./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_59 term size 61 --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:51:39,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:51:39,933 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:51:39,940 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:51:39,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:51:39,941 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:51:39,942 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:51:39,943 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:51:39,944 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:51:39,944 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:51:39,945 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:51:39,945 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:51:39,946 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:51:39,947 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:51:39,947 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:51:39,948 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:51:39,948 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:51:39,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:51:39,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:51:39,952 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:51:39,952 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:51:39,953 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:51:39,955 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:51:39,955 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:51:39,955 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:51:39,956 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:51:39,957 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:51:39,957 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:51:39,958 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:51:39,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:51:39,959 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:51:39,959 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:51:39,959 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:51:39,960 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:51:39,960 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:51:39,961 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:51:39,961 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:51:39,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:51:39,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:51:39,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:51:39,972 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:51:39,972 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:51:39,972 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:51:39,972 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:51:39,972 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:51:39,973 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:51:39,973 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:51:39,973 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:51:39,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:51:39,973 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:51:39,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:51:39,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:51:39,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:51:39,975 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:51:39,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:51:39,976 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:51:39,976 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_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 [2018-11-10 07:51:39,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:51:40,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:51:40,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:51:40,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:51:40,008 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:51:40,008 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:51:40,044 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/f294c468e/73dcda3486a241408755f73319287d85/FLAGb79e5ddfe [2018-11-10 07:51:40,496 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:51:40,497 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:51:40,504 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/f294c468e/73dcda3486a241408755f73319287d85/FLAGb79e5ddfe [2018-11-10 07:51:40,513 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/f294c468e/73dcda3486a241408755f73319287d85 [2018-11-10 07:51:40,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:51:40,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:51:40,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:51:40,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:51:40,519 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:51:40,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a27cf3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40, skipping insertion in model container [2018-11-10 07:51:40,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:51:40,556 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:51:40,734 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:51:40,741 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:51:40,772 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:51:40,795 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:51:40,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40 WrapperNode [2018-11-10 07:51:40,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:51:40,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:51:40,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:51:40,796 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:51:40,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:51:40,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:51:40,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:51:40,873 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:51:40,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... [2018-11-10 07:51:40,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:51:40,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:51:40,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:51:40,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:51:40,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:51:40,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:51:40,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:51:40,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:51:40,940 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:51:40,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:51:40,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:51:41,253 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:51:41,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:51:41 BoogieIcfgContainer [2018-11-10 07:51:41,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:51:41,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:51:41,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:51:41,256 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:51:41,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:51:40" (1/3) ... [2018-11-10 07:51:41,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d512b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:51:41, skipping insertion in model container [2018-11-10 07:51:41,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:51:40" (2/3) ... [2018-11-10 07:51:41,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d512b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:51:41, skipping insertion in model container [2018-11-10 07:51:41,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:51:41" (3/3) ... [2018-11-10 07:51:41,258 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:51:41,264 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:51:41,270 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:51:41,281 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:51:41,299 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:51:41,299 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:51:41,299 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:51:41,299 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:51:41,299 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:51:41,299 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:51:41,299 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:51:41,299 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:51:41,309 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-11-10 07:51:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:51:41,313 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:41,314 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 07:51:41,315 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:41,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:41,319 INFO L82 PathProgramCache]: Analyzing trace with hash -2025703418, now seen corresponding path program 1 times [2018-11-10 07:51:41,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:41,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:41,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,359 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:41,439 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 07:51:41,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:41,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:51:41,441 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:41,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:51:41,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:51:41,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:51:41,453 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 2 states. [2018-11-10 07:51:41,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:41,466 INFO L93 Difference]: Finished difference Result 62 states and 88 transitions. [2018-11-10 07:51:41,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:51:41,467 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-10 07:51:41,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:41,473 INFO L225 Difference]: With dead ends: 62 [2018-11-10 07:51:41,473 INFO L226 Difference]: Without dead ends: 28 [2018-11-10 07:51:41,475 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 07:51:41,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-10 07:51:41,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-10 07:51:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-10 07:51:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2018-11-10 07:51:41,497 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 20 [2018-11-10 07:51:41,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:41,498 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2018-11-10 07:51:41,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:51:41,498 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-10 07:51:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:51:41,498 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:41,498 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:41,499 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:41,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:41,499 INFO L82 PathProgramCache]: Analyzing trace with hash 385382935, now seen corresponding path program 1 times [2018-11-10 07:51:41,499 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:41,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:41,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,501 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:41,563 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 07:51:41,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:41,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:51:41,563 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:41,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:51:41,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:51:41,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:51:41,566 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 3 states. [2018-11-10 07:51:41,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:41,583 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2018-11-10 07:51:41,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:51:41,584 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-11-10 07:51:41,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:41,585 INFO L225 Difference]: With dead ends: 31 [2018-11-10 07:51:41,585 INFO L226 Difference]: Without dead ends: 29 [2018-11-10 07:51:41,586 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 07:51:41,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-11-10 07:51:41,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-11-10 07:51:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-10 07:51:41,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2018-11-10 07:51:41,590 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 37 transitions. Word has length 22 [2018-11-10 07:51:41,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:41,591 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 37 transitions. [2018-11-10 07:51:41,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:51:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-11-10 07:51:41,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:51:41,591 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:41,591 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:41,591 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:41,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:41,592 INFO L82 PathProgramCache]: Analyzing trace with hash 385384857, now seen corresponding path program 1 times [2018-11-10 07:51:41,592 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:41,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:41,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:41,593 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:41,717 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 07:51:41,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:41,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:51:41,717 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:41,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:51:41,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:51:41,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:51:41,718 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. Second operand 7 states. [2018-11-10 07:51:42,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:42,052 INFO L93 Difference]: Finished difference Result 79 states and 98 transitions. [2018-11-10 07:51:42,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:51:42,052 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-10 07:51:42,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:42,053 INFO L225 Difference]: With dead ends: 79 [2018-11-10 07:51:42,054 INFO L226 Difference]: Without dead ends: 65 [2018-11-10 07:51:42,054 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:51:42,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-10 07:51:42,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 42. [2018-11-10 07:51:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-10 07:51:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2018-11-10 07:51:42,060 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 53 transitions. Word has length 22 [2018-11-10 07:51:42,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:42,060 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 53 transitions. [2018-11-10 07:51:42,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:51:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2018-11-10 07:51:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:51:42,061 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:42,061 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:42,061 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:42,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:42,062 INFO L82 PathProgramCache]: Analyzing trace with hash 387231899, now seen corresponding path program 1 times [2018-11-10 07:51:42,062 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:42,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:42,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,063 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:42,140 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 07:51:42,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:42,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:51:42,141 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:42,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:51:42,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:51:42,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:51:42,142 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. Second operand 6 states. [2018-11-10 07:51:42,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:42,267 INFO L93 Difference]: Finished difference Result 64 states and 81 transitions. [2018-11-10 07:51:42,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:51:42,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-10 07:51:42,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:42,268 INFO L225 Difference]: With dead ends: 64 [2018-11-10 07:51:42,268 INFO L226 Difference]: Without dead ends: 62 [2018-11-10 07:51:42,269 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:51:42,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-10 07:51:42,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2018-11-10 07:51:42,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-10 07:51:42,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2018-11-10 07:51:42,274 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 22 [2018-11-10 07:51:42,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:42,274 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2018-11-10 07:51:42,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:51:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2018-11-10 07:51:42,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:51:42,275 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:42,275 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:42,275 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:42,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:42,276 INFO L82 PathProgramCache]: Analyzing trace with hash -2132728035, now seen corresponding path program 1 times [2018-11-10 07:51:42,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:42,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:42,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,277 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:42,319 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 07:51:42,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:42,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:51:42,320 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:42,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:51:42,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:51:42,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:51:42,321 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand 5 states. [2018-11-10 07:51:42,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:42,460 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2018-11-10 07:51:42,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:51:42,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-10 07:51:42,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:42,461 INFO L225 Difference]: With dead ends: 112 [2018-11-10 07:51:42,462 INFO L226 Difference]: Without dead ends: 90 [2018-11-10 07:51:42,462 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:51:42,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-10 07:51:42,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 55. [2018-11-10 07:51:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-10 07:51:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2018-11-10 07:51:42,469 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 69 transitions. Word has length 22 [2018-11-10 07:51:42,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:42,469 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 69 transitions. [2018-11-10 