./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal_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_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28eb62e409662a14417b5a67d3fe5de851f13e52 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28eb62e409662a14417b5a67d3fe5de851f13e52 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimArr_16 term size 13 --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:35:55,350 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:35:55,351 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:35:55,360 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:35:55,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:35:55,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:35:55,362 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:35:55,363 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:35:55,364 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:35:55,365 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:35:55,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:35:55,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:35:55,368 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:35:55,368 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:35:55,369 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:35:55,370 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:35:55,371 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:35:55,372 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:35:55,374 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:35:55,375 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:35:55,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:35:55,377 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:35:55,379 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:35:55,379 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:35:55,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:35:55,380 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:35:55,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:35:55,382 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:35:55,383 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:35:55,384 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:35:55,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:35:55,384 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:35:55,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:35:55,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:35:55,385 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:35:55,386 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:35:55,386 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 20:35:55,398 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:35:55,398 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:35:55,399 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:35:55,399 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:35:55,399 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:35:55,399 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:35:55,400 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:35:55,400 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:35:55,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:35:55,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:35:55,402 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:35:55,402 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:35:55,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:35:55,402 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:35:55,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:35:55,405 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:35:55,405 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 20:35:55,405 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:35:55,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:35:55,405 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_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28eb62e409662a14417b5a67d3fe5de851f13e52 [2018-10-26 20:35:55,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:35:55,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:35:55,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:35:55,449 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:35:55,450 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:35:55,451 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:35:55,496 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/4e84bd545/83e5f9ac228e42d0a8eba16f85d77f8d/FLAGeb4f82c52 [2018-10-26 20:35:55,974 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:35:55,975 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:35:55,988 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/4e84bd545/83e5f9ac228e42d0a8eba16f85d77f8d/FLAGeb4f82c52 [2018-10-26 20:35:56,004 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/4e84bd545/83e5f9ac228e42d0a8eba16f85d77f8d [2018-10-26 20:35:56,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:35:56,009 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:35:56,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:35:56,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:35:56,015 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:35:56,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1df598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56, skipping insertion in model container [2018-10-26 20:35:56,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:35:56,062 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:35:56,307 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:35:56,316 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:35:56,359 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:35:56,399 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:35:56,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56 WrapperNode [2018-10-26 20:35:56,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:35:56,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:35:56,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:35:56,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:35:56,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... [2018-10-26 20:35:56,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:35:56,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:35:56,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:35:56,520 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:35:56,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-10-26 20:35:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2018-10-26 20:35:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2018-10-26 20:35:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_prepend [2018-10-26 20:35:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:35:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 20:35:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-10-26 20:35:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-10-26 20:35:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-10-26 20:35:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-10-26 20:35:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-10-26 20:35:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-10-26 20:35:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-10-26 20:35:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-10-26 20:35:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-10-26 20:35:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-10-26 20:35:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-10-26 20:35:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-10-26 20:35:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-10-26 20:35:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-10-26 20:35:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-10-26 20:35:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-10-26 20:35:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-26 20:35:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-10-26 20:35:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-10-26 20:35:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-10-26 20:35:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-10-26 20:35:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-10-26 20:35:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-10-26 20:35:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2018-10-26 20:35:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure dll_prepend [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 20:35:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:35:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:35:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 20:35:57,352 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:35:57,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:35:57 BoogieIcfgContainer [2018-10-26 20:35:57,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:35:57,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:35:57,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:35:57,356 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:35:57,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:35:56" (1/3) ... [2018-10-26 20:35:57,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b2d068e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:35:57, skipping insertion in model container [2018-10-26 20:35:57,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:35:56" (2/3) ... [2018-10-26 20:35:57,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b2d068e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:35:57, skipping insertion in model container [2018-10-26 20:35:57,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:35:57" (3/3) ... [2018-10-26 20:35:57,360 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:35:57,368 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:35:57,376 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:35:57,391 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:35:57,421 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:35:57,421 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:35:57,421 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:35:57,422 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:35:57,422 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:35:57,422 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:35:57,422 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:35:57,422 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:35:57,422 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:35:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-10-26 20:35:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 20:35:57,447 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:35:57,448 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:35:57,450 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:35:57,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:35:57,455 INFO L82 PathProgramCache]: Analyzing trace with hash 591342300, now seen corresponding path program 1 times [2018-10-26 20:35:57,457 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:35:57,458 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:35:57,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:57,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:35:57,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:35:57,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:35:57,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:35:57,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:35:57,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 20:35:57,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 20:35:57,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:35:57,632 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 2 states. [2018-10-26 20:35:57,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:35:57,660 INFO L93 Difference]: Finished difference Result 155 states and 174 transitions. [2018-10-26 20:35:57,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 20:35:57,661 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2018-10-26 20:35:57,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:35:57,672 INFO L225 Difference]: With dead ends: 155 [2018-10-26 20:35:57,672 INFO L226 Difference]: Without dead ends: 65 [2018-10-26 20:35:57,676 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:35:57,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-10-26 20:35:57,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-10-26 20:35:57,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-10-26 20:35:57,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-10-26 20:35:57,720 