ElimStorePlain]: Start of recursive call 348: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:33,212 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:33,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1092 treesize of output 996 [2018-11-10 01:44:33,222 INFO L267 ElimStorePlain]: Start of recursive call 349: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-10 01:44:33,464 INFO L267 ElimStorePlain]: Start of recursive call 343: 5 dim-1 vars, End of recursive call: 13 dim-0 vars, and 6 xjuncts. [2018-11-10 01:44:37,387 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 1216 treesize of output 1198 [2018-11-10 01:44:37,390 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:37,394 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:37,419 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 983 treesize of output 1179 [2018-11-10 01:44:37,421 INFO L267 ElimStorePlain]: Start of recursive call 351: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:44:37,571 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 [2018-11-10 01:44:37,572 INFO L267 ElimStorePlain]: Start of recursive call 352: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:37,701 INFO L267 ElimStorePlain]: Start of recursive call 350: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-10 01:44:41,843 INFO L267 ElimStorePlain]: Start of recursive call 336: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 76 dim-0 vars, and 50 xjuncts. [2018-11-10 01:44:41,849 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:41,850 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:41,857 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:41,877 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 941 treesize of output 965 [2018-11-10 01:44:41,881 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:41,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 955 treesize of output 947 [2018-11-10 01:44:41,882 INFO L267 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,010 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:42,011 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:42,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 1028 [2018-11-10 01:44:42,016 INFO L267 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,122 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 928 treesize of output 924 [2018-11-10 01:44:42,141 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 906 treesize of output 997 [2018-11-10 01:44:42,142 INFO L267 ElimStorePlain]: Start of recursive call 357: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-10 01:44:42,276 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 877 treesize of output 871 [2018-11-10 01:44:42,276 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,279 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 976 treesize of output 970 [2018-11-10 01:44:42,279 INFO L267 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,281 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 877 treesize of output 871 [2018-11-10 01:44:42,281 INFO L267 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,410 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 915 treesize of output 821 [2018-11-10 01:44:42,411 INFO L267 ElimStorePlain]: Start of recursive call 361: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:42,538 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 821 treesize of output 792 [2018-11-10 01:44:42,538 INFO L267 ElimStorePlain]: Start of recursive call 362: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:42,663 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 781 treesize of output 775 [2018-11-10 01:44:42,663 INFO L267 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:42,795 INFO L267 ElimStorePlain]: Start of recursive call 356: 5 dim-1 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-11-10 01:44:42,999 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:43,001 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:43,008 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 4 new quantified variables, introduced 1 case distinctions, treesize of input 964 treesize of output 942 [2018-11-10 01:44:43,011 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 923 treesize of output 888 [2018-11-10 01:44:43,012 INFO L267 ElimStorePlain]: Start of recursive call 365: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:43,072 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:43,073 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:43,076 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 0 case distinctions, treesize of input 877 treesize of output 874 [2018-11-10 01:44:43,076 INFO L267 ElimStorePlain]: Start of recursive call 366: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:43,138 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:43,141 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:44:43,171 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 2 new quantified variables, introduced 6 case distinctions, treesize of input 914 treesize of output 1114 [2018-11-10 01:44:43,174 INFO L267 ElimStorePlain]: Start of recursive call 367: 9 dim-0 vars, End of recursive call: 9 dim-0 vars, and 9 xjuncts. [2018-11-10 01:44:43,681 INFO L267 ElimStorePlain]: Start of recursive call 364: 3 dim-1 vars, End of recursive call: 11 dim-0 vars, and 10 xjuncts. [2018-11-10 01:44:44,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 834 treesize of output 818 [2018-11-10 01:44:44,370 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:44,372 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 0 case distinctions, treesize of input 296 treesize of output 291 [2018-11-10 01:44:44,372 INFO L267 ElimStorePlain]: Start of recursive call 369: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:44,398 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:44:44,398 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 616 treesize of output 583 [2018-11-10 01:44:44,399 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2018-11-10 01:44:44,417 INFO L267 ElimStorePlain]: Start of recursive call 368: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:44:45,158 INFO L267 ElimStorePlain]: Start of recursive call 353: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 18 dim-0 vars, and 15 xjuncts. [2018-11-10 01:46:45,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 917 treesize of output 937 [2018-11-10 01:46:45,853 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 1 case distinctions, treesize of input 930 treesize of output 926 [2018-11-10 01:46:46,072 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2018-11-10 01:46:46,077 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,078 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,078 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,084 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,084 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,099 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 903 treesize of output 1050 [2018-11-10 01:46:46,273 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2018-11-10 01:46:46,278 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,281 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,288 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 907 treesize of output 896 [2018-11-10 01:46:46,289 INFO L267 ElimStorePlain]: Start of recursive call 374: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-10 01:46:46,398 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,399 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,424 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 907 treesize of output 1015 [2018-11-10 01:46:46,425 INFO L267 ElimStorePlain]: Start of recursive call 375: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-11-10 01:46:46,687 INFO L267 ElimStorePlain]: Start of recursive call 373: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 7 xjuncts. [2018-11-10 01:46:46,961 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,961 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,962 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,963 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:46,967 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:47,173 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:46:47,174 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_508 term size 67 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.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) [2018-11-10 01:46:47,176 INFO L168 Benchmark]: Toolchain (without parser) took 407613.61 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 492.8 MB). Free memory was 959.1 MB in the beginning and 1.3 GB in the end (delta: -294.2 MB). Peak memory consumption was 891.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,177 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:46:47,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.19 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,177 INFO L168 Benchmark]: Boogie Preprocessor took 24.68 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 942.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,177 INFO L168 Benchmark]: RCFGBuilder took 295.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,178 INFO L168 Benchmark]: TraceAbstraction took 407097.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 344.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -135.7 MB). Peak memory consumption was 902.