07:51:42,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:51:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2018-11-10 07:51:42,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 07:51:42,470 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:42,470 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:42,470 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:42,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:42,471 INFO L82 PathProgramCache]: Analyzing trace with hash -88945400, now seen corresponding path program 1 times [2018-11-10 07:51:42,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:42,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:42,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,472 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:42,537 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 07:51:42,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:51:42,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:51:42,538 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:51:42,538 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:51:42,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:51:42,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:51:42,539 INFO L87 Difference]: Start difference. First operand 55 states and 69 transitions. Second operand 5 states. [2018-11-10 07:51:42,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:51:42,638 INFO L93 Difference]: Finished difference Result 101 states and 127 transitions. [2018-11-10 07:51:42,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:51:42,639 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-11-10 07:51:42,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:51:42,639 INFO L225 Difference]: With dead ends: 101 [2018-11-10 07:51:42,639 INFO L226 Difference]: Without dead ends: 99 [2018-11-10 07:51:42,640 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:51:42,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-10 07:51:42,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 65. [2018-11-10 07:51:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-10 07:51:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 82 transitions. [2018-11-10 07:51:42,645 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 82 transitions. Word has length 23 [2018-11-10 07:51:42,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:51:42,645 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 82 transitions. [2018-11-10 07:51:42,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:51:42,646 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2018-11-10 07:51:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:51:42,646 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:51:42,647 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:51:42,647 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:51:42,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:42,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1732151422, now seen corresponding path program 1 times [2018-11-10 07:51:42,647 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:51:42,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:42,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:51:42,648 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:51:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:43,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:51:43,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:51:43,087 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:51:43,087 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 27 with the following transitions: [2018-11-10 07:51:43,088 INFO L202 CegarAbsIntRunner]: [0], [1], [5], [8], [17], [21], [23], [26], [28], [31], [43], [47], [53], [57], [60], [64], [67], [71], [76], [80], [81], [121], [122], [123] [2018-11-10 07:51:43,118 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:51:43,118 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:51:44,705 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-10 07:51:44,706 INFO L272 AbstractInterpreter]: Visited 24 different actions 40 times. Merged at 16 different actions 16 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 76 variables. [2018-11-10 07:51:44,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:51:44,716 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-10 07:51:44,716 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:51:44,716 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:51:44,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:51:44,723 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 07:51:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:51:44,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:51:44,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-10 07:51:44,818 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,825 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-10 07:51:44,862 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:44,863 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:44,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-10 07:51:44,864 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:51:44,889 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 10 treesize of output 9 [2018-11-10 07:51:44,889 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-10 07:51:44,909 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 07:51:44,909 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,917 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,923 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:51:44,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:51:44,945 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 28 [2018-11-10 07:51:44,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 19 [2018-11-10 07:51:44,961 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,967 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,972 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:44,993 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:82, output treesize:68 [2018-11-10 07:51:45,048 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,050 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,050 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-11-10 07:51:45,051 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-10 07:51:45,087 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 52 [2018-11-10 07:51:45,089 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 78 [2018-11-10 07:51:45,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:51:45,110 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,126 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,134 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 82 [2018-11-10 07:51:45,164 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 83 [2018-11-10 07:51:45,165 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 92 [2018-11-10 07:51:45,186 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 07:51:45,186 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,197 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,206 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,224 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 7 variables, input treesize:133, output treesize:94 [2018-11-10 07:51:45,256 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,257 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,259 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,260 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:45,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 55 [2018-11-10 07:51:45,261 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 161 [2018-11-10 07:51:45,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-11-10 07:51:45,294 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 161 [2018-11-10 07:51:45,334 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 07:51:45,334 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,352 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,367 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 94 [2018-11-10 07:51:45,404 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 07:51:45,404 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 120 [2018-11-10 07:51:45,426 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 07:51:45,426 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,437 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,443 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:45,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 07:51:45,460 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:190, output treesize:120 [2018-11-10 07:51:45,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:51:45,572 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 07:51:45,828 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-11-10 07:51:48,396 WARN L179 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2018-11-10 07:51:52,481 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-11-10 07:51:52,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 905 treesize of output 596 [2018-11-10 07:51:52,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-11-10 07:51:52,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:52,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 568 treesize of output 466 [2018-11-10 07:51:52,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 452 treesize of output 451 [2018-11-10 07:51:52,570 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:52,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 451 treesize of output 459 [2018-11-10 07:51:52,670 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:52,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 394 [2018-11-10 07:51:52,831 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:52,837 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:52,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 33 [2018-11-10 07:51:52,838 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:52,876 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:52,890 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:52,890 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:52,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 370 treesize of output 387 [2018-11-10 07:51:53,254 WARN L179 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 140 [2018-11-10 07:51:53,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 371 [2018-11-10 07:51:53,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:51:53,268 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,298 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 367 treesize of output 370 [2018-11-10 07:51:53,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:51:53,312 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,342 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 659 treesize of output 662 [2018-11-10 07:51:53,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:51:53,355 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,387 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 381 treesize of output 384 [2018-11-10 07:51:53,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:51:53,401 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,431 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,784 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,787 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:53,787 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 383 [2018-11-10 07:51:53,797 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,800 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,801 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 49 [2018-11-10 07:51:53,808 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,862 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:53,865 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,868 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 647 treesize of output 670 [2018-11-10 07:51:53,897 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 07:51:53,897 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:53,976 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,976 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,978 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:53,980 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:53,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 660 [2018-11-10 07:51:53,981 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:54,060 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,065 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,066 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,066 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 8 case distinctions, treesize of input 650 treesize of output 696 [2018-11-10 07:51:54,095 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 16 xjuncts. [2018-11-10 07:51:54,298 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,303 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 648 treesize of output 667 [2018-11-10 07:51:54,315 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 4 xjuncts. [2018-11-10 07:51:54,449 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-11-10 07:51:54,452 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,454 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 356 treesize of output 379 [2018-11-10 07:51:54,489 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,495 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 365 treesize of output 384 [2018-11-10 07:51:54,508 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 4 xjuncts. [2018-11-10 07:51:54,673 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,674 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,675 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:54,677 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 369 [2018-11-10 07:51:54,678 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:54,895 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,896 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:54,899 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,900 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,900 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:54,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 359 treesize of output 401 [2018-11-10 07:51:54,912 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 3 xjuncts. [2018-11-10 07:51:55,033 INFO L267 ElimStorePlain]: Start of recursive call 25: 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-11-10 07:51:55,559 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:55,561 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 376 treesize of output 388 [2018-11-10 07:51:55,592 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,593 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:55,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 38 [2018-11-10 07:51:55,596 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:55,626 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,627 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 368 [2018-11-10 07:51:55,650 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:55,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 340 [2018-11-10 07:51:55,652 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:55,737 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 316 [2018-11-10 07:51:55,738 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:55,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 335 treesize of output 942 [2018-11-10 07:51:55,851 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 20 xjuncts. [2018-11-10 07:51:56,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 342 treesize of output 338 [2018-11-10 07:51:56,101 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:56,254 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 906 [2018-11-10 07:51:56,257 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,259 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,261 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-11-10 07:51:56,262 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,265 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 616 [2018-11-10 07:51:56,268 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,270 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 616 [2018-11-10 07:51:56,274 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,276 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 328 treesize of output 321 [2018-11-10 07:51:56,279 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,281 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:56,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-11-10 07:51:56,284 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 349 treesize of output 55 [2018-11-10 07:51:56,416 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 48 [2018-11-10 07:51:56,535 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:56,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 28 [2018-11-10 07:51:56,685 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 29 [2018-11-10 07:51:56,688 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-11-10 07:51:56,819 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-11-10 07:51:56,821 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 333 treesize of output 328 [2018-11-10 07:51:56,931 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:56,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 334 treesize of output 329 [2018-11-10 07:51:56,935 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 316 treesize of output 618 [2018-11-10 07:51:57,064 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 8 xjuncts. [2018-11-10 07:51:57,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 314 [2018-11-10 07:51:57,230 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 315 [2018-11-10 07:51:57,232 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,296 INFO L267 ElimStorePlain]: Start of recursive call 31: 12 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-11-10 07:51:57,354 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-11-10 07:51:57,358 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:57,358 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,360 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 369 treesize of output 384 [2018-11-10 07:51:57,387 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,388 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:57,389 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 38 [2018-11-10 07:51:57,391 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,420 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,420 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 347 treesize of output 369 [2018-11-10 07:51:57,448 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 352 treesize of output 352 [2018-11-10 07:51:57,449 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:57,530 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,532 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 328 treesize of output 317 [2018-11-10 07:51:57,533 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,543 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:57,545 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 36 treesize of output 25 [2018-11-10 07:51:57,545 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-11-10 07:51:57,601 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,645 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 343 treesize of output 49 [2018-11-10 07:51:57,645 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 302 [2018-11-10 07:51:57,689 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-11-10 07:51:57,691 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,727 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 316 treesize of output 310 [2018-11-10 07:51:57,728 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,766 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 40 [2018-11-10 07:51:57,766 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,799 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 40 treesize of output 25 [2018-11-10 07:51:57,800 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-11-10 07:51:57,833 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 329 