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 42 [2018-10-26 20:35:57,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:35:57,720 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-10-26 20:35:57,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 20:35:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-10-26 20:35:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 20:35:57,722 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:35:57,722 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:35:57,722 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:35:57,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:35:57,723 INFO L82 PathProgramCache]: Analyzing trace with hash -449406664, now seen corresponding path program 1 times [2018-10-26 20:35:57,723 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:35:57,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:35:57,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:57,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:35:57,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:35:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:35:57,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:35:57,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 20:35:57,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:35:57,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:35:57,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:35:57,951 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 5 states. [2018-10-26 20:35:58,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:35:58,062 INFO L93 Difference]: Finished difference Result 121 states and 131 transitions. [2018-10-26 20:35:58,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 20:35:58,064 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-10-26 20:35:58,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:35:58,065 INFO L225 Difference]: With dead ends: 121 [2018-10-26 20:35:58,065 INFO L226 Difference]: Without dead ends: 76 [2018-10-26 20:35:58,067 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:35:58,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-10-26 20:35:58,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 67. [2018-10-26 20:35:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-10-26 20:35:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 72 transitions. [2018-10-26 20:35:58,076 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 72 transitions. Word has length 43 [2018-10-26 20:35:58,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:35:58,076 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 72 transitions. [2018-10-26 20:35:58,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:35:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2018-10-26 20:35:58,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 20:35:58,078 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:35:58,078 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:35:58,078 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:35:58,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:35:58,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1324225148, now seen corresponding path program 1 times [2018-10-26 20:35:58,082 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:35:58,082 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:35:58,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:58,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:35:58,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:35:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:35:58,226 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:35:58,227 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:35:58,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:35:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:35:58,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:35:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:35:58,423 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:35:58,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-10-26 20:35:58,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:35:58,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:35:58,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:35:58,425 INFO L87 Difference]: Start difference. First operand 67 states and 72 transitions. Second operand 6 states. [2018-10-26 20:35:58,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:35:58,608 INFO L93 Difference]: Finished difference Result 132 states and 143 transitions. [2018-10-26 20:35:58,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:35:58,608 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2018-10-26 20:35:58,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:35:58,609 INFO L225 Difference]: With dead ends: 132 [2018-10-26 20:35:58,609 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 20:35:58,612 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:35:58,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 20:35:58,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 78. [2018-10-26 20:35:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:35:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 84 transitions. [2018-10-26 20:35:58,623 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 84 transitions. Word has length 53 [2018-10-26 20:35:58,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:35:58,624 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 84 transitions. [2018-10-26 20:35:58,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:35:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2018-10-26 20:35:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 20:35:58,626 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:35:58,626 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:35:58,626 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:35:58,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:35:58,627 INFO L82 PathProgramCache]: Analyzing trace with hash -440839472, now seen corresponding path program 2 times [2018-10-26 20:35:58,627 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:35:58,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:35:58,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:58,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:35:58,629 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:35:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:35:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:35:58,742 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:35:58,742 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:35:58,751 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-26 20:35:58,802 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-10-26 20:35:58,803 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 20:35:58,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:35:59,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:35:59,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:35:59,259 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,288 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,311 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,311 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-10-26 20:35:59,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:35:59,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:35:59,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,543 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:35:59,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:35:59,569 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,571 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,576 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:30, output treesize:15 [2018-10-26 20:35:59,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-10-26 20:35:59,708 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 19 treesize of output 11 [2018-10-26 20:35:59,708 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,734 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-10-26 20:35:59,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-10-26 20:35:59,752 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,766 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,770 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:11 [2018-10-26 20:35:59,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-10-26 20:35:59,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-10-26 20:35:59,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,825 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,828 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:35:59,828 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:18, output treesize:7 [2018-10-26 20:35:59,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 20:35:59,883 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:35:59,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [5] total 18 [2018-10-26 20:35:59,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-26 20:35:59,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-26 20:35:59,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2018-10-26 20:35:59,885 INFO L87 Difference]: Start difference. First operand 78 states and 84 transitions. Second operand 18 states. [2018-10-26 20:36:00,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:36:00,719 INFO L93 Difference]: Finished difference Result 134 states and 145 transitions. [2018-10-26 20:36:00,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-26 20:36:00,720 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 63 [2018-10-26 20:36:00,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:36:00,720 INFO L225 Difference]: With dead ends: 134 [2018-10-26 20:36:00,721 INFO L226 Difference]: Without dead ends: 78 [2018-10-26 20:36:00,721 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=90, Invalid=666, Unknown=0, NotChecked=0, Total=756 [2018-10-26 20:36:00,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-10-26 20:36:00,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-10-26 20:36:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:36:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 82 transitions. [2018-10-26 20:36:00,726 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 82 transitions. Word has length 63 [2018-10-26 20:36:00,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:36:00,726 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 82 transitions. [2018-10-26 20:36:00,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-26 20:36:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2018-10-26 20:36:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 20:36:00,727 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:36:00,727 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:36:00,727 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:36:00,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:36:00,728 INFO L82 PathProgramCache]: Analyzing trace with hash -63987039, now seen corresponding path program 1 times [2018-10-26 20:36:00,728 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:36:00,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:36:00,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:00,729 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-26 20:36:00,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:36:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 20:36:01,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:36:01,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2018-10-26 20:36:01,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-10-26 20:36:01,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-10-26 20:36:01,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2018-10-26 20:36:01,560 INFO L87 Difference]: Start difference. First operand 78 states and 82 transitions. Second operand 22 states. [2018-10-26 20:36:02,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:36:02,544 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2018-10-26 20:36:02,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-10-26 20:36:02,545 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 69 [2018-10-26 20:36:02,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:36:02,546 INFO L225 Difference]: With dead ends: 96 [2018-10-26 20:36:02,546 INFO L226 Difference]: Without dead ends: 78 [2018-10-26 20:36:02,547 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=111, Invalid=945, Unknown=0, NotChecked=0, Total=1056 [2018-10-26 20:36:02,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-10-26 20:36:02,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-10-26 20:36:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:36:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2018-10-26 