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:46:47,179 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.79 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.19 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.68 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 942.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 295.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 407097.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 344.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -135.7 MB). Peak memory consumption was 902.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_508 term size 67 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimCell_508 term size 67: 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 [2018-11-10 01:46:48,594 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:46:48,595 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:46:48,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:46:48,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:46:48,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:46:48,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:46:48,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:46:48,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:46:48,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:46:48,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:46:48,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:46:48,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:46:48,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:46:48,612 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:46:48,613 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:46:48,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:46:48,615 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:46:48,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:46:48,617 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:46:48,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:46:48,619 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:46:48,621 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:46:48,621 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:46:48,621 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:46:48,622 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:46:48,623 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:46:48,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:46:48,624 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:46:48,625 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:46:48,625 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:46:48,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:46:48,626 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:46:48,626 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:46:48,627 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:46:48,627 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:46:48,628 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 01:46:48,639 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:46:48,639 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:46:48,639 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:46:48,640 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:46:48,640 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:46:48,640 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:46:48,641 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:46:48,641 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:46:48,641 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:46:48,641 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:46:48,641 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 01:46:48,642 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:46:48,643 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:46:48,643 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:46:48,644 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:46:48,644 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:46:48,644 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:46:48,646 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 01:46:48,646 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:46:48,646 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 01:46:48,646 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 01:46:48,646 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_8c2c3f22-f66a-435f-b431-7e3153701f02/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 -> e697b26a33773e62711271acc7c4dca91991203b [2018-11-10 01:46:48,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:46:48,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:46:48,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:46:48,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:46:48,691 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:46:48,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/../../sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c [2018-11-10 01:46:48,735 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/ddc415a11/e5ba6fa72e6a4d07aec33cd3dee08dd2/FLAG8b69133bd [2018-11-10 01:46:49,125 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:46:49,125 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/sv-benchmarks/c/ldv-regression/test27_true-unreach-call_true-termination.c [2018-11-10 01:46:49,130 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/ddc415a11/e5ba6fa72e6a4d07aec33cd3dee08dd2/FLAG8b69133bd [2018-11-10 01:46:49,138 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/data/ddc415a11/e5ba6fa72e6a4d07aec33cd3dee08dd2 [2018-11-10 01:46:49,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:46:49,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:46:49,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:46:49,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:46:49,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:46:49,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2635eeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49, skipping insertion in model container [2018-11-10 01:46:49,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:46:49,166 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:46:49,291 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:46:49,297 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:46:49,313 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:46:49,325 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:46:49,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49 WrapperNode [2018-11-10 01:46:49,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:46:49,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:46:49,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:46:49,326 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:46:49,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:46:49,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:46:49,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:46:49,357 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:46:49,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... [2018-11-10 01:46:49,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:46:49,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:46:49,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:46:49,385 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:46:49,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:46:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:46:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-10 01:46:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-10 01:46:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:46:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:46:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:46:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:46:49,790 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:46:49,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:46:49 BoogieIcfgContainer [2018-11-10 01:46:49,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:46:49,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 01:46:49,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 01:46:49,794 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 01:46:49,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:46:49" (1/3) ... [2018-11-10 01:46:49,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718d9080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:46:49, skipping insertion in model container [2018-11-10 01:46:49,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:46:49" (2/3) ... [2018-11-10 01:46:49,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718d9080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:46:49, skipping insertion in model container [2018-11-10 01:46:49,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:46:49" (3/3) ... [2018-11-10 01:46:49,797 INFO L112 eAbstractionObserver]: Analyzing ICFG test27_true-unreach-call_true-termination.c [2018-11-10 01:46:49,805 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 01:46:49,811 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 01:46:49,820 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 01:46:49,836 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 01:46:49,837 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 01:46:49,837 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 01:46:49,837 