treesize of output 626 [2018-11-10 07:51:57,880 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 3 xjuncts. [2018-11-10 07:51:57,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 305 [2018-11-10 07:51:57,928 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:57,973 INFO L267 ElimStorePlain]: Start of recursive call 55: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:51:57,999 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:51:58,002 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,003 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,003 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,006 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 371 [2018-11-10 07:51:58,018 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,018 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,018 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,019 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 43 [2018-11-10 07:51:58,019 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,049 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,049 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-11-10 07:51:58,057 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,058 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-11-10 07:51:58,059 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,076 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 07:51:58,076 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,082 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 07:51:58,082 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,084 INFO L267 ElimStorePlain]: Start of recursive call 71: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,094 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,099 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,101 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,103 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 647 treesize of output 678 [2018-11-10 07:51:58,143 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,144 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,144 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 666 treesize of output 680 [2018-11-10 07:51:58,146 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,243 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,244 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,245 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,249 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,250 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,250 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 650 treesize of output 973 [2018-11-10 07:51:58,253 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,338 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,339 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 656 treesize of output 671 [2018-11-10 07:51:58,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 661 treesize of output 655 [2018-11-10 07:51:58,356 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,488 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 638 treesize of output 627 [2018-11-10 07:51:58,489 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 646 treesize of output 625 [2018-11-10 07:51:58,591 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 613 [2018-11-10 07:51:58,695 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 610 treesize of output 604 [2018-11-10 07:51:58,797 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:58,906 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:58,907 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:58,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 624 [2018-11-10 07:51:58,911 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 616 [2018-11-10 07:51:59,001 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,090 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 645 treesize of output 628 [2018-11-10 07:51:59,094 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 616 treesize of output 322 [2018-11-10 07:51:59,179 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,258 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 625 treesize of output 619 [2018-11-10 07:51:59,259 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 619 treesize of output 619 [2018-11-10 07:51:59,348 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:59,497 INFO L267 ElimStorePlain]: Start of recursive call 78: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:51:59,685 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,685 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 653 treesize of output 650 [2018-11-10 07:51:59,692 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,696 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 617 [2018-11-10 07:51:59,703 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-11-10 07:51:59,746 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 07:51:59,746 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,771 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 07:51:59,771 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-11-10 07:51:59,791 INFO L267 ElimStorePlain]: Start of recursive call 90: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:51:59,886 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-11-10 07:51:59,890 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:59,893 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 654 treesize of output 682 [2018-11-10 07:51:59,940 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,941 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:51:59,941 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:51:59,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 670 treesize of output 684 [2018-11-10 07:51:59,944 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:00,043 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,045 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,046 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:00,051 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,052 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,052 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 654 treesize of output 977 [2018-11-10 07:52:00,055 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:00,136 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,136 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 657 treesize of output 652 [2018-11-10 07:52:00,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:52:00,146 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:00,171 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,175 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 617 [2018-11-10 07:52:00,183 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:00,217 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 07:52:00,217 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:00,238 INFO L267 ElimStorePlain]: Start of recursive call 97: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:00,355 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,356 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,365 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 676 treesize of output 676 [2018-11-10 07:52:00,709 WARN L179 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 132 [2018-11-10 07:52:00,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 650 treesize of output 644 [2018-11-10 07:52:00,712 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:00,871 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,875 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,876 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,876 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,883 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,883 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,884 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:00,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 635 treesize of output 1564 [2018-11-10 07:52:00,912 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 07:52:00,929 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 48 xjuncts. [2018-11-10 07:52:01,674 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:01,680 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:01,688 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:01,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 634 treesize of output 1238 [2018-11-10 07:52:01,714 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 6 xjuncts. [2018-11-10 07:52:02,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 918 treesize of output 914 [2018-11-10 07:52:02,290 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:02,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 625 treesize of output 621 [2018-11-10 07:52:02,302 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:02,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 621 treesize of output 617 [2018-11-10 07:52:02,311 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:02,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 644 treesize of output 638 [2018-11-10 07:52:02,907 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:03,486 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:03,488 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:03,490 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:03,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 638 treesize of output 937 [2018-11-10 07:52:03,495 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:04,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 332 treesize of output 328 [2018-11-10 07:52:04,653 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:04,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 626 treesize of output 622 [2018-11-10 07:52:04,660 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:05,250 INFO L267 ElimStorePlain]: Start of recursive call 101: 8 dim-1 vars, End of recursive call: and 19 xjuncts. [2018-11-10 07:52:05,925 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:05,926 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:05,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 651 treesize of output 674 [2018-11-10 07:52:05,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 649 treesize of output 645 [2018-11-10 07:52:05,953 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:06,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 654 treesize of output 360 [2018-11-10 07:52:06,233 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:06,463 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:06,468 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:06,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 625 treesize of output 1226 [2018-11-10 07:52:06,502 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 6 xjuncts. [2018-11-10 07:52:06,505 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:06,510 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:06,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 624 treesize of output 1225 [2018-11-10 07:52:06,541 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 6 xjuncts. [2018-11-10 07:52:06,925 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:06,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 640 treesize of output 629 [2018-11-10 07:52:06,926 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:07,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 620 treesize of output 615 [2018-11-10 07:52:07,251 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:07,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 647 treesize of output 643 [2018-11-10 07:52:07,581 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:07,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 647 treesize of output 949 [2018-11-10 07:52:07,962 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 8 xjuncts. [2018-11-10 07:52:08,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 638 treesize of output 629 [2018-11-10 07:52:08,457 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:08,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 639 treesize of output 630 [2018-11-10 07:52:08,472 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:08,966 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:08,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 639 treesize of output 622 [2018-11-10 07:52:08,969 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:08,971 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:08,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 345 treesize of output 328 [2018-11-10 07:52:08,973 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:08,975 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:08,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 639 treesize of output 622 [2018-11-10 07:52:08,977 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:08,980 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:08,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 932 treesize of output 915 [2018-11-10 07:52:08,982 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:09,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 324 treesize of output 318 [2018-11-10 07:52:09,442 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:09,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 319 [2018-11-10 07:52:09,444 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:09,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 613 [2018-11-10 07:52:09,446 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:09,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 612 [2018-11-10 07:52:09,448 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:09,919 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:09,920 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:09,941 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:10,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 11 case distinctions, treesize of input 626 treesize of output 1570 [2018-11-10 07:52:10,003 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2018-11-10 07:52:10,841 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 896 xjuncts. [2018-11-10 07:52:25,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 351 [2018-11-10 07:52:25,852 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:26,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 633 treesize of output 1240 [2018-11-10 07:52:26,976 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 20 xjuncts. [2018-11-10 07:52:28,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-11-10 07:52:28,517 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:29,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 351 treesize of output 347 [2018-11-10 07:52:29,633 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:30,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 912 treesize of output 906 [2018-11-10 07:52:30,767 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:30,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 613 [2018-11-10 07:52:30,769 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:30,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 319 [2018-11-10 07:52:30,771 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:30,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 613 [2018-11-10 07:52:30,774 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:31,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 321 [2018-11-10 07:52:31,134 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:31,912 INFO L267 ElimStorePlain]: Start of recursive call 112: 20 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-11-10 07:52:32,228 INFO L267 ElimStorePlain]: Start of recursive call 94: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-11-10 07:52:32,231 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:32,232 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,232 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,235 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 360 treesize of output 375 [2018-11-10 07:52:32,245 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:32,246 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,246 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,246 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 43 [2018-11-10 07:52:32,247 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:32,271 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,272 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 48 [2018-11-10 07:52:32,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:52:32,279 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:32,291 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,291 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-11-10 07:52:32,292 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:32,301 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 07:52:32,301 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:32,305 INFO L267 ElimStorePlain]: Start of recursive call 143: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:52:32,318 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:52:32,970 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,975 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:32,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 373 treesize of output 379 [2018-11-10 07:52:32,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:52:32,995 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:33,025 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,026 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 368 [2018-11-10 07:52:33,047 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,048 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,048 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,048 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 358 treesize of output 349 [2018-11-10 07:52:33,049 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:33,137 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,141 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,153 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:33,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 335 treesize of output 1250 [2018-11-10 07:52:33,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 07:52:33,192 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 24 xjuncts. [2018-11-10 07:52:33,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 319 [2018-11-10 07:52:33,538 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:33,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 319 treesize of output 313 [2018-11-10 07:52:33,776 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:34,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 336 [2018-11-10 07:52:34,017 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:34,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 336 [2018-11-10 07:52:34,269 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:34,494 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:34,494 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:34,502 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:34,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 336 treesize of output 934 [2018-11-10 07:52:34,524 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 5 xjuncts. [2018-11-10 07:52:34,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 313 treesize of output 19 [2018-11-10 07:52:34,795 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,023 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,024 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,024 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,024 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 331 [2018-11-10 07:52:35,025 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 311 [2018-11-10 07:52:35,253 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 612 treesize of output 606 [2018-11-10 07:52:35,401 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 317 treesize of output 311 [2018-11-10 07:52:35,403 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,504 INFO L267 ElimStorePlain]: Start of recursive call 149: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:35,550 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:35,552 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,553 