20:36:02,556 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 69 [2018-10-26 20:36:02,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:36:02,556 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2018-10-26 20:36:02,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-10-26 20:36:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2018-10-26 20:36:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 20:36:02,557 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:36:02,557 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:36:02,558 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:36:02,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:36:02,558 INFO L82 PathProgramCache]: Analyzing trace with hash -180191029, now seen corresponding path program 1 times [2018-10-26 20:36:02,558 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:36:02,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:36:02,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:02,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:36:02,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:36:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:36:03,990 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:36:03,990 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:36:04,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:36:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:36:04,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:36:04,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 20:36:04,049 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,055 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,055 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 20:36:04,353 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:04,359 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-10-26 20:36:04,637 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:04,638 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:04,639 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:04,640 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-10-26 20:36:04,643 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 30 treesize of output 34 [2018-10-26 20:36:04,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:04,660 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:35 [2018-10-26 20:36:04,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:36:04,714 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 8 treesize of output 7 [2018-10-26 20:36:04,714 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,716 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:04,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:04,726 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:46, output treesize:51 [2018-10-26 20:36:05,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:36:05,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:36:05,583 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:05,586 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:05,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:05,599 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:376, output treesize:397 [2018-10-26 20:36:05,861 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 59 [2018-10-26 20:36:05,875 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,876 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,877 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,879 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,879 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 25 treesize of output 37 [2018-10-26 20:36:05,880 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:05,929 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,930 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:05,955 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:05,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 170 [2018-10-26 20:36:06,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2018-10-26 20:36:06,040 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:06,040 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 64 treesize of output 67 [2018-10-26 20:36:06,041 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,066 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 72 [2018-10-26 20:36:06,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 69 [2018-10-26 20:36:06,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-10-26 20:36:06,134 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,142 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,150 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2018-10-26 20:36:06,173 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 31 treesize of output 25 [2018-10-26 20:36:06,174 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:06,180 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:36:06,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 79 [2018-10-26 20:36:06,206 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:06,219 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 4 case distinctions, treesize of input 31 treesize of output 66 [2018-10-26 20:36:06,220 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:06,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 12 treesize of output 11 [2018-10-26 20:36:06,254 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 96 [2018-10-26 20:36:06,280 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 94 [2018-10-26 20:36:06,304 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 71 treesize of output 96 [2018-10-26 20:36:06,315 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,478 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:06,574 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:06,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-10-26 20:36:06,627 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 6 variables, input treesize:447, output treesize:350 [2018-10-26 20:36:06,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 113 [2018-10-26 20:36:06,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2018-10-26 20:36:06,868 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,916 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 124 [2018-10-26 20:36:06,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2018-10-26 20:36:06,958 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:06,969 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 111 [2018-10-26 20:36:07,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 81 [2018-10-26 20:36:07,011 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,021 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,053 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-10-26 20:36:07,053 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 10 variables, input treesize:383, output treesize:306 [2018-10-26 20:36:07,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 61 [2018-10-26 20:36:07,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-10-26 20:36:07,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 23 [2018-10-26 20:36:07,821 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,828 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 13 treesize of output 9 [2018-10-26 20:36:07,829 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 68 [2018-10-26 20:36:07,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-10-26 20:36:07,883 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,968 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 17 treesize of output 13 [2018-10-26 20:36:07,968 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,975 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:07,976 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-10-26 20:36:07,976 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:07,983 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 59 [2018-10-26 20:36:08,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2018-10-26 20:36:08,007 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 23 [2018-10-26 20:36:08,018 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,044 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 17 treesize of output 9 [2018-10-26 20:36:08,045 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,047 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:08,058 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 13 variables, input treesize:324, output treesize:4 [2018-10-26 20:36:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:36:08,131 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:36:08,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 33] total 55 [2018-10-26 20:36:08,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-10-26 20:36:08,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-10-26 20:36:08,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=2767, Unknown=66, NotChecked=0, Total=2970 [2018-10-26 20:36:08,133 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 55 states. [2018-10-26 20:36:12,599 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2018-10-26 20:36:13,385 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2018-10-26 20:36:13,677 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2018-10-26 20:36:13,985 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2018-10-26 20:36:14,294 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2018-10-26 20:36:14,662 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2018-10-26 20:36:14,878 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2018-10-26 20:36:15,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:36:15,157 INFO L93 Difference]: Finished difference Result 122 states and 128 transitions. [2018-10-26 20:36:15,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-10-26 20:36:15,158 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 72 [2018-10-26 20:36:15,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:36:15,160 INFO L225 Difference]: With dead ends: 122 [2018-10-26 20:36:15,160 INFO L226 Difference]: Without dead ends: 119 [2018-10-26 20:36:15,162 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1130 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=354, Invalid=6176, Unknown=112, NotChecked=0, Total=6642 [2018-10-26 20:36:15,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-10-26 20:36:15,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 103. [2018-10-26 20:36:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-10-26 20:36:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 108 transitions. [2018-10-26 20:36:15,178 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 108 transitions. Word has length 72 [2018-10-26 20:36:15,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:36:15,179 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 108 transitions. [2018-10-26 20:36:15,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-10-26 20:36:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 108 transitions. [2018-10-26 20:36:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 20:36:15,181 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:36:15,182 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:36:15,182 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:36:15,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:36:15,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1432581848, now seen corresponding path program 2 times [2018-10-26 20:36:15,185 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:36:15,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:36:15,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:15,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:36:15,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:36:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:36:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:36:15,276 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:36:15,276 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:36:15,283 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-26 20:36:15,314 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-10-26 20:36:15,314 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 20:36:15,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:36:15,463 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:36:15,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:36:15,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:15,467 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:15,472 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:36:15,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:36:15,474 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:15,475 