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 01:46:49,837 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 01:46:49,837 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 01:46:49,837 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 01:46:49,838 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 01:46:49,838 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 01:46:49,847 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2018-11-10 01:46:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:46:49,850 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:49,851 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:46:49,853 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:49,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:49,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1393741157, now seen corresponding path program 1 times [2018-11-10 01:46:49,859 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:49,859 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:49,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:46:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:49,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:49,998 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 01:46:50,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:46:50,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 01:46:50,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 01:46:50,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 01:46:50,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 01:46:50,012 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2018-11-10 01:46:50,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:46:50,024 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2018-11-10 01:46:50,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 01:46:50,025 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-10 01:46:50,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:46:50,030 INFO L225 Difference]: With dead ends: 43 [2018-11-10 01:46:50,030 INFO L226 Difference]: Without dead ends: 21 [2018-11-10 01:46:50,032 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 01:46:50,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-11-10 01:46:50,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-11-10 01:46:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-10 01:46:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2018-11-10 01:46:50,054 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 16 [2018-11-10 01:46:50,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:46:50,054 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2018-11-10 01:46:50,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 01:46:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-10 01:46:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 01:46:50,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:50,055 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:46:50,055 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:50,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:50,056 INFO L82 PathProgramCache]: Analyzing trace with hash 2141031930, now seen corresponding path program 1 times [2018-11-10 01:46:50,056 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:50,056 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:50,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:46:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:50,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:50,174 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 01:46:50,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:46:50,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 01:46:50,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 01:46:50,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 01:46:50,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 01:46:50,181 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 3 states. [2018-11-10 01:46:50,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:46:50,206 INFO L93 Difference]: Finished difference Result 36 states and 38 transitions. [2018-11-10 01:46:50,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 01:46:50,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-11-10 01:46:50,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:46:50,208 INFO L225 Difference]: With dead ends: 36 [2018-11-10 01:46:50,208 INFO L226 Difference]: Without dead ends: 24 [2018-11-10 01:46:50,209 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 01:46:50,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-11-10 01:46:50,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2018-11-10 01:46:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-10 01:46:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2018-11-10 01:46:50,213 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 19 [2018-11-10 01:46:50,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:46:50,213 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2018-11-10 01:46:50,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 01:46:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-10 01:46:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 01:46:50,214 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:50,214 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] [2018-11-10 01:46:50,214 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:50,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:50,215 INFO L82 PathProgramCache]: Analyzing trace with hash -415529757, now seen corresponding path program 1 times [2018-11-10 01:46:50,215 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:50,215 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:50,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:46:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:50,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:50,365 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:46:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:50,401 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:46:50,402 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:46:50,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:46:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:50,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:50,447 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:46:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:50,494 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-10 01:46:50,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4] total 6 [2018-11-10 01:46:50,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 01:46:50,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:46:50,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-10 01:46:50,495 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 6 states. [2018-11-10 01:46:50,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:46:50,560 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2018-11-10 01:46:50,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 01:46:50,561 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-10 01:46:50,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:46:50,562 INFO L225 Difference]: With dead ends: 44 [2018-11-10 01:46:50,562 INFO L226 Difference]: Without dead ends: 32 [2018-11-10 01:46:50,563 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-10 01:46:50,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-10 01:46:50,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-11-10 01:46:50,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-10 01:46:50,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2018-11-10 01:46:50,567 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 22 [2018-11-10 01:46:50,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:46:50,567 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2018-11-10 01:46:50,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 01:46:50,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-11-10 01:46:50,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 01:46:50,568 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:50,568 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:46:50,568 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:50,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:50,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1851532102, now seen corresponding path program 2 times [2018-11-10 01:46:50,569 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:50,569 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:50,594 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-10 01:46:50,819 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-10 01:46:50,819 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:46:50,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:50,908 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:50,912 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:46:50,948 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:50,949 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:50,950 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:50,951 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 19 treesize of output 13 [2018-11-10 01:46:50,952 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:50,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:50,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:50,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:25 [2018-11-10 