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,554 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:35,554 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 647 treesize of output 668 [2018-11-10 07:52:35,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 603 [2018-11-10 07:52:35,568 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,592 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,593 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,596 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 332 treesize of output 331 [2018-11-10 07:52:35,599 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,599 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2018-11-10 07:52:35,600 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,613 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 07:52:35,614 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-11-10 07:52:35,624 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,626 INFO L267 ElimStorePlain]: Start of recursive call 164: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,635 INFO L267 ElimStorePlain]: Start of recursive call 162: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,638 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,638 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 358 [2018-11-10 07:52:35,654 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 9 treesize of output 8 [2018-11-10 07:52:35,654 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,683 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,683 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-11-10 07:52:35,690 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,690 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2018-11-10 07:52:35,691 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,702 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 07:52:35,703 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-11-10 07:52:35,708 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,710 INFO L267 ElimStorePlain]: Start of recursive call 170: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,721 INFO L267 ElimStorePlain]: Start of recursive call 168: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,723 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,724 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 358 [2018-11-10 07:52:35,733 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 07:52:35,733 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,755 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,756 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-11-10 07:52:35,762 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-11-10 07:52:35,762 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,773 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 07:52:35,773 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,781 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-11-10 07:52:35,783 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,785 INFO L267 ElimStorePlain]: Start of recursive call 176: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,795 INFO L267 ElimStorePlain]: Start of recursive call 174: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,798 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,798 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 366 [2018-11-10 07:52:35,807 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 07:52:35,807 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,830 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,831 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-11-10 07:52:35,837 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 07:52:35,837 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,849 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 07:52:35,849 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,857 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2018-11-10 07:52:35,858 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,863 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,874 INFO L267 ElimStorePlain]: Start of recursive call 180: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,877 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,878 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 352 treesize of output 362 [2018-11-10 07:52:35,887 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 07:52:35,887 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,910 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,911 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-11-10 07:52:35,917 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 07:52:35,917 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,937 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,940 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:35,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2018-11-10 07:52:35,945 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 4 xjuncts. [2018-11-10 07:52:35,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-11-10 07:52:35,973 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:35,988 INFO L267 ElimStorePlain]: Start of recursive call 188: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 07:52:36,010 INFO L267 ElimStorePlain]: Start of recursive call 186: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-10 07:52:36,013 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:36,015 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:36,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 647 treesize of output 678 [2018-11-10 07:52:36,043 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 659 treesize of output 660 [2018-11-10 07:52:36,043 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:36,131 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 657 treesize of output 656 [2018-11-10 07:52:36,131 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:36,205 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:36,206 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:36,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 656 treesize of output 673 [2018-11-10 07:52:36,229 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 654 treesize of output 354 [2018-11-10 07:52:36,229 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:36,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 639 treesize of output 928 [2018-11-10 07:52:36,505 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 3 xjuncts. [2018-11-10 07:52:36,734 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:36,734 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 633 treesize of output 622 [2018-11-10 07:52:36,735 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:36,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 646 treesize of output 625 [2018-11-10 07:52:36,935 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:37,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 632 treesize of output 629 [2018-11-10 07:52:37,144 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:37,370 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:37,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 626 treesize of output 1230 [2018-11-10 07:52:37,399 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 8 xjuncts. [2018-11-10 07:52:37,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 616 [2018-11-10 07:52:37,720 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:38,020 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:38,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 7 case distinctions, treesize of input 625 treesize of output 1245 [2018-11-10 07:52:38,068 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-10 07:52:38,079 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 80 xjuncts. [2018-11-10 07:52:38,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 616 treesize of output 322 [2018-11-10 07:52:38,801 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:39,235 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:39,235 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:39,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 614 [2018-11-10 07:52:39,238 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:39,241 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:39,242 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:39,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 615 [2018-11-10 07:52:39,245 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:39,548 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:39,550 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 342 treesize of output 325 [2018-11-10 07:52:39,551 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:39,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 316 [2018-11-10 07:52:39,795 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,023 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 617 treesize of output 611 [2018-11-10 07:52:40,023 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,025 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 617 treesize of output 611 [2018-11-10 07:52:40,026 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,574 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 610 treesize of output 605 [2018-11-10 07:52:40,574 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,656 INFO L267 ElimStorePlain]: Start of recursive call 195: 16 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:40,836 INFO L267 ElimStorePlain]: Start of recursive call 192: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:40,839 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:40,840 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:40,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 369 treesize of output 375 [2018-11-10 07:52:40,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:52:40,857 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,878 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:40,880 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:40,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 347 treesize of output 362 [2018-11-10 07:52:40,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 352 treesize of output 58 [2018-11-10 07:52:40,900 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:40,983 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 336 treesize of output 631 [2018-11-10 07:52:40,984 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 3 xjuncts. [2018-11-10 07:52:41,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 325 [2018-11-10 07:52:41,058 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 317 treesize of output 311 [2018-11-10 07:52:41,130 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 317 treesize of output 311 [2018-11-10 07:52:41,133 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 323 [2018-11-10 07:52:41,187 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,243 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 305 [2018-11-10 07:52:41,244 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,246 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 311 treesize of output 305 [2018-11-10 07:52:41,246 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 310 [2018-11-10 07:52:41,294 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 305 [2018-11-10 07:52:41,340 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-11-10 07:52:41,376 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,408 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 40 treesize of output 25 [2018-11-10 07:52:41,408 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-11-10 07:52:41,466 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,492 INFO L267 ElimStorePlain]: Start of recursive call 214: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:41,524 INFO L267 ElimStorePlain]: Start of recursive call 212: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:41,527 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,527 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 360 treesize of output 370 [2018-11-10 07:52:41,537 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 07:52:41,537 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,563 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,564 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 48 [2018-11-10 07:52:41,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 07:52:41,571 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,583 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 07:52:41,584 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,595 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,596 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-11-10 07:52:41,596 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,603 INFO L267 ElimStorePlain]: Start of recursive call 230: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,614 INFO L267 ElimStorePlain]: Start of recursive call 228: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,617 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,617 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,618 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:41,618 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 649 treesize of output 660 [2018-11-10 07:52:41,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 603 [2018-11-10 07:52:41,632 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,654 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,655 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 334 treesize of output 333 [2018-11-10 07:52:41,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-11-10 07:52:41,662 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,673 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-11-10 07:52:41,674 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,680 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 07:52:41,680 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,682 INFO L267 ElimStorePlain]: Start of recursive call 236: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,691 INFO L267 ElimStorePlain]: Start of recursive call 234: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,693 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,696 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 651 treesize of output 682 [2018-11-10 07:52:41,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 670 treesize of output 669 [2018-11-10 07:52:41,726 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 654 treesize of output 655 [2018-11-10 07:52:41,821 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:41,893 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,895 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:41,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 660 treesize of output 673 [2018-11-10 07:52:41,914 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 649 treesize of output 643 [2018-11-10 07:52:41,914 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:42,044 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:42,045 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,048 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,061 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 628 treesize of output 1543 [2018-11-10 07:52:42,082 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 07:52:42,087 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 24 xjuncts. [2018-11-10 07:52:42,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 647 treesize of output 641 [2018-11-10 07:52:42,453 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:42,735 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,736 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,744 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:42,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 641 treesize of output 1233 [2018-11-10 07:52:42,758 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 5 xjuncts. [2018-11-10 07:52:43,106 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:43,106 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:43,107 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:43,107 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:43,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 654 treesize of output 639 [2018-11-10 07:52:43,108 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:43,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 641 treesize of output 635 [2018-11-10 07:52:43,458 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:43,781 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 630 treesize of output 624 [2018-11-10 07:52:43,781 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:44,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 618 [2018-11-10 07:52:44,104 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:44,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 324 [2018-11-10 07:52:44,420 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:44,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 616 [2018-11-10 07:52:44,709 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:44,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 917 treesize of output 911 [2018-11-10 07:52:44,712 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:44,966 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:52:44,966 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:44,967 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:44,967 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:44,968 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:44,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 635 treesize of output 630 [2018-11-10 07:52:44,968 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:45,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 616 [2018-11-10 07:52:45,220 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:45,319 INFO L267 ElimStorePlain]: Start of recursive call 243: 12 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:52:45,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,449 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 660 treesize of output 675 [2018-11-10 07:52:45,481 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,483 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,486 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,489 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:45,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 656 treesize of output 650 [2018-11-10 07:52:45,499 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-11-10 07:52:45,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 641 treesize of output 635 [2018-11-10 07:52:45,784 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-11-10 07:52:46,006 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:46,014 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:46,033 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:52:46,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 11 case distinctions, treesize of input 633 treesize of output 1577 [2018-11-10 07:52:46,069 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2018-11-10 07:52:46,718 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1024 xjuncts. [2018-11-10 07:53:08,247 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 622 treesize of output 322 [2018-11-10 07:53:08,247 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:08,251 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 627 treesize of output 327 [2018-11-10 07:53:08,251 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:10,177 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:10,182 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:10,197 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:10,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 10 case distinctions, treesize of input 640 treesize of output 1259 [2018-11-10 07:53:10,220 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-11-10 07:53:10,233 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 96 xjuncts. [2018-11-10 07:53:13,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 1211 treesize of output 1205 [2018-11-10 07:53:13,564 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,566 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 924 treesize of