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:15,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:15,479 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:27, output treesize:19 [2018-10-26 20:36:15,572 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 3 case distinctions, treesize of input 25 treesize of output 35 [2018-10-26 20:36:15,580 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 24 treesize of output 31 [2018-10-26 20:36:15,581 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:15,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 41 [2018-10-26 20:36:15,613 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:15,637 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:15,673 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 3 case distinctions, treesize of input 25 treesize of output 35 [2018-10-26 20:36:15,682 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 24 treesize of output 31 [2018-10-26 20:36:15,683 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:15,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 41 [2018-10-26 20:36:15,714 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:15,737 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:15,774 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-10-26 20:36:15,774 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:59, output treesize:365 [2018-10-26 20:36:15,914 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2018-10-26 20:36:16,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 121 [2018-10-26 20:36:16,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 103 [2018-10-26 20:36:16,184 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:16,513 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 96 treesize of output 95 [2018-10-26 20:36:16,514 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:16,750 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 2 case distinctions, treesize of input 93 treesize of output 104 [2018-10-26 20:36:16,750 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:16,947 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 93 treesize of output 108 [2018-10-26 20:36:16,947 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:17,307 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:18,228 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 114 [2018-10-26 20:36:18,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 98 [2018-10-26 20:36:18,242 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:18,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2018-10-26 20:36:18,414 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:18,921 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:18,928 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 2 case distinctions, treesize of input 90 treesize of output 125 [2018-10-26 20:36:18,929 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:18,984 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:20,070 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 127 [2018-10-26 20:36:20,074 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-10-26 20:36:20,075 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:20,180 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 81 treesize of output 80 [2018-10-26 20:36:20,180 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:20,292 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 86 treesize of output 99 [2018-10-26 20:36:20,292 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:20,328 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:20,334 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 95 treesize of output 84 [2018-10-26 20:36:20,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2018-10-26 20:36:20,337 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:20,349 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:21,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 116 [2018-10-26 20:36:21,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2018-10-26 20:36:21,203 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:21,339 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:21,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 111 [2018-10-26 20:36:21,346 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:21,461 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:22,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 119 [2018-10-26 20:36:22,431 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:22,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 132 [2018-10-26 20:36:22,439 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:22,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 95 [2018-10-26 20:36:22,670 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:23,062 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:23,065 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:23,074 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 2 case distinctions, treesize of input 93 treesize of output 104 [2018-10-26 20:36:23,074 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:23,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 95 [2018-10-26 20:36:23,204 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:23,314 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:36:24,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 109 [2018-10-26 20:36:24,977 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 98 treesize of output 97 [2018-10-26 20:36:24,978 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:25,034 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:25,049 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 91 treesize of output 126 [2018-10-26 20:36:25,050 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:25,120 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:26,909 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:26,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 80 [2018-10-26 20:36:26,918 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:26,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-10-26 20:36:26,919 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:26,935 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:26,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 94 [2018-10-26 20:36:26,967 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 90 treesize of output 89 [2018-10-26 20:36:26,967 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:27,016 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:27,019 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:27,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 80 [2018-10-26 20:36:27,023 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:27,024 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:27,024 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:27,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2018-10-26 20:36:27,025 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:27,045 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:28,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 111 [2018-10-26 20:36:28,354 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 98 treesize of output 97 [2018-10-26 20:36:28,354 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:28,406 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:28,422 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 89 treesize of output 126 [2018-10-26 20:36:28,423 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:28,492 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:29,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 80 [2018-10-26 20:36:29,859 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 40 treesize of output 35 [2018-10-26 20:36:29,860 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:29,872 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:29,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 125 [2018-10-26 20:36:29,904 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-10-26 20:36:29,904 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:30,129 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 90 treesize of output 103 [2018-10-26 20:36:30,130 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:30,207 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 81 treesize of output 80 [2018-10-26 20:36:30,208 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:30,247 INFO L267 ElimStorePlain]: Start of recursive call 39: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:31,252 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:31,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 70 [2018-10-26 20:36:31,255 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:31,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 41 [2018-10-26 20:36:31,256 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:31,269 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:31,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 92 [2018-10-26 20:36:31,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 89 [2018-10-26 20:36:31,295 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:31,336 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:31,338 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:31,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 72 [2018-10-26 20:36:31,342 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:31,343 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:31,343 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:31,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 57 [2018-10-26 20:36:31,344 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:31,359 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,142 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 87 treesize of output 78 [2018-10-26 20:36:32,146 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,147 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,147 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:32,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 48 [2018-10-26 20:36:32,152 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,169 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 116 [2018-10-26 20:36:32,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 89 [2018-10-26 20:36:32,192 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,253 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,254 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 132 [2018-10-26 20:36:32,268 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:32,318 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:32,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 93 [2018-10-26 20:36:32,326 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,327 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:32,330 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 31 treesize of output 50 [2018-10-26 20:36:32,330 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,346 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 132 [2018-10-26 20:36:32,379 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,380 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 101 treesize of output 112 [2018-10-26 20:36:32,381 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,514 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,516 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,517 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 92 treesize of output 145 [2018-10-26 20:36:32,533 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:32,694 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,695 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:32,704 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 2 case distinctions, treesize of input 87 treesize of output 118 [2018-10-26 20:36:32,704 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:32,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 87 [2018-10-26 20:36:32,826 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:32,896 INFO L267 ElimStorePlain]: Start of recursive call 56: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:36:33,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 100 [2018-10-26 20:36:33,450 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:33,450 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:33,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 110 [2018-10-26 20:36:33,454 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:33,552 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:33,553 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:36:33,554 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:33,556 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 87 treesize of output 107 [2018-10-26 20:36:33,556 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:33,603 