01:46:51,138 INFO L303 Elim1Store]: Index analysis took 119 ms [2018-11-10 01:46:51,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:46:51,175 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 [2018-11-10 01:46:51,175 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:51,492 INFO L303 Elim1Store]: Index analysis took 131 ms [2018-11-10 01:46:51,493 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 45 treesize of output 36 [2018-11-10 01:46:51,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:46:51,507 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:51,790 INFO L303 Elim1Store]: Index analysis took 171 ms [2018-11-10 01:46:51,791 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 31 treesize of output 40 [2018-11-10 01:46:51,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:46:51,805 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:51,878 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:51,936 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:51,986 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 61 [2018-11-10 01:46:52,320 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 21 treesize of output 20 [2018-11-10 01:46:52,320 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-11-10 01:46:52,391 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 17 treesize of output 16 [2018-11-10 01:46:52,392 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,430 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:52,463 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 50 treesize of output 85 [2018-11-10 01:46:52,471 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 [2018-11-10 01:46:52,471 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,494 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,515 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,533 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,635 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 14 [2018-11-10 01:46:52,642 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 [2018-11-10 01:46:52,642 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,654 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:46:52,740 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 6 variables, input treesize:271, output treesize:194 [2018-11-10 01:46:52,828 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:52,828 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:52,843 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 206 [2018-11-10 01:46:52,854 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 103 treesize of output 59 [2018-11-10 01:46:52,855 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,908 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 89 treesize of output 56 [2018-11-10 01:46:52,909 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,942 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 46 treesize of output 31 [2018-11-10 01:46:52,943 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:52,956 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,022 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 70 [2018-11-10 01:46:53,027 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 19 treesize of output 15 [2018-11-10 01:46:53,028 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,043 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 10 treesize of output 4 [2018-11-10 01:46:53,043 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,056 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 28 treesize of output 19 [2018-11-10 01:46:53,056 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,064 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:46:53,080 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:270, output treesize:30 [2018-11-10 01:46:53,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-11-10 01:46:53,126 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 24 treesize of output 11 [2018-11-10 01:46:53,127 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,134 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,142 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:53,142 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:16 [2018-11-10 01:46:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 01:46:53,175 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 01:46:53,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:46:53,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 01:46:53,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 01:46:53,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:46:53,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 01:46:53,179 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 6 states. [2018-11-10 01:46:53,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:46:53,628 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-11-10 01:46:53,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 01:46:53,629 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-11-10 01:46:53,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:46:53,630 INFO L225 Difference]: With dead ends: 42 [2018-11-10 01:46:53,630 INFO L226 Difference]: Without dead ends: 35 [2018-11-10 01:46:53,630 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-10 01:46:53,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-10 01:46:53,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-11-10 01:46:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-10 01:46:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-10 01:46:53,634 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 31 [2018-11-10 01:46:53,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:46:53,635 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-10 01:46:53,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 01:46:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-10 01:46:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 01:46:53,636 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:53,636 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:46:53,636 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:53,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:53,636 INFO L82 PathProgramCache]: Analyzing trace with hash 820784088, now seen corresponding path program 1 times [2018-11-10 01:46:53,637 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:53,637 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:53,650 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:46:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:53,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:46:53,790 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:46:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:46:53,873 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:46:53,873 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:46:53,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:46:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:46:53,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:46:53,927 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:46:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:46:53,984 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-10 01:46:53,984 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7] total 12 [2018-11-10 01:46:53,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-10 01:46:53,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-10 01:46:53,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-10 01:46:53,985 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 12 states. [2018-11-10 01:46:54,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:46:54,290 INFO L93 Difference]: Finished difference Result 68 states and 75 transitions. [2018-11-10 01:46:54,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 01:46:54,291 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 34 [2018-11-10 01:46:54,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:46:54,291 INFO L225 Difference]: With dead ends: 68 [2018-11-10 01:46:54,292 INFO L226 Difference]: Without dead ends: 53 [2018-11-10 01:46:54,292 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-11-10 01:46:54,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-10 01:46:54,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-11-10 01:46:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-11-10 01:46:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 54 transitions. [2018-11-10 01:46:54,299 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 54 transitions. Word has length 34 [2018-11-10 01:46:54,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:46:54,299 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 54 transitions. [2018-11-10 01:46:54,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-10 01:46:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-11-10 01:46:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 01:46:54,300 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:46:54,300 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:46:54,300 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:46:54,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:46:54,300 INFO L82 PathProgramCache]: Analyzing trace with hash 703086008, now seen corresponding path program 2 times [2018-11-10 01:46:54,301 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:46:54,301 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/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 [2018-11-10 01:46:54,327 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-10 01:46:55,846 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-10 01:46:55,846 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:46:56,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:56,181 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:56,182 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:46:56,239 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:56,240 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:56,241 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:56,242 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 19 treesize of output 13 [2018-11-10 01:46:56,243 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:56,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:56,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:56,263 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:28 [2018-11-10 01:46:56,923 INFO L303 Elim1Store]: Index analysis took 264 ms [2018-11-10 01:46:56,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:46:56,959 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 [2018-11-10 01:46:56,959 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,156 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 45 treesize of output 36 [2018-11-10 01:46:57,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:46:57,169 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,445 INFO L303 Elim1Store]: Index analysis took 191 ms [2018-11-10 01:46:57,445 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 31 treesize of output 40 [2018-11-10 01:46:57,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:46:57,457 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,544 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,597 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,647 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:57,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 61 [2018-11-10 01:46:57,960 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 21 treesize of output 20 [2018-11-10 01:46:57,961 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-11-10 01:46:58,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-11-10 01:46:58,030 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,066 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:58,094 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 50 treesize of output 85 [2018-11-10 01:46:58,101 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 [2018-11-10 01:46:58,102 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,124 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,140 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,158 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,289 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 14 [2018-11-10 01:46:58,295 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 [2018-11-10 01:46:58,295 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,303 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,386 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:46:58,386 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 6 variables, input treesize:271, output treesize:194 [2018-11-10 01:46:58,534 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:58,536 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:58,536 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:58,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 188 [2018-11-10 01:46:58,560 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:46:58,561 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 0 case distinctions, treesize of input 95 treesize of output 71 [2018-11-10 01:46:58,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,612 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 29 treesize of output 19 [2018-11-10 01:46:58,612 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,642 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 46 treesize of output 33 [2018-11-10 01:46:58,642 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,698 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 72 [2018-11-10 01:46:58,703 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 23 treesize of output 11 [2018-11-10 01:46:58,703 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,715 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 6 treesize of output 4 [2018-11-10 01:46:58,715 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,727 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 30 treesize of output 21 [2018-11-10 01:46:58,727 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,733 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:46:58,746 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:270, output treesize:32 [2018-11-10 01:46:58,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-11-10 01:46:58,965 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 24 treesize of output 9 [2018-11-10 01:46:58,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,970 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:46:58,978 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:16 [2018-11-10 01:46:59,046 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:46:59,047 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:46:59,601 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 1 [2018-11-10 01:46:59,601 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-11-10 01:46:59,602 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 4 variables, input treesize:2116, output treesize:1 [2018-11-10 01:46:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 01:46:59,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 01:46:59,616 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 01:46:59,624 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-10 01:46:59,959 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-10 01:46:59,959 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:46:59,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:46:59,985 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:46:59,985 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:47:00,005 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:00,006 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:00,007 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 16 treesize of output 13 [2018-11-10 01:47:00,007 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:00,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:00,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:00,025 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:22 [2018-11-10 01:47:00,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 52 [2018-11-10 01:47:00,769 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 [2018-11-10 01:47:00,769 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,088 INFO L303 Elim1Store]: Index analysis took 190 ms [2018-11-10 01:47:01,089 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 51 treesize of output 42 [2018-11-10 01:47:01,103 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 13 treesize of output 12 [2018-11-10 01:47:01,104 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,403 INFO L303 Elim1Store]: Index analysis took 181 ms [2018-11-10 01:47:01,405 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 37 treesize of output 46 [2018-11-10 01:47:01,420 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 [2018-11-10 01:47:01,420 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,505 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,572 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:01,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:47:01,969 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 16 [2018-11-10 01:47:01,969 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,043 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 54 treesize of output 45 [2018-11-10 01:47:02,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:47:02,051 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,119 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 40 treesize of output 49 [2018-11-10 01:47:02,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:47:02,126 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,157 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,177 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,195 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,292 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 23 [2018-11-10 01:47:02,299 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 23 treesize of output 22 [2018-11-10 01:47:02,299 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,308 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:02,427 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:271, output treesize:196 [2018-11-10 01:47:02,723 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:02,737 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 212 [2018-11-10 01:47:02,745 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:02,746 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 105 [2018-11-10 01:47:02,747 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:02,788 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 46 treesize of output 33 [2018-11-10 01:47:02,788 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,813 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 29 treesize of