output 918 [2018-11-10 07:53:13,566 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,569 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 921 treesize of output 915 [2018-11-10 07:53:13,570 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,572 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 924 treesize of output 918 [2018-11-10 07:53:13,572 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,575 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 924 treesize of output 918 [2018-11-10 07:53:13,575 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,578 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 923 treesize of output 917 [2018-11-10 07:53:13,578 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,581 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 923 treesize of output 917 [2018-11-10 07:53:13,581 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,583 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 919 treesize of output 913 [2018-11-10 07:53:13,584 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 626 treesize of output 620 [2018-11-10 07:53:13,586 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,588 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 924 treesize of output 918 [2018-11-10 07:53:13,589 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,591 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 924 treesize of output 918 [2018-11-10 07:53:13,592 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,594 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 923 treesize of output 917 [2018-11-10 07:53:13,594 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,597 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 924 treesize of output 918 [2018-11-10 07:53:13,597 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,599 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 922 treesize of output 916 [2018-11-10 07:53:13,599 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,605 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 627 treesize of output 621 [2018-11-10 07:53:13,606 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:13,608 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 924 treesize of output 918 [2018-11-10 07:53:13,608 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:15,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 642 [2018-11-10 07:53:15,464 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:17,203 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 642 treesize of output 348 [2018-11-10 07:53:17,203 INFO L267 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:18,906 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:18,906 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:18,906 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:18,907 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:18,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 345 treesize of output 330 [2018-11-10 07:53:18,908 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:20,601 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:20,604 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:20,604 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:20,606 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:20,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 640 treesize of output 638 [2018-11-10 07:53:20,611 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:22,356 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:22,357 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:22,361 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:22,373 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:22,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 628 treesize of output 1543 [2018-11-10 07:53:22,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-11-10 07:53:22,398 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 24 xjuncts. [2018-11-10 07:53:23,523 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:23,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:23,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:23,525 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:23,525 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:23,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 635 treesize of output 630 [2018-11-10 07:53:23,526 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:24,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 624 treesize of output 621 [2018-11-10 07:53:24,377 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:24,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 621 treesize of output 618 [2018-11-10 07:53:24,388 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:25,250 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:25,250 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:25,258 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:25,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 635 treesize of output 1227 [2018-11-10 07:53:25,272 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 5 xjuncts. [2018-11-10 07:53:25,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 616 [2018-11-10 07:53:25,882 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:26,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 319 treesize of output 313 [2018-11-10 07:53:26,251 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:26,372 INFO L267 ElimStorePlain]: Start of recursive call 257: 16 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-11-10 07:53:26,550 INFO L267 ElimStorePlain]: Start of recursive call 240: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-11-10 07:53:26,552 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,553 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,554 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:26,554 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 651 treesize of output 672 [2018-11-10 07:53:26,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 307 treesize of output 603 [2018-11-10 07:53:26,568 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:26,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 339 [2018-11-10 07:53:26,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 299 [2018-11-10 07:53:26,603 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:26,618 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,620 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:26,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 29 [2018-11-10 07:53:26,626 INFO L267 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 4 xjuncts. [2018-11-10 07:53:26,654 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 07:53:26,654 INFO L267 ElimStorePlain]: Start of recursive call 296: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:26,669 INFO L267 ElimStorePlain]: Start of recursive call 293: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-10 07:53:26,690 INFO L267 ElimStorePlain]: Start of recursive call 291: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-10 07:53:27,336 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-11-10 07:53:27,657 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-11-10 07:53:28,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 451 treesize of output 409 [2018-11-10 07:53:28,453 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-11-10 07:53:28,455 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 07:53:28,455 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:28,457 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,462 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 376 treesize of output 413 [2018-11-10 07:53:28,476 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:28,479 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,484 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 728 treesize of output 765 [2018-11-10 07:53:28,499 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:28,672 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,674 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,674 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 371 treesize of output 396 [2018-11-10 07:53:28,691 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:28,822 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,822 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,823 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 374 treesize of output 373 [2018-11-10 07:53:28,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-10 07:53:28,887 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:28,888 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:28,897 INFO L267 ElimStorePlain]: Start of recursive call 303: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:28,930 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,932 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:28,932 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,932 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 352 treesize of output 366 [2018-11-10 07:53:28,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:53:28,946 INFO L267 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:28,965 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,965 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,966 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 339 [2018-11-10 07:53:28,972 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 07:53:28,972 INFO L267 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:28,987 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,990 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:28,990 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,992 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:28,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 912 [2018-11-10 07:53:29,000 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 07:53:29,027 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,032 INFO L267 ElimStorePlain]: Start of recursive call 307: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,039 INFO L267 ElimStorePlain]: Start of recursive call 305: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,042 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,043 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,044 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,044 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 370 [2018-11-10 07:53:29,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:53:29,059 INFO L267 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,082 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,083 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,083 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,087 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 350 treesize of output 345 [2018-11-10 07:53:29,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:53:29,093 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,112 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,115 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,116 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,118 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 318 treesize of output 912 [2018-11-10 07:53:29,125 INFO L267 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,156 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 07:53:29,157 INFO L267 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,166 INFO L267 ElimStorePlain]: Start of recursive call 313: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,183 INFO L267 ElimStorePlain]: Start of recursive call 311: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,202 INFO L267 ElimStorePlain]: Start of recursive call 302: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,204 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,204 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,205 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 370 treesize of output 369 [2018-11-10 07:53:29,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-10 07:53:29,264 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:29,265 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,273 INFO L267 ElimStorePlain]: Start of recursive call 318: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,297 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,298 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,298 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,299 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 344 treesize of output 370 [2018-11-10 07:53:29,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:53:29,312 INFO L267 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,329 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,330 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,330 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 334 treesize of output 333 [2018-11-10 07:53:29,336 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 07:53:29,337 INFO L267 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,349 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 07:53:29,349 INFO L267 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,357 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,359 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,359 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,360 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 312 treesize of output 600 [2018-11-10 07:53:29,360 INFO L267 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,366 INFO L267 ElimStorePlain]: Start of recursive call 322: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,369 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,372 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,373 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,373 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,374 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 374 [2018-11-10 07:53:29,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-10 07:53:29,388 INFO L267 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,407 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 339 [2018-11-10 07:53:29,413 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 6 treesize of output 1 [2018-11-10 07:53:29,413 INFO L267 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:53:29,431 INFO L267 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,443 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,444 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:29,445 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,445 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 312 treesize of output 600 [2018-11-10 07:53:29,446 INFO L267 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,455 INFO L267 ElimStorePlain]: Start of recursive call 328: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,461 INFO L267 ElimStorePlain]: Start of recursive call 326: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,468 INFO L267 ElimStorePlain]: Start of recursive call 317: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:29,560 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,560 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,560 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:29,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 373 treesize of output 389 [2018-11-10 07:53:29,759 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-11-10 07:53:29,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 371 treesize of output 374 [2018-11-10 07:53:29,772 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:29,772 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,808 INFO L267 ElimStorePlain]: Start of recursive call 333: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 370 treesize of output 373 [2018-11-10 07:53:29,821 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:29,822 INFO L267 ElimStorePlain]: Start of recursive call 336: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,855 INFO L267 ElimStorePlain]: Start of recursive call 335: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 384 treesize of output 387 [2018-11-10 07:53:29,868 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:29,868 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,902 INFO L267 ElimStorePlain]: Start of recursive call 337: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 662 treesize of output 665 [2018-11-10 07:53:29,915 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 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:53:29,915 INFO L267 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 2 xjuncts. [2018-11-10 07:53:29,948 INFO L267 ElimStorePlain]: Start of recursive call 339: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:53:30,353 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,355 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,356 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,407 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 4 new quantified variables, introduced 8 case distinctions, treesize of input 377 treesize of output 400 [2018-11-10 07:53:30,412 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 382 treesize of output 381 [2018-11-10 07:53:30,412 INFO L267 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:30,508 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:30,508 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,509 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,509 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 363 treesize of output 382 [2018-11-10 07:53:30,702 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 103 [2018-11-10 07:53:30,711 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,717 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:30,741 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 2 new quantified variables, introduced 6 case distinctions, treesize of input 356 treesize of output 966 [2018-11-10 07:53:30,751 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:30,757 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:30,972 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:53:30,973 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_144 term size 77 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.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 07:53:30,975 INFO L168 Benchmark]: Toolchain (without parser) took 110459.40 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 474.0 MB). Free memory was 957.6 MB in the beginning and 969.5 MB in the end (delta: -11.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,976 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:53:30,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.89 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 932.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,976 INFO L168 Benchmark]: Boogie Preprocessor took 28.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,977 INFO L168 Benchmark]: RCFGBuilder took 351.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,977 INFO L168 Benchmark]: TraceAbstraction took 109720.55 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 1.1 GB in the beginning and 969.5 MB in the end (delta: 103.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-10 07:53:30,978 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.89 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 932.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 351.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 109720.55 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 1.1 GB in the beginning and 969.5 MB in the end (delta: 103.