INFO L267 ElimStorePlain]: Start of recursive call 61: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:33,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 130 [2018-10-26 20:36:33,695 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:33,712 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 4 case distinctions, treesize of input 94 treesize of output 145 [2018-10-26 20:36:33,713 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 4 xjuncts. [2018-10-26 20:36:33,924 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 88 treesize of output 87 [2018-10-26 20:36:33,925 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:34,150 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:34,151 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:34,153 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:36:34,161 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 2 case distinctions, treesize of input 91 treesize of output 138 [2018-10-26 20:36:34,162 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:34,243 INFO L267 ElimStorePlain]: Start of recursive call 64: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:36:34,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 94 treesize of output 124 [2018-10-26 20:36:34,285 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 109 treesize of output 99 [2018-10-26 20:36:34,285 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-10-26 20:36:34,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 120 [2018-10-26 20:36:34,358 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:34,408 INFO L267 ElimStorePlain]: Start of recursive call 68: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:36:34,895 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 12 dim-2 vars, End of recursive call: 6 dim-0 vars, and 23 xjuncts. [2018-10-26 20:36:34,895 INFO L202 ElimStorePlain]: Needed 70 recursive calls to eliminate 18 variables, input treesize:585, output treesize:1635 [2018-10-26 20:36:38,936 WARN L179 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 162 DAG size of output: 142 [2018-10-26 20:36:38,974 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 66 [2018-10-26 20:36:38,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 52 [2018-10-26 20:36:38,987 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-10-26 20:36:39,002 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:37:06,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 67 [2018-10-26 20:37:06,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 42 [2018-10-26 20:37:06,593 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:37:06,602 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:37:30,958 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:37:30,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-10-26 20:37:30,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-10-26 20:37:30,964 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:37:30,990 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:37:48,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 103 [2018-10-26 20:37:48,972 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 0 case distinctions, treesize of input 88 treesize of output 87 [2018-10-26 20:37:48,973 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 20:37:49,035 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 2 case distinctions, treesize of input 73 treesize of output 84 [2018-10-26 20:37:49,036 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-10-26 20:37:49,096 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:38:05,283 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:05,283 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 73 treesize of output 58 [2018-10-26 20:38:05,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 34 [2018-10-26 20:38:05,287 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:05,298 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:05,302 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:38:05,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-10-26 20:38:05,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2018-10-26 20:38:05,313 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:05,324 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:17,564 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:17,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2018-10-26 20:38:17,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-10-26 20:38:17,569 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:17,578 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:26,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 111 [2018-10-26 20:38:26,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 15 [2018-10-26 20:38:26,725 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:26,733 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:35,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 96 [2018-10-26 20:38:35,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 80 [2018-10-26 20:38:35,099 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:35,262 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 0 case distinctions, treesize of input 79 treesize of output 81 [2018-10-26 20:38:35,263 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:35,304 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:38:42,151 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 3 case distinctions, treesize of input 87 treesize of output 101 [2018-10-26 20:38:42,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 91 [2018-10-26 20:38:42,154 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:42,209 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:48,026 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 76 [2018-10-26 20:38:48,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 55 [2018-10-26 20:38:48,052 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:48,073 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:38:54,476 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:54,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 77 [2018-10-26 20:38:54,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-10-26 20:38:54,485 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:54,517 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:38:59,361 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:38:59,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 115 [2018-10-26 20:38:59,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 108 [2018-10-26 20:38:59,378 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-10-26 20:38:59,401 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:39:02,948 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 71 [2018-10-26 20:39:02,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 58 [2018-10-26 20:39:02,951 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-10-26 20:39:02,973 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:39:06,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 130 treesize of output 134 [2018-10-26 20:39:06,350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 98 [2018-10-26 20:39:06,351 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:39:07,221 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:39:07,903 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:39:08,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 100 [2018-10-26 20:39:08,601 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:09,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 119 [2018-10-26 20:39:09,268 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-10-26 20:39:11,739 INFO L267 ElimStorePlain]: Start of recursive call 32: 6 dim-1 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-10-26 20:39:33,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 92 [2018-10-26 20:39:33,429 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 1 case distinctions, treesize of input 70 treesize of output 82 [2018-10-26 20:39:33,430 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:33,484 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 77 treesize of output 69 [2018-10-26 20:39:33,484 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-10-26 20:39:33,527 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:39:51,312 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 3 case distinctions, treesize of input 87 treesize of output 101 [2018-10-26 20:39:51,317 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 86 treesize of output 83 [2018-10-26 20:39:51,317 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-10-26 20:39:51,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 88 [2018-10-26 20:39:51,424 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-10-26 20:39:51,479 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:40:10,484 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:40:10,485 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 80 treesize of output 70 [2018-10-26 20:40:10,487 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2018-10-26 20:40:10,487 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:10,498 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:40:10,501 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:10,501 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 81 treesize of output 66 [2018-10-26 20:40:10,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 34 [2018-10-26 20:40:10,514 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:10,527 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:40:27,941 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:27,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-10-26 20:40:27,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-10-26 20:40:27,945 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:27,954 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:40:58,644 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:40:58,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 72 [2018-10-26 20:40:58,673 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 14 treesize of output 7 [2018-10-26 20:40:58,673 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-10-26 20:40:58,687 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:09,821 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:09,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 124 [2018-10-26 20:41:09,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 17 [2018-10-26 20:41:09,834 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:09,851 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:09,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 109 treesize of output 141 [2018-10-26 20:41:09,876 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:09,879 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:09,881 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:09,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 109 treesize of output 170 [2018-10-26 20:41:09,902 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:10,168 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,169 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,170 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 185 [2018-10-26 20:41:10,175 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,249 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:41:10,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 116 [2018-10-26 20:41:10,274 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 0 case distinctions, treesize of input 107 treesize of output 110 [2018-10-26 20:41:10,274 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,344 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,346 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,347 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 125 [2018-10-26 20:41:10,362 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:10,415 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:41:10,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 105 [2018-10-26 20:41:10,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 13 [2018-10-26 20:41:10,427 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,439 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 123 treesize of output 143 [2018-10-26 20:41:10,461 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,463 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 186 [2018-10-26 20:41:10,502 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:10,597 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,599 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,601 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 97 treesize of output 149 [2018-10-26 20:41:10,644 