output 19 [2018-11-10 01:47:02,813 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:02,874 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 72 [2018-11-10 01:47:02,879 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 23 treesize of output 11 [2018-11-10 01:47:02,879 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,895 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 30 treesize of output 21 [2018-11-10 01:47:02,895 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,906 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 6 treesize of output 4 [2018-11-10 01:47:02,906 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,913 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:02,925 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:279, output treesize:32 [2018-11-10 01:47:02,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-11-10 01:47:02,991 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 24 treesize of output 9 [2018-11-10 01:47:02,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:02,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:03,003 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:03,003 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:16 [2018-11-10 01:47:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 01:47:03,012 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:47:03,098 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:03,099 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 7 variables, input treesize:2116, output treesize:1 [2018-11-10 01:47:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 01:47:03,121 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-10 01:47:03,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 7, 17, 7] total 34 [2018-11-10 01:47:03,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-11-10 01:47:03,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-11-10 01:47:03,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1001, Unknown=0, NotChecked=0, Total=1122 [2018-11-10 01:47:03,122 INFO L87 Difference]: Start difference. First operand 53 states and 54 transitions. Second operand 34 states. [2018-11-10 01:47:06,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:47:06,782 INFO L93 Difference]: Finished difference Result 70 states and 73 transitions. [2018-11-10 01:47:06,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-10 01:47:06,783 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 52 [2018-11-10 01:47:06,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 01:47:06,784 INFO L225 Difference]: With dead ends: 70 [2018-11-10 01:47:06,784 INFO L226 Difference]: Without dead ends: 63 [2018-11-10 01:47:06,785 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=210, Invalid=1596, Unknown=0, NotChecked=0, Total=1806 [2018-11-10 01:47:06,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-10 01:47:06,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2018-11-10 01:47:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-10 01:47:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 63 transitions. [2018-11-10 01:47:06,791 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 63 transitions. Word has length 52 [2018-11-10 01:47:06,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 01:47:06,791 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 63 transitions. [2018-11-10 01:47:06,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-11-10 01:47:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-11-10 01:47:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 01:47:06,792 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 01:47:06,793 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:47:06,793 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 01:47:06,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:47:06,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1196622502, now seen corresponding path program 3 times [2018-11-10 01:47:06,793 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 01:47:06,793 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c2c3f22-f66a-435f-b431-7e3153701f02/bin-2019/utaipan/cvc4nyu Starting monitored process 11 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 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 01:47:06,805 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-10 01:47:07,328 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-10 01:47:07,328 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 01:47:07,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 01:47:07,422 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:07,423 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2018-11-10 01:47:07,440 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:07,441 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:07,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-11-10 01:47:07,442 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:07,446 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:07,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:07,456 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:25 [2018-11-10 01:47:07,710 INFO L303 Elim1Store]: Index analysis took 187 ms [2018-11-10 01:47:07,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 52 [2018-11-10 01:47:07,741 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 [2018-11-10 01:47:07,742 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:08,172 INFO L303 Elim1Store]: Index analysis took 171 ms [2018-11-10 01:47:08,172 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 51 treesize of output 42 [2018-11-10 01:47:08,191 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 13 treesize of output 12 [2018-11-10 01:47:08,191 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:08,610 INFO L303 Elim1Store]: Index analysis took 275 ms [2018-11-10 01:47:08,610 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 37 treesize of output 46 [2018-11-10 01:47:08,627 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 [2018-11-10 01:47:08,627 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:08,744 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:08,862 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:08,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 46 [2018-11-10 01:47:09,391 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 [2018-11-10 01:47:09,392 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,454 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 45 treesize of output 36 [2018-11-10 01:47:09,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-11-10 01:47:09,461 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,523 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 31 treesize of output 40 [2018-11-10 01:47:09,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-10 01:47:09,530 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,549 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,565 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,584 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,671 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 14 [2018-11-10 01:47:09,677 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 [2018-11-10 01:47:09,677 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,685 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,765 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 01:47:09,765 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:274, output treesize:193 [2018-11-10 01:47:10,751 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-11-10 01:47:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 40 proven. 4 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-11-10 01:47:11,132 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 01:47:14,465 WARN L179 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2018-11-10 01:47:14,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1554 treesize of output 1066 [2018-11-10 01:47:14,507 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 546 treesize of output 10 [2018-11-10 01:47:14,508 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:14,660 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:14,792 INFO L303 Elim1Store]: Index analysis took 132 ms [2018-11-10 01:47:14,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1551 treesize of output 1311 [2018-11-10 01:47:14,936 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 1306 treesize of output 1038 [2018-11-10 01:47:14,937 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:15,288 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 1033 treesize of output 497 [2018-11-10 01:47:15,289 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:17,508 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (let ((.cse9 (bvmul (_ bv4 32) main_~i~0))) (let ((.cse4 (bvadd .cse9 |main_~#dummies~0.offset| (_ bv4 32)))) (let ((.cse0 (let ((.cse7 (let ((.cse8 (store |#memory_$Pointer$.offset| |main_~#dummy~0.base| (store (select |#memory_$Pointer$.offset| |main_~#dummy~0.base|) |main_~#dummy~0.offset| (bvadd |main_~#a~0.offset| .cse9 (_ bv4294967292 32)))))) (store .cse8 |main_~#dummies~0.base| (store (select .cse8 |main_~#dummies~0.base|) .cse4 |main_~#dummy~0.offset|))))) (store .cse7 |main_~#cont~0.base| (store (select .cse7 |main_~#cont~0.base|) |main_~#cont~0.offset| (bvadd |main_~#dummies~0.offset| (_ bv4 32))))))) (let ((.cse1 (select (let ((.cse5 (let ((.cse6 (store |#memory_$Pointer$.base| |main_~#dummy~0.base| (store (select |#memory_$Pointer$.base| |main_~#dummy~0.base|) |main_~#dummy~0.offset| |main_~#a~0.base|)))) (store .cse6 |main_~#dummies~0.base| (store (select .cse6 |main_~#dummies~0.base|) .cse4 |main_~#dummy~0.base|))))) (store .cse5 |main_~#cont~0.base| (store (select .cse5 |main_~#cont~0.base|) |main_~#cont~0.offset| |main_~#dummies~0.base|))) |main_~#dummies~0.base|)) (.cse3 (select .cse0 |main_~#dummies~0.base|))) (= (bvadd (let ((.cse2 (bvadd (bvmul (_ bv4 32) v_subst_1) |main_~#dummies~0.offset| (_ bv8 32)))) (select (select .cse0 (select .cse1 .cse2)) (select .cse3 .cse2))) (_ bv4 32)) (bvadd (select (select .cse0 (select .cse1 .cse4)) (select .cse3 .cse4)) (_ bv4 32))))))) [2018-11-10 01:47:17,544 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:17,545 INFO L303 Elim1Store]: Index analysis took 2067 ms [2018-11-10 01:47:17,546 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 819 treesize of output 553 [2018-11-10 01:47:17,547 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 01:47:18,013 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-10 01:47:18,640 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 790 treesize of output 544 [2018-11-10 01:47:18,663 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 [2018-11-10 01:47:18,663 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:18,938 INFO L303 Elim1Store]: Index analysis took 124 ms [2018-11-10 01:47:19,065 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 534 treesize of output 435 [2018-11-10 01:47:24,033 WARN L179 SmtUtils]: Spent 4.96 s on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2018-11-10 01:47:24,068 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 593 treesize of output 592 [2018-11-10 01:47:24,068 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,092 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 678 treesize of output 677 [2018-11-10 01:47:24,092 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,101 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,101 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,108 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,108 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,128 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 618 treesize of output 617 [2018-11-10 01:47:24,129 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,139 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,140 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,154 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 575 treesize of output 574 [2018-11-10 01:47:24,155 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,171 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 438 treesize of output 437 [2018-11-10 01:47:24,171 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,180 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,180 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,195 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 486 treesize of output 485 [2018-11-10 01:47:24,196 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,210 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 542 treesize of output 541 [2018-11-10 01:47:24,211 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,230 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 680 treesize of output 679 [2018-11-10 01:47:24,231 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,250 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 345 treesize of output 344 [2018-11-10 01:47:24,250 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,271 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 637 treesize of output 636 [2018-11-10 01:47:24,272 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,291 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 624 treesize of output 623 [2018-11-10 01:47:24,291 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,309 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 401 treesize of output 400 [2018-11-10 01:47:24,309 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,317 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,317 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,326 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,326 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,347 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 674 treesize of output 673 [2018-11-10 01:47:24,348 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,367 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 581 treesize of output 580 [2018-11-10 01:47:24,367 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,384 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 599 treesize of output 598 [2018-11-10 01:47:24,384 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,400 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 821 treesize of output 820 [2018-11-10 01:47:24,400 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,409 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,409 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,424 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 662 treesize of output 661 [2018-11-10 01:47:24,425 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,449 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 597 treesize of output 596 [2018-11-10 01:47:24,450 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,473 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 718 treesize of output 717 [2018-11-10 01:47:24,473 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,499 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 622 treesize of output 621 [2018-11-10 01:47:24,499 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,508 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,508 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,515 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,515 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,538 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 519 treesize of output 518 [2018-11-10 01:47:24,538 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,554 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 740 treesize of output 739 [2018-11-10 01:47:24,554 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,569 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 515 treesize of output 514 [2018-11-10 01:47:24,570 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,582 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 339 treesize of output 338 [2018-11-10 01:47:24,582 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,609 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 519 treesize of output 518 [2018-11-10 01:47:24,609 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,621 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 571 treesize of output 570 [2018-11-10 01:47:24,621 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,639 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 577 treesize of output 576 [2018-11-10 01:47:24,639 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,653 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 565 treesize of output 564 [2018-11-10 01:47:24,654 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,666 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 422 treesize of output 421 [2018-11-10 01:47:24,666 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,683 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 521 treesize of output 520 [2018-11-10 01:47:24,683 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,694 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 662 treesize of output 661 [2018-11-10 01:47:24,695 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,709 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 765 treesize of output 764 [2018-11-10 01:47:24,710 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,717 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:47:24,717 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,730 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 395 treesize of output 394 [2018-11-10 01:47:24,730 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:24,743 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 494 treesize of output 493 [2018-11-10 01:47:24,744 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:33,552 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:33,565 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 0 case distinctions, treesize of input 363 treesize of output 360 [2018-11-10 01:47:33,565 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:33,603 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:33,629 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 414 treesize of output 423 [2018-11-10 01:47:33,629 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:33,732 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 399 treesize of output 410 [2018-11-10 01:47:33,733 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-11-10 01:47:33,784 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:33,795 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 0 case distinctions, treesize of input 460 treesize of output 457 [2018-11-10 01:47:33,795 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:33,978 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 496 treesize of output 507 [2018-11-10 01:47:33,978 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-11-10 