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_144 term size 77 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_144 term size 77: 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 07:53:32,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:53:32,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:53:32,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:53:32,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:53:32,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:53:32,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:53:32,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:53:32,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:53:32,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:53:32,394 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:53:32,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:53:32,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:53:32,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:53:32,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:53:32,397 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:53:32,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:53:32,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:53:32,400 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:53:32,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:53:32,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:53:32,403 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:53:32,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:53:32,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:53:32,404 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:53:32,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:53:32,406 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:53:32,407 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:53:32,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:53:32,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:53:32,408 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:53:32,409 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:53:32,409 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:53:32,409 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:53:32,410 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:53:32,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:53:32,410 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:53:32,420 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:53:32,420 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:53:32,420 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:53:32,421 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:53:32,421 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:53:32,421 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:53:32,421 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:53:32,422 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:53:32,422 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:53:32,422 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:53:32,422 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:53:32,422 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:53:32,423 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:53:32,424 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:53:32,424 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:53:32,424 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:53:32,424 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:53:32,424 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:53:32,424 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:53:32,424 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:53:32,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:53:32,426 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:53:32,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:53:32,427 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:53:32,427 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:53:32,427 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_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31978db89ae521f3f75fa608730a1f5cd4ee8ad4 [2018-11-10 07:53:32,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:53:32,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:53:32,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:53:32,468 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:53:32,469 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:53:32,469 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:53:32,509 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/84cc066f8/707e6b875c4f41d09c26230df4dad570/FLAG68838a368 [2018-11-10 07:53:32,929 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:53:32,929 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/sv-benchmarks/c/forester-heap/sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:53:32,937 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/84cc066f8/707e6b875c4f41d09c26230df4dad570/FLAG68838a368 [2018-11-10 07:53:32,948 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/data/84cc066f8/707e6b875c4f41d09c26230df4dad570 [2018-11-10 07:53:32,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:53:32,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:53:32,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:53:32,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:53:32,956 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:53:32,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:53:32" (1/1) ... [2018-11-10 07:53:32,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150901fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:32, skipping insertion in model container [2018-11-10 07:53:32,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:53:32" (1/1) ... [2018-11-10 07:53:32,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:53:32,998 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:53:33,203 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:53:33,214 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:53:33,246 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:53:33,282 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:53:33,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33 WrapperNode [2018-11-10 07:53:33,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:53:33,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:53:33,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:53:33,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:53:33,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:53:33,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:53:33,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:53:33,362 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:53:33,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... [2018-11-10 07:53:33,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:53:33,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:53:33,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:53:33,392 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:53:33,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:53:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:53:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:53:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:53:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:53:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:53:33,773 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:53:33,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:53:33 BoogieIcfgContainer [2018-11-10 07:53:33,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:53:33,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:53:33,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:53:33,777 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:53:33,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:53:32" (1/3) ... [2018-11-10 07:53:33,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a60181c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:53:33, skipping insertion in model container [2018-11-10 07:53:33,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:53:33" (2/3) ... [2018-11-10 07:53:33,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a60181c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:53:33, skipping insertion in model container [2018-11-10 07:53:33,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:53:33" (3/3) ... [2018-11-10 07:53:33,780 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-10 07:53:33,785 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:53:33,790 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:53:33,800 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:53:33,817 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:53:33,818 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:53:33,818 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:53:33,818 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:53:33,818 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:53:33,818 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:53:33,818 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:53:33,818 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:53:33,818 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:53:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-11-10 07:53:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:53:33,832 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:33,833 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 07:53:33,834 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:33,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:33,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1447715577, now seen corresponding path program 1 times [2018-11-10 07:53:33,841 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:33,841 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:33,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:33,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:33,923 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 07:53:33,923 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:33,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:33,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:53:33,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:53:33,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:53:33,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:53:33,936 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-11-10 07:53:33,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:33,948 INFO L93 Difference]: Finished difference Result 61 states and 87 transitions. [2018-11-10 07:53:33,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:53:33,948 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-10 07:53:33,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:33,956 INFO L225 Difference]: With dead ends: 61 [2018-11-10 07:53:33,956 INFO L226 Difference]: Without dead ends: 27 [2018-11-10 07:53:33,958 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:53:33,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-11-10 07:53:33,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-11-10 07:53:33,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-10 07:53:33,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2018-11-10 07:53:33,985 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 20 [2018-11-10 07:53:33,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:33,985 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2018-11-10 07:53:33,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:53:33,985 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-10 07:53:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:53:33,986 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:33,986 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:33,986 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:33,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:33,987 INFO L82 PathProgramCache]: Analyzing trace with hash -410611647, now seen corresponding path program 1 times [2018-11-10 07:53:33,987 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:33,987 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:34,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:34,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:34,076 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 07:53:34,076 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2018-11-10 07:53:34,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:34,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:53:34,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:53:34,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:53:34,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:53:34,083 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. Second operand 3 states. [2018-11-10 07:53:34,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:34,105 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2018-11-10 07:53:34,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:53:34,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2018-11-10 07:53:34,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:34,108 INFO L225 Difference]: With dead ends: 30 [2018-11-10 07:53:34,108 INFO L226 Difference]: Without dead ends: 28 [2018-11-10 07:53:34,108 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:53:34,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-10 07:53:34,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-10 07:53:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-10 07:53:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2018-11-10 07:53:34,112 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 21 [2018-11-10 07:53:34,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:34,113 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2018-11-10 07:53:34,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:53:34,113 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-10 07:53:34,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:53:34,113 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:34,114 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:34,114 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:34,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:34,114 INFO L82 PathProgramCache]: Analyzing trace with hash -410609725, now seen corresponding path program 1 times [2018-11-10 07:53:34,114 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:34,115 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:34,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:34,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:34,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-10 07:53:34,284 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,302 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,303 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-10 07:53:34,354 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:34,360 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:34,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-10 07:53:34,361 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:53:34,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:53:34,469 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-10 07:53:34,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:53:34,531 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,552 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,573 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:53:34,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-10 07:53:34,626 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-10 07:53:34,656 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 07:53:34,656 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,662 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,667 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,685 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:34,686 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:76, output treesize:49 [2018-11-10 07:53:34,771 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 07:53:34,771 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:34,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:34,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:53:34,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:53:34,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:53:34,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:53:34,774 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 7 states. [2018-11-10 07:53:35,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:35,341 INFO L93 Difference]: Finished difference Result 77 states and 96 transitions. [2018-11-10 07:53:35,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:53:35,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-11-10 07:53:35,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:35,343 INFO L225 Difference]: With dead ends: 77 [2018-11-10 07:53:35,343 INFO L226 Difference]: Without dead ends: 63 [2018-11-10 07:53:35,343 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:53:35,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-10 07:53:35,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 40. [2018-11-10 07:53:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-10 07:53:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 51 transitions. [2018-11-10 07:53:35,351 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 51 transitions. Word has length 21 [2018-11-10 07:53:35,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:35,351 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 51 transitions. [2018-11-10 07:53:35,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:53:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2018-11-10 07:53:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:53:35,352 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:35,352 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:35,353 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:35,353 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:35,353 INFO L82 PathProgramCache]: Analyzing trace with hash -408762683, now seen corresponding path program 1 times [2018-11-10 07:53:35,354 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:35,354 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 07:53:35,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:35,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:35,526 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 07:53:35,526 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:35,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:35,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 07:53:35,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 07:53:35,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 07:53:35,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:53:35,529 INFO L87 Difference]: Start difference. First operand 40 states and 51 transitions. Second operand 8 states. [2018-11-10 07:53:36,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:36,011 INFO L93 Difference]: Finished difference Result 75 states and 95 transitions. [2018-11-10 07:53:36,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 07:53:36,012 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-11-10 07:53:36,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:36,013 INFO L225 Difference]: With dead ends: 75 [2018-11-10 07:53:36,013 INFO L226 Difference]: Without dead ends: 73 [2018-11-10 07:53:36,013 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2018-11-10 07:53:36,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-11-10 07:53:36,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 50. [2018-11-10 07:53:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-10 07:53:36,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2018-11-10 07:53:36,020 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 65 transitions. Word has length 21 [2018-11-10 07:53:36,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:36,021 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 65 transitions. [2018-11-10 07:53:36,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 07:53:36,021 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2018-11-10 07:53:36,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:53:36,022 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:36,022 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:36,022 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:36,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:36,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1366244679, now seen corresponding path program 1 times [2018-11-10 07:53:36,022 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:36,023 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:36,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:36,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:36,084 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 