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:10,729 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:41:10,732 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 139 [2018-10-26 20:41:10,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2018-10-26 20:41:10,743 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,758 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,762 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 89 treesize of output 80 [2018-10-26 20:41:10,781 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,783 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,785 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 50 treesize of output 102 [2018-10-26 20:41:10,801 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:10,841 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:41:10,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 96 [2018-10-26 20:41:10,864 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:10,865 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 81 treesize of output 100 [2018-10-26 20:41:10,866 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:10,909 INFO L267 ElimStorePlain]: Start of recursive call 69: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:12,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 94 [2018-10-26 20:41:12,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 81 [2018-10-26 20:41:12,314 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:12,415 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 82 treesize of output 80 [2018-10-26 20:41:12,415 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:12,458 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:41:13,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 57 [2018-10-26 20:41:13,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2018-10-26 20:41:13,696 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:13,706 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:14,837 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-10-26 20:41:14,839 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 27 treesize of output 15 [2018-10-26 20:41:14,839 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:14,848 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:15,947 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:41:15,948 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-10-26 20:41:15,951 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 19 treesize of output 19 [2018-10-26 20:41:15,951 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:15,957 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:16,801 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:41:16,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 69 treesize of output 71 [2018-10-26 20:41:16,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-10-26 20:41:16,815 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:16,826 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:18,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 67 [2018-10-26 20:41:18,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 47 [2018-10-26 20:41:18,300 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:18,307 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:19,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 130 treesize of output 136 [2018-10-26 20:41:19,024 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:19,026 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:19,036 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 127 [2018-10-26 20:41:19,037 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-10-26 20:41:21,794 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 1 case distinctions, treesize of input 106 treesize of output 104 [2018-10-26 20:41:21,794 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:24,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 102 [2018-10-26 20:41:24,158 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:41:25,385 INFO L267 ElimStorePlain]: Start of recursive call 84: 3 dim-0 vars, 4 dim-1 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-10-26 20:41:30,035 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 4 case distinctions, treesize of input 72 treesize of output 94 [2018-10-26 20:41:30,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2018-10-26 20:41:30,039 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:30,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 78 [2018-10-26 20:41:30,262 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:30,304 INFO L267 ElimStorePlain]: Start of recursive call 88: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:41:38,018 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,025 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 1 case distinctions, treesize of input 124 treesize of output 137 [2018-10-26 20:41:38,028 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 52 treesize of output 44 [2018-10-26 20:41:38,028 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,044 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 123 treesize of output 141 [2018-10-26 20:41:38,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 182 [2018-10-26 20:41:38,079 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:38,186 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 103 treesize of output 153 [2018-10-26 20:41:38,205 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-10-26 20:41:38,367 INFO L267 ElimStorePlain]: Start of recursive call 93: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-10-26 20:41:38,370 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,376 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 1 case distinctions, treesize of input 125 treesize of output 122 [2018-10-26 20:41:38,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-10-26 20:41:38,380 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,394 INFO L267 ElimStorePlain]: Start of recursive call 96: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 109 treesize of output 139 [2018-10-26 20:41:38,415 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 181 [2018-10-26 20:41:38,419 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,484 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 107 treesize of output 166 [2018-10-26 20:41:38,528 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:38,636 INFO L267 ElimStorePlain]: Start of recursive call 98: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:41:38,651 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 3 case distinctions, treesize of input 100 treesize of output 112 [2018-10-26 20:41:38,655 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 103 treesize of output 104 [2018-10-26 20:41:38,656 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,716 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 127 [2018-10-26 20:41:38,737 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:38,804 INFO L267 ElimStorePlain]: Start of recursive call 101: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:41:38,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 120 [2018-10-26 20:41:38,824 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,826 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 107 treesize of output 126 [2018-10-26 20:41:38,827 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:38,894 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:38,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 92 treesize of output 136 [2018-10-26 20:41:38,911 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 4 xjuncts. [2018-10-26 20:41:39,040 INFO L267 ElimStorePlain]: Start of recursive call 104: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:41:39,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 74 treesize of output 98 [2018-10-26 20:41:39,060 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:41:39,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 111 [2018-10-26 20:41:39,069 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 2 xjuncts. [2018-10-26 20:41:39,153 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 83 treesize of output 100 [2018-10-26 20:41:39,153 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:39,207 INFO L267 ElimStorePlain]: Start of recursive call 107: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:41:39,215 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 1 case distinctions, treesize of input 102 treesize of output 107 [2018-10-26 20:41:39,218 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 44 treesize of output 36 [2018-10-26 20:41:39,219 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-10-26 20:41:39,231 INFO L267 ElimStorePlain]: Start of recursive call 110: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:41:40,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 32 dim-2 vars, End of recursive call: 40 dim-0 vars, and 32 xjuncts. [2018-10-26 20:41:40,443 INFO L202 ElimStorePlain]: Needed 111 recursive calls to eliminate 47 variables, input treesize:1418, output treesize:3037 [2018-10-26 20:43:02,089 WARN L179 SmtUtils]: Spent 1.36 m on a formula simplification. DAG size of input: 614 DAG size of output: 232 [2018-10-26 20:43:50,827 WARN L179 SmtUtils]: Spent 48.60 s on a formula simplification. DAG size of input: 235 DAG size of output: 182 [2018-10-26 20:43:53,449 WARN L179 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 278 [2018-10-26 20:43:56,007 WARN L179 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 278 [2018-10-26 20:43:56,028 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,029 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:56,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 147 [2018-10-26 20:43:56,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 56 [2018-10-26 20:43:56,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,049 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,050 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,050 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:56,052 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,053 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 89 treesize of output 95 [2018-10-26 20:43:56,053 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,066 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 59 [2018-10-26 20:43:56,246 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 22 treesize of output 10 [2018-10-26 20:43:56,246 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,255 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 16 [2018-10-26 20:43:56,258 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,263 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 140 treesize of output 125 [2018-10-26 20:43:56,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 101 [2018-10-26 20:43:56,442 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,484 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,484 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:56,485 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,486 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 97 treesize of output 102 [2018-10-26 20:43:56,486 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 99 [2018-10-26 20:43:56,526 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 75 [2018-10-26 20:43:56,560 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:56,594 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,595 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,595 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:56,597 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 124 [2018-10-26 20:43:56,604 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:56,665 INFO L267 ElimStorePlain]: Start of recursive call 8: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-10-26 20:43:56,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 96 [2018-10-26 20:43:56,891 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,892 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:56,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2018-10-26 20:43:56,893 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 50 [2018-10-26 20:43:56,916 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,937 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 83 treesize of output 56 [2018-10-26 20:43:56,937 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:56,950 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 42 [2018-10-26 20:43:57,174 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2018-10-26 20:43:57,177 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,189 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,393 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,395 