01:47:34,291 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 415 treesize of output 426 [2018-11-10 01:47:34,291 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 2 xjuncts. [2018-11-10 01:47:34,753 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:34,778 INFO L303 Elim1Store]: Index analysis took 486 ms [2018-11-10 01:47:34,779 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 0 case distinctions, treesize of input 316 treesize of output 313 [2018-11-10 01:47:34,779 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:34,816 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:34,833 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 0 case distinctions, treesize of input 413 treesize of output 410 [2018-11-10 01:47:34,834 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:34,955 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 471 treesize of output 482 [2018-11-10 01:47:34,956 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-11-10 01:47:34,999 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:35,014 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 470 treesize of output 479 [2018-11-10 01:47:35,014 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-10 01:47:43,962 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:47:44,117 INFO L303 Elim1Store]: Index analysis took 192 ms [2018-11-10 01:47:44,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 415 treesize of output 1032 [2018-11-10 01:47:44,272 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:44,273 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:44,344 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:44,793 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 3 case distinctions, treesize of input 777 treesize of output 995 [2018-11-10 01:47:44,794 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 3 xjuncts. [2018-11-10 01:47:48,874 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:48,881 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:48,964 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:48,977 INFO L303 Elim1Store]: Index analysis took 153 ms [2018-11-10 01:47:49,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 697 treesize of output 1030 [2018-11-10 01:47:49,193 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 3 xjuncts. [2018-11-10 01:47:53,855 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:53,858 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:53,859 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 928 treesize of output 541 [2018-11-10 01:47:54,345 WARN L179 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2018-11-10 01:47:54,510 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:54,538 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:47:54,641 INFO L303 Elim1Store]: Index analysis took 294 ms [2018-11-10 01:47:54,715 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 138 [2018-11-10 01:47:54,722 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 13 xjuncts. [2018-11-10 01:47:56,562 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 01:48:00,873 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:00,880 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:48:00,995 INFO L303 Elim1Store]: Index analysis took 151 ms [2018-11-10 01:48:01,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 553 treesize of output 631 [2018-11-10 01:48:03,789 WARN L179 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 145 DAG size of output: 116 [2018-11-10 01:48:03,832 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:48:03,857 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 440 treesize of output 423 [2018-11-10 01:48:04,576 WARN L179 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2018-11-10 01:48:06,428 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,497 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,497 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,500 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,503 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,514 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:48:06,537 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:06,583 INFO L303 Elim1Store]: Index analysis took 2006 ms [2018-11-10 01:48:06,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 119 [2018-11-10 01:48:06,742 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 85 [2018-11-10 01:48:06,743 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2018-11-10 01:48:07,254 INFO L267 ElimStorePlain]: Start of recursive call 72: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:48:07,561 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:48:07,609 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:48:07,609 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:07,648 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 449 treesize of output 424 [2018-11-10 01:48:08,042 WARN L179 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2018-11-10 01:48:08,058 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:08,064 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 01:48:08,085 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 93 [2018-11-10 01:48:08,173 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 85 [2018-11-10 01:48:08,175 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-11-10 01:48:08,475 INFO L267 ElimStorePlain]: Start of recursive call 75: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:48:08,699 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:48:08,710 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:48:08,710 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-10 01:48:09,944 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:09,946 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:09,998 INFO L303 Elim1Store]: Index analysis took 125 ms [2018-11-10 01:48:10,201 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 545 treesize of output 617 [2018-11-10 01:48:11,292 WARN L179 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 135 DAG size of output: 73 [2018-11-10 01:48:11,304 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 01:48:11,304 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-11-10 01:48:11,510 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:11,531 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:11,543 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:11,555 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:11,599 INFO L303 Elim1Store]: Index analysis took 293 ms [2018-11-10 01:48:11,690 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 515 treesize of output 555 [2018-11-10 01:48:11,691 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 2 xjuncts. [2018-11-10 01:48:12,501 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:12,554 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:12,640 INFO L303 Elim1Store]: Index analysis took 323 ms [2018-11-10 01:48:13,012 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 518 treesize of output 608 [2018-11-10 01:48:13,012 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 01:48:13,025 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 18 xjuncts. [2018-11-10 01:48:15,144 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 01:48:16,396 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:16,427 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:16,444 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 01:48:16,518 INFO L303 Elim1Store]: Index analysis took 263 ms [2018-11-10 01:48:18,862 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 01:48:18,862 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_17 term size 60 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.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) [2018-11-10 01:48:18,865 INFO L168 Benchmark]: Toolchain (without parser) took 89724.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 949.8 MB in the beginning and 1.2 GB in the end (delta: -298.8 MB). Peak memory consumption was 489.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:48:18,865 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:48:18,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:48:18,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.02 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:48:18,866 INFO L168 Benchmark]: Boogie Preprocessor took 27.76 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:48:18,866 INFO L168 Benchmark]: RCFGBuilder took 406.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-10 01:48:18,866 INFO L168 Benchmark]: TraceAbstraction took 89072.42 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 179.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -172.4 MB). Peak memory consumption was 493.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:48:18,868 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.64 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.02 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.76 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 406.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 89072.42 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 179.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -172.4 MB). Peak memory consumption was 493.9 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_17 term size 60 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_17 term size 60: 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...