07:53:36,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-10 07:53:36,086 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,091 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,092 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-10 07:53:36,117 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 07:53:36,118 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:36,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:36,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:53:36,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:53:36,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:53:36,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:53:36,122 INFO L87 Difference]: Start difference. First operand 50 states and 65 transitions. Second operand 6 states. [2018-11-10 07:53:36,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:36,386 INFO L93 Difference]: Finished difference Result 101 states and 129 transitions. [2018-11-10 07:53:36,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:53:36,387 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-10 07:53:36,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:36,388 INFO L225 Difference]: With dead ends: 101 [2018-11-10 07:53:36,388 INFO L226 Difference]: Without dead ends: 83 [2018-11-10 07:53:36,388 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:53:36,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-11-10 07:53:36,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 56. [2018-11-10 07:53:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-11-10 07:53:36,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2018-11-10 07:53:36,397 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 21 [2018-11-10 07:53:36,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:36,397 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2018-11-10 07:53:36,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:53:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2018-11-10 07:53:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:53:36,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:36,398 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:36,399 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:36,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:36,399 INFO L82 PathProgramCache]: Analyzing trace with hash 834689430, now seen corresponding path program 1 times [2018-11-10 07:53:36,399 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:36,399 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:36,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:36,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:36,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 07:53:36,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:53:36,494 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,495 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:36,499 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-10 07:53:36,523 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 07:53:36,523 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:36,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:36,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:53:36,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:53:36,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:53:36,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:53:36,526 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand 6 states. [2018-11-10 07:53:36,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:36,843 INFO L93 Difference]: Finished difference Result 123 states and 159 transitions. [2018-11-10 07:53:36,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:53:36,844 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-10 07:53:36,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:36,844 INFO L225 Difference]: With dead ends: 123 [2018-11-10 07:53:36,844 INFO L226 Difference]: Without dead ends: 105 [2018-11-10 07:53:36,845 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:53:36,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-10 07:53:36,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 66. [2018-11-10 07:53:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-10 07:53:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 84 transitions. [2018-11-10 07:53:36,854 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 84 transitions. Word has length 22 [2018-11-10 07:53:36,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:36,854 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 84 transitions. [2018-11-10 07:53:36,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:53:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2018-11-10 07:53:36,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:53:36,855 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:36,855 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:36,855 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:36,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:36,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1685270504, now seen corresponding path program 1 times [2018-11-10 07:53:36,855 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:36,855 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 07:53:36,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:36,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:36,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:53:36,920 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:36,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:36,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:53:36,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:53:36,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:53:36,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:53:36,923 INFO L87 Difference]: Start difference. First operand 66 states and 84 transitions. Second operand 4 states. [2018-11-10 07:53:36,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:36,945 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2018-11-10 07:53:36,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 07:53:36,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-11-10 07:53:36,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:36,946 INFO L225 Difference]: With dead ends: 90 [2018-11-10 07:53:36,946 INFO L226 Difference]: Without dead ends: 76 [2018-11-10 07:53:36,946 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:53:36,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-11-10 07:53:36,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2018-11-10 07:53:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-10 07:53:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 86 transitions. [2018-11-10 07:53:36,954 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 86 transitions. Word has length 22 [2018-11-10 07:53:36,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:36,955 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 86 transitions. [2018-11-10 07:53:36,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:53:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2018-11-10 07:53:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:53:36,955 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:36,955 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:36,956 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:36,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:36,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1683423462, now seen corresponding path program 1 times [2018-11-10 07:53:36,956 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:36,956 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/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 07:53:36,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:37,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:37,023 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 07:53:37,025 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 07:53:37,026 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,029 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,039 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 07:53:37,041 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 07:53:37,042 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,044 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,050 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,050 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2018-11-10 07:53:37,077 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 07:53:37,077 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 07:53:37,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:53:37,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:53:37,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:53:37,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:53:37,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:53:37,080 INFO L87 Difference]: Start difference. First operand 68 states and 86 transitions. Second operand 6 states. [2018-11-10 07:53:37,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:53:37,424 INFO L93 Difference]: Finished difference Result 123 states and 156 transitions. [2018-11-10 07:53:37,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:53:37,424 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-10 07:53:37,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:53:37,425 INFO L225 Difference]: With dead ends: 123 [2018-11-10 07:53:37,425 INFO L226 Difference]: Without dead ends: 121 [2018-11-10 07:53:37,425 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:53:37,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-10 07:53:37,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 94. [2018-11-10 07:53:37,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-11-10 07:53:37,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 122 transitions. [2018-11-10 07:53:37,432 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 122 transitions. Word has length 22 [2018-11-10 07:53:37,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:53:37,432 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 122 transitions. [2018-11-10 07:53:37,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:53:37,432 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2018-11-10 07:53:37,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 07:53:37,433 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:53:37,433 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:53:37,433 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:53:37,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:53:37,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1787977003, now seen corresponding path program 1 times [2018-11-10 07:53:37,434 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-10 07:53:37,434 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_beb1a115-10fb-472d-8e6f-c61f074958dd/bin-2019/utaipan/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 07:53:37,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:53:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:53:37,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:53:37,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-10 07:53:37,630 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,636 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-10 07:53:37,658 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:37,665 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:37,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-10 07:53:37,666 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:53:37,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 07:53:37,814 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-10 07:53:37,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 13 [2018-11-10 07:53:37,881 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,898 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,913 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-10 07:53:37,958 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 10 treesize of output 9 [2018-11-10 07:53:37,959 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-10 07:53:37,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 13 [2018-11-10 07:53:37,978 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,987 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:37,992 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,015 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,016 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:82, output treesize:68 [2018-11-10 07:53:38,097 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,103 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,114 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 60 [2018-11-10 07:53:38,115 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2018-11-10 07:53:38,363 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 52 [2018-11-10 07:53:38,371 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 78 [2018-11-10 07:53:38,477 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 07:53:38,478 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,501 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,517 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2018-11-10 07:53:38,610 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 84 [2018-11-10 07:53:38,611 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 93 [2018-11-10 07:53:38,670 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 07:53:38,671 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,695 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,722 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,771 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:38,771 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 7 variables, input treesize:135, output treesize:95 [2018-11-10 07:53:38,835 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,845 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:53:38,845 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:53:38,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 55 [2018-11-10 07:53:38,846 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,228 INFO L303 Elim1Store]: Index analysis took 166 ms [2018-11-10 07:53:39,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 96 [2018-11-10 07:53:39,237 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 07:53:39,237 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 114 [2018-11-10 07:53:39,371 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 07:53:39,371 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,416 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,451 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 133 [2018-11-10 07:53:39,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-11-10 07:53:39,575 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 133 [2018-11-10 07:53:39,677 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 8 treesize of output 7 [2018-11-10 07:53:39,677 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,717 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,755 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 07:53:39,813 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:199, output treesize:126 [2018-11-10 07:53:39,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-11-10 07:53:39,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-10 07:53:39,957 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:39,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-11-10 07:53:39,971 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 07:53:39,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-10 07:53:40,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 64 [2018-11-10 07:53:40,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-10 07:53:40,020 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:40,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 29 [2018-11-10 07:53:40,045 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:40,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2018-11-10 07:53:40,049 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:40,050 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:53:40,051 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 07:53:40,051 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:110, output treesize:1 [2018-11-10 07:53:40,083 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 07:53:40,084 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 07:53:52,834 WARN L179 SmtUtils]: Spent 2.56 s on a formula simplification that was a NOOP. DAG size: 69 [2018-11-10 07:53:54,854 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_10 (_ BitVec 32)) (v_prenex_9 (_ BitVec 32)) (v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32)) (v_prenex_4 (_ BitVec 32)) (v_prenex_11 (_ BitVec 32)) (v_prenex_3 (_ BitVec 32)) (v_prenex_2 (_ BitVec 32)) (v_prenex_1 (_ BitVec 32))) (or (= (let ((.cse1 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_9)))) (store .cse3 v_prenex_9 (store (store (select .cse3 v_prenex_9) v_prenex_10 v_prenex_7) v_prenex_3 v_prenex_6))))) (store .cse2 v_prenex_6 (store (select .cse2 v_prenex_6) v_prenex_5 v_prenex_1))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset v_prenex_8)))) (store .cse5 v_prenex_9 (store (store (select .cse5 v_prenex_9) v_prenex_10 v_prenex_11) v_prenex_3 v_prenex_2))))) (store .cse4 v_prenex_6 (store (select .cse4 v_prenex_6) v_prenex_5 v_prenex_4))) c_main_~head~0.base) .cse1))) (_ bv0 32)) (not (= (_ bv0 1) (select (store |c_#valid| v_prenex_9 (_ bv1 1)) v_prenex_6))) (not (= (select |c_#valid| v_prenex_9) (_ bv0 1))))) (forall ((|v_main_write~$Pointer$_#value.base_12| (_ BitVec 32)) (|v_main_#t~malloc9.offset_2| (_ BitVec 32)) (|v_main_read~$Pointer$_#ptr.offset_14| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.base_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_13| (_ BitVec 32)) (|v_main_#Ultimate.alloc_#res.base_5| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.base_13| (_ BitVec 32))) (or (not (= (select |c_#valid| |v_main_write~$Pointer$_#ptr.base_13|) (_ bv0 1))) (not (= (select (store |c_#valid| |v_main_write~$Pointer$_#ptr.base_13| (_ bv1 1)) |v_main_#Ultimate.alloc_#res.base_5|) (_ bv0 1))) (= (let ((.cse6 (let ((.cse10 (let ((.cse11 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse11 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse11 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.offset_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#t~malloc9.offset_2|))))) (store .cse10 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse10 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.offset_12|)))) (.cse9 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (select .cse6 (select (select (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset |v_main_write~$Pointer$_#ptr.base_13|)))) (store .cse8 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse8 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.base_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#Ultimate.alloc_#res.base_5|))))) (store .cse7 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse7 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.base_12|))) c_main_~head~0.base) .cse9)) (select (select .cse6 c_main_~head~0.base) .cse9))) (_ bv0 32))))) is different from false [2018-11-10 07:53:56,891 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_10 (_ BitVec 32)) (v_prenex_9 (_ BitVec 32)) (v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32)) (v_prenex_4 (_ BitVec 32)) (v_prenex_11 (_ BitVec 32)) (v_prenex_3 (_ BitVec 32)) (v_prenex_2 (_ BitVec 32)) (v_prenex_1 (_ BitVec 32))) (or (not (= (_ bv0 1) (select (store |c_#valid| v_prenex_9 (_ bv1 1)) v_prenex_6))) (not (= (select |c_#valid| v_prenex_9) (_ bv0 1))) (= (let ((.cse1 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset v_prenex_9)))) (store .cse3 v_prenex_9 (store (store (select .cse3 v_prenex_9) v_prenex_10 v_prenex_7) v_prenex_3 v_prenex_6))))) (store .cse2 v_prenex_6 (store (select .cse2 v_prenex_6) v_prenex_5 v_prenex_1))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset v_prenex_8)))) (store .cse5 v_prenex_9 (store (store (select .cse5 v_prenex_9) v_prenex_10 v_prenex_11) v_prenex_3 v_prenex_2))))) (store .cse4 v_prenex_6 (store (select .cse4 v_prenex_6) v_prenex_5 v_prenex_4))) c_main_~head~0.base) .cse1))) (_ bv0 32)))) (forall ((|v_main_write~$Pointer$_#value.base_12| (_ BitVec 32)) (|v_main_#t~malloc9.offset_2| (_ BitVec 32)) (|v_main_read~$Pointer$_#ptr.offset_14| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_12| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.base_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#ptr.offset_13| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.offset_13| (_ BitVec 32)) (|v_main_#Ultimate.alloc_#res.base_5| (_ BitVec 32)) (|v_main_write~$Pointer$_#value.base_13| (_ BitVec 32))) (or (not (= (select |c_#valid| |v_main_write~$Pointer$_#ptr.base_13|) (_ bv0 1))) (= (let ((.cse6 (let ((.cse10 (let ((.cse11 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse11 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse11 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.offset_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#t~malloc9.offset_2|))))) (store .cse10 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse10 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.offset_12|)))) (.cse9 (bvadd c_main_~head~0.offset (_ bv4 32)))) (select (select .cse6 (select (select (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset |v_main_write~$Pointer$_#ptr.base_13|)))) (store .cse8 |v_main_write~$Pointer$_#ptr.base_13| (store (store (select .cse8 |v_main_write~$Pointer$_#ptr.base_13|) |v_main_write~$Pointer$_#ptr.offset_13| |v_main_write~$Pointer$_#value.base_13|) |v_main_read~$Pointer$_#ptr.offset_14| |v_main_#Ultimate.alloc_#res.base_5|))))) (store .cse7 |v_main_#Ultimate.alloc_#res.base_5| (store (select .cse7 |v_main_#Ultimate.alloc_#res.base_5|) |v_main_write~$Pointer$_#ptr.offset_12| |v_main_write~$Pointer$_#value.base_12|))) c_main_~head~0.base) .cse9)) (select (select .cse6 c_main_~head~0.base) .cse9))) (_ bv0 32)) (not (= (select (store |c_#valid| |v_main_write~$Pointer$_#ptr.base_13| (_ bv1 1)) |v_main_#Ultimate.alloc_#res.base_5|) (_ bv0 1)))))) is different from false [2018-11-10 07:53:56,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 905 treesize of output 756 [2018-11-10 07:53:56,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-11-10 07:53:56,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:57,295 INFO L303 Elim1Store]: Index analysis took 154 ms [2018-11-10 07:53:57,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 728 treesize of output 690 [2018-11-10 07:53:57,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 676 treesize of output 681 [2018-11-10 07:53:57,602 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-10 07:53:59,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 675 treesize of output 683 [2018-11-10 07:53:59,257 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:00,779 INFO L303 Elim1Store]: Index analysis took 236 ms [2018-11-10 07:54:01,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 675 treesize of output 665 [2018-11-10 07:54:03,401 WARN L179 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 140 [2018-11-10 07:54:03,420 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:03,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 1256 treesize of output 1284 [2018-11-10 07:54:03,716 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:03,725 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:03,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 643 treesize of output 671 [2018-11-10 07:54:03,948 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:03,951 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 07:54:03,951 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:05,362 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:05,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 638 treesize of output 651 [2018-11-10 07:54:05,559 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:06,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:06,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:06,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:06,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 641 treesize of output 651 [2018-11-10 07:54:06,779 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2018-11-10 07:54:06,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-10 07:54:06,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:06,821 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:06,877 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:06,985 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:06,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 634 treesize of output 625 [2018-11-10 07:54:07,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:54:07,033 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:07,087 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 610 treesize of output 609 [2018-11-10 07:54:07,199 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 4 xjuncts. [2018-11-10 07:54:07,366 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 07:54:07,372 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 630 treesize of output 623 [2018-11-10 07:54:07,385 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 07:54:07,385 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:07,426 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 610 treesize of output 609 [2018-11-10 07:54:07,551 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 4 xjuncts. [2018-11-10 07:54:07,680 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:07,897 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:07,904 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,905 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,905 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:07,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 637 treesize of output 647 [2018-11-10 07:54:08,176 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2018-11-10 07:54:08,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-10 07:54:08,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:08,217 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:08,252 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:08,374 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:08,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 617 [2018-11-10 07:54:08,388 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:08,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 604 treesize of output 595 [2018-11-10 07:54:08,394 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:08,425 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 07:54:08,425 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:08,441 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:54:08,447 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:08,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 626 treesize of output 619 [2018-11-10 07:54:08,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-11-10 07:54:08,474 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:08,530 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:08,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 604 treesize of output 595 [2018-11-10 07:54:08,535 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:08,562 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:08,641 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-10 07:54:09,526 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:09,559 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:09,579 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:09,822 INFO L303 Elim1Store]: Index analysis took 318 ms [2018-11-10 07:54:10,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 640 treesize of output 667 [2018-11-10 07:54:12,483 WARN L179 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2018-11-10 07:54:12,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 649 treesize of output 652 [2018-11-10 07:54:12,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:12,569 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:12,818 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:12,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 651 [2018-11-10 07:54:12,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:12,863 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:12,981 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:12,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 650 treesize of output 653 [2018-11-10 07:54:13,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:13,045 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:13,260 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:13,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1230 treesize of output 1233 [2018-11-10 07:54:13,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-10 07:54:13,323 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:13,516 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:15,998 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:16,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 624 [2018-11-10 07:54:16,043 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:16,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 613 treesize of output 626 [2018-11-10 07:54:16,265 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:16,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 619 treesize of output 634 [2018-11-10 07:54:18,541 WARN L179 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2018-11-10 07:54:18,582 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:18,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 616 treesize of output 619 [2018-11-10 07:54:18,741 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 4 xjuncts. [2018-11-10 07:54:18,774 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:18,798 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:54:18,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 619 treesize of output 608 [2018-11-10 07:54:18,821 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:18,862 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:19,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 1199 treesize of output 1198 [2018-11-10 07:54:19,042 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 4 xjuncts. [2018-11-10 07:54:19,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 608 treesize of output 604 [2018-11-10 07:54:19,921 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:19,940 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:19,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 617 treesize of output 604 [2018-11-10 07:54:19,967 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-11-10 07:54:20,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 610 treesize of output 606 [2018-11-10 07:54:20,417 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-11-10 07:54:20,608 INFO L267 ElimStorePlain]: Start of recursive call 41: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-10 07:54:20,852 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:54:20,998 INFO L303 Elim1Store]: Index analysis took 154 ms [2018-11-10 07:54:21,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 616 treesize of output 659 [2018-11-10 07:56:20,592 WARN L179 SmtUtils]: Spent 1.99 m on a formula simplification. DAG size of input: 471 DAG size of output: 341 [2018-11-10 07:56:20,605 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:56:20,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 625 treesize of output 618 [2018-11-10 07:56:20,663 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-11-10 07:56:20,677 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-10 07:56:20,677 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-11-10 07:56:20,691 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:56:20,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 1208 treesize of output 1197 [2018-11-10 07:56:20,830 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 2 xjuncts. [2018-11-10 07:56:47,086 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:56:47,164 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:56:47,165 INFO L303 Elim1Store]: Index analysis took 160 ms [2018-11-10 07:56:47,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 626 treesize of output 635 [2018-11-10 07:56:47,448 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-11-10 07:56:47,472 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:56:47,493 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:56:47,522 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:56:47,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 629 treesize of output 616 [2018-11-10 07:56:47,523 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-11-10 07:57:06,225 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:57:06,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 627 treesize of output 611 [2018-11-10 07:57:06,310 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-11-10 07:57:06,326 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:57:06,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 612 [2018-11-10 07:57:06,369 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-11-10 07:57:22,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 616 treesize of output 612 [2018-11-10 07:57:22,071 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-11-10 07:57:39,403 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:57:39,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 623 treesize of output 611 [2018-11-10 07:57:39,424 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-11-10 07:57:56,424 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:57:56,503 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:57:56,517 INFO L303 Elim1Store]: Index analysis took 271 ms [2018-11-10 07:57:56,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 627 treesize of output 632 [2018-11-10 07:57:56,676 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 4 xjuncts. [2018-11-10 07:57:56,736 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:57:56,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 613 [2018-11-10 07:57:56,766 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-11-10 07:58:14,798 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:58:14,799 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:58:14,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 617 [2018-11-10 07:58:14,839 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-11-10 07:58:33,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 621 treesize of output 613 [2018-11-10 07:58:33,714 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-11-10 07:58:33,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-11-10 07:58:33,839 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-11-10 07:58:56,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 614 treesize of output 610 [2018-11-10 07:58:56,491 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-11-10 07:59:13,435 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:13,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 609 [2018-11-10 07:59:13,446 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-11-10 07:59:24,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 612 treesize of output 608 [2018-11-10 07:59:24,222 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-11-10 07:59:24,231 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:24,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 608 [2018-11-10 07:59:24,264 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-11-10 07:59:38,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 622 treesize of output 609 [2018-11-10 07:59:38,314 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-11-10 07:59:38,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 613 treesize of output 609 [2018-11-10 07:59:38,400 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-11-10 07:59:52,188 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:52,287 INFO L303 Elim1Store]: Index analysis took 175 ms [2018-11-10 07:59:52,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 622 treesize of output 635 [2018-11-10 07:59:52,618 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 8 xjuncts. [2018-11-10 07:59:52,688 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:52,714 INFO L700 Elim1Store]: detected not equals via solver [2018-11-10 07:59:52,832 INFO L303 Elim1Store]: Index analysis took 214 ms [2018-11-10 07:59:52,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 621 treesize of output 620 [2018-11-10 07:59:52,959 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 4 xjuncts. [2018-11-10 07:59:59,106 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:59,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 609 [2018-11-10 07:59:59,111 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-11-10 07:59:59,121 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 07:59:59,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 621 treesize of output 608 [2018-11-10 07:59:59,143 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-11-10 08:00:13,289 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:00:13,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 612 [2018-11-10 08:00:13,321 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-11-10 08:00:14,313 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:00:14,762 INFO L303 Elim1Store]: Index analysis took 535 ms [2018-11-10 08:00:15,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 618 treesize of output 641 [2018-11-10 08:00:15,028 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 32 xjuncts. [2018-11-10 08:00:16,505 INFO L267 ElimStorePlain]: Start of recursive call 48: 20 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-10 08:00:16,977 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-11-10 08:00:17,408 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-10 08:00:22,943 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:00:23,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 641 treesize of output 646 [2018-11-10 08:00:23,972 WARN L179 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-11-10 08:00:23,983 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:00:24,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 619 treesize of output 618 [2018-11-10 08:00:24,081 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 4 xjuncts. [2018-11-10 08:00:25,064 INFO L682 Elim1Store]: detected equality via solver [2018-11-10 08:00:25,455 INFO L303 Elim1Store]: Index analysis took 402 ms [2018-11-10 08:00:25,811 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-10 08:00:25,812 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_prenex_59 term size 61 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:00:25,814 INFO L168 Benchmark]: Toolchain (without parser) took 412862.78 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.5 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -114.2 MB). Peak memory consumption was 420.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,814 INFO L168 Benchmark]: CDTParser took 0.15 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 08:00:25,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.16 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 924.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -216.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,815 INFO L168 Benchmark]: Boogie Preprocessor took 29.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,815 INFO L168 Benchmark]: RCFGBuilder took 381.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,815 INFO L168 Benchmark]: TraceAbstraction took 412039.22 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 417.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:25,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.16 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 924.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 924.0 MB in the beginning and 1.1 GB in the end (delta: -216.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 381.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 412039.22 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 417.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_prenex_59 term size 61 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_prenex_59 term size 61: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...