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 151 treesize of output 118 [2018-10-26 20:43:57,398 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,399 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:57,399 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,400 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 91 treesize of output 91 [2018-10-26 20:43:57,400 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 12 [2018-10-26 20:43:57,418 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,430 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,643 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 61 [2018-10-26 20:43:57,645 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,646 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,651 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 28 treesize of output 31 [2018-10-26 20:43:57,652 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-10-26 20:43:57,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-10-26 20:43:57,672 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,674 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 25 treesize of output 21 [2018-10-26 20:43:57,674 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,682 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 85 [2018-10-26 20:43:57,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 72 [2018-10-26 20:43:57,692 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 60 [2018-10-26 20:43:57,731 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:57,769 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,770 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 60 treesize of output 48 [2018-10-26 20:43:57,770 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,804 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,805 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,806 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,809 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 77 treesize of output 48 [2018-10-26 20:43:57,809 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,838 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 48 treesize of output 44 [2018-10-26 20:43:57,838 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,852 INFO L267 ElimStorePlain]: Start of recursive call 27: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2018-10-26 20:43:57,858 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:57,859 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 8 [2018-10-26 20:43:57,859 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-10-26 20:43:57,871 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,881 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 6 [2018-10-26 20:43:57,881 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:57,888 INFO L267 ElimStorePlain]: Start of recursive call 33: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,035 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 73 treesize of output 59 [2018-10-26 20:43:58,038 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:58,039 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:43:58,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 12 [2018-10-26 20:43:58,042 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-10-26 20:43:58,050 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,056 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,188 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 86 [2018-10-26 20:43:58,190 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:58,191 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 79 treesize of output 68 [2018-10-26 20:43:58,191 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,215 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 57 treesize of output 49 [2018-10-26 20:43:58,216 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:58,239 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:58,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 70 [2018-10-26 20:43:58,246 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:58,279 INFO L267 ElimStorePlain]: Start of recursive call 40: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-10-26 20:43:58,446 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 108 [2018-10-26 20:43:58,494 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:58,495 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 94 treesize of output 86 [2018-10-26 20:43:58,495 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 85 [2018-10-26 20:43:58,617 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,736 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:58,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2018-10-26 20:43:58,738 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:58,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 78 [2018-10-26 20:43:58,857 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:58,987 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:58,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 78 [2018-10-26 20:43:58,996 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:59,124 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 70 treesize of output 54 [2018-10-26 20:43:59,125 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:59,245 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:59,251 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 2 case distinctions, treesize of input 85 treesize of output 79 [2018-10-26 20:43:59,252 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:59,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 71 [2018-10-26 20:43:59,378 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-10-26 20:43:59,496 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:59,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 59 [2018-10-26 20:43:59,499 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:59,614 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:59,622 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 74 [2018-10-26 20:43:59,622 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:59,740 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:59,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 78 [2018-10-26 20:43:59,749 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:43:59,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 66 [2018-10-26 20:43:59,863 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:43:59,968 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:43:59,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2018-10-26 20:43:59,969 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,071 INFO L267 ElimStorePlain]: Start of recursive call 44: 13 dim-1 vars, End of recursive call: 8 dim-0 vars, and 9 xjuncts. [2018-10-26 20:44:00,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 45 [2018-10-26 20:44:00,380 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 31 [2018-10-26 20:44:00,386 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:00,410 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-10-26 20:44:00,412 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2018-10-26 20:44:00,434 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,452 INFO L267 ElimStorePlain]: Start of recursive call 58: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:00,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-10-26 20:44:00,455 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-10-26 20:44:00,461 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:00,470 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:44:00,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 53 [2018-10-26 20:44:00,479 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,481 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 49 treesize of output 43 [2018-10-26 20:44:00,481 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,504 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,505 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:00,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2018-10-26 20:44:00,508 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,522 INFO L267 ElimStorePlain]: Start of recursive call 64: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 85 [2018-10-26 20:44:00,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-10-26 20:44:00,826 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,848 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:00,848 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 71 treesize of output 52 [2018-10-26 20:44:00,849 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,868 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:00,871 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 72 treesize of output 48 [2018-10-26 20:44:00,871 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:00,882 INFO L267 ElimStorePlain]: Start of recursive call 67: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,153 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 2 case distinctions, treesize of input 50 treesize of output 56 [2018-10-26 20:44:01,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-10-26 20:44:01,155 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,197 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,198 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 48 treesize of output 44 [2018-10-26 20:44:01,198 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-10-26 20:44:01,240 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2018-10-26 20:44:01,283 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:01,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-10-26 20:44:01,328 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-10-26 20:44:01,371 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,412 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,414 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 37 treesize of output 21 [2018-10-26 20:44:01,415 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,456 INFO L267 ElimStorePlain]: Start of recursive call 71: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:01,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 62 [2018-10-26 20:44:01,466 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:01,466 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,469 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 54 treesize of output 49 [2018-10-26 20:44:01,469 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 27 [2018-10-26 20:44:01,495 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,523 INFO L267 ElimStorePlain]: Start of recursive call 79: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,537 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 3 case distinctions, treesize of input 52 treesize of output 66 [2018-10-26 20:44:01,540 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:01,541 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,545 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 42 treesize of output 19 [2018-10-26 20:44:01,545 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,610 INFO L267 ElimStorePlain]: Start of recursive call 82: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 52 [2018-10-26 20:44:01,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-10-26 20:44:01,619 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-10-26 20:44:01,643 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,664 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,664 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 41 treesize of output 37 [2018-10-26 20:44:01,665 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-10-26 20:44:01,685 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,706 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 35 treesize of output 31 [2018-10-26 20:44:01,707 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:01,728 INFO L267 ElimStorePlain]: Start of recursive call 84: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:01,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 44 [2018-10-26 20:44:01,735 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,740 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 40 treesize of output 43 [2018-10-26 20:44:01,740 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:01,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-10-26 20:44:01,767 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,769 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 21 treesize of output 16 [2018-10-26 20:44:01,769 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,789 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,796 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 2 case distinctions, treesize of input 36 treesize of output 23 [2018-10-26 20:44:01,797 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:01,811 INFO L267 ElimStorePlain]: Start of recursive call 90: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:44:01,824 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 3 case distinctions, treesize of input 58 treesize of output 70 [2018-10-26 20:44:01,827 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:01,828 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,832 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 23 [2018-10-26 20:44:01,832 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:01,893 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:01,895 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 50 treesize of output 30 [2018-10-26 20:44:01,895 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,085 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,086 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:02,090 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 19 [2018-10-26 20:44:02,090 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,132 INFO L267 ElimStorePlain]: Start of recursive call 95: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,142 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 2 case distinctions, treesize of input 62 treesize of output 66 [2018-10-26 20:44:02,145 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2018-10-26 20:44:02,146 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,196 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,197 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 54 treesize of output 50 [2018-10-26 20:44:02,197 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,247 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:02,248 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,251 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 23 [2018-10-26 20:44:02,251 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,294 INFO L267 ElimStorePlain]: Start of recursive call 99: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 56 [2018-10-26 20:44:02,313 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,313 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 48 treesize of output 44 [2018-10-26 20:44:02,314 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-10-26 20:44:02,358 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-10-26 20:44:02,400 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-10-26 20:44:02,440 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,479 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,479 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 44 treesize of output 40 [2018-10-26 20:44:02,480 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,517 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 27 [2018-10-26 20:44:02,524 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:02,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2018-10-26 20:44:02,582 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,601 INFO L267 ElimStorePlain]: Start of recursive call 103: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:02,612 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 2 case distinctions, treesize of input 62 treesize of output 66 [2018-10-26 20:44:02,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-10-26 20:44:02,614 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 41 [2018-10-26 20:44:02,665 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,714 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:02,716 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 45 treesize of output 27 [2018-10-26 20:44:02,716 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,774 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:02,776 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 37 treesize of output 23 [2018-10-26 20:44:02,776 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:02,800 INFO L267 ElimStorePlain]: Start of recursive call 111: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:03,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2018-10-26 20:44:03,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 33 [2018-10-26 20:44:03,028 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 3 xjuncts. [2018-10-26 20:44:03,039 INFO L267 ElimStorePlain]: Start of recursive call 116: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:03,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 104 [2018-10-26 20:44:03,243 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 90 treesize of output 81 [2018-10-26 20:44:03,243 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:03,365 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:03,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 80 [2018-10-26 20:44:03,373 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:03,504 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 73 treesize of output 67 [2018-10-26 20:44:03,504 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:44:03,624 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:03,625 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 67 treesize of output 59 [2018-10-26 20:44:03,625 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:03,745 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:03,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2018-10-26 20:44:03,752 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:03,877 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:03,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 73 [2018-10-26 20:44:03,879 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:03,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 79 [2018-10-26 20:44:03,999 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:04,111 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:04,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 80 [2018-10-26 20:44:04,118 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:04,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2018-10-26 20:44:04,234 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:44:04,341 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:04,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 75 [2018-10-26 20:44:04,347 INFO L267 ElimStorePlain]: Start of recursive call 128: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:04,458 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:04,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2018-10-26 20:44:04,465 INFO L267 ElimStorePlain]: Start of recursive call 129: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:04,571 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:04,572 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 61 treesize of output 55 [2018-10-26 20:44:04,572 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:04,670 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 54 treesize of output 46 [2018-10-26 20:44:04,671 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:44:04,767 INFO L267 ElimStorePlain]: Start of recursive call 118: 13 dim-1 vars, End of recursive call: 8 dim-0 vars, and 9 xjuncts. [2018-10-26 20:44:05,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 64 [2018-10-26 20:44:05,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-10-26 20:44:05,084 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 38 [2018-10-26 20:44:05,135 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2018-10-26 20:44:05,184 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2018-10-26 20:44:05,230 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,275 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:05,276 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 52 treesize of output 36 [2018-10-26 20:44:05,276 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,319 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 43 treesize of output 27 [2018-10-26 20:44:05,319 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-10-26 20:44:05,351 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,368 INFO L267 ElimStorePlain]: Start of recursive call 132: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,381 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 3 case distinctions, treesize of input 54 treesize of output 68 [2018-10-26 20:44:05,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 43 [2018-10-26 20:44:05,384 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-10-26 20:44:05,484 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,586 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:05,588 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:05,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 28 [2018-10-26 20:44:05,590 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,650 INFO L267 ElimStorePlain]: Start of recursive call 140: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2018-10-26 20:44:05,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2018-10-26 20:44:05,664 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 39 [2018-10-26 20:44:05,706 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,746 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 39 treesize of output 30 [2018-10-26 20:44:05,746 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,789 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 42 treesize of output 40 [2018-10-26 20:44:05,789 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:05,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-10-26 20:44:05,835 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,837 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 29 treesize of output 24 [2018-10-26 20:44:05,837 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-10-26 20:44:05,878 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,917 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 26 treesize of output 21 [2018-10-26 20:44:05,917 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:05,958 INFO L267 ElimStorePlain]: Start of recursive call 144: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:05,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 38 [2018-10-26 20:44:05,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2018-10-26 20:44:05,995 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,431 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:06,479 INFO L303 Elim1Store]: Index analysis took 108 ms [2018-10-26 20:44:06,482 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 1 case distinctions, treesize of input 30 treesize of output 22 [2018-10-26 20:44:06,483 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:06,500 INFO L267 ElimStorePlain]: Start of recursive call 153: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-10-26 20:44:06,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 50 [2018-10-26 20:44:06,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 39 [2018-10-26 20:44:06,509 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-10-26 20:44:06,533 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,558 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 33 treesize of output 31 [2018-10-26 20:44:06,559 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:06,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2018-10-26 20:44:06,584 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-10-26 20:44:06,609 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,630 INFO L267 ElimStorePlain]: Start of recursive call 156: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:06,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 64 [2018-10-26 20:44:06,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-10-26 20:44:06,644 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2018-10-26 20:44:06,695 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 36 [2018-10-26 20:44:06,743 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-10-26 20:44:06,790 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-10-26 20:44:06,834 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,883 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:06,885 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 45 treesize of output 30 [2018-10-26 20:44:06,885 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,919 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:06,920 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 35 treesize of output 23 [2018-10-26 20:44:06,921 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,937 INFO L267 ElimStorePlain]: Start of recursive call 162: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:06,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2018-10-26 20:44:06,953 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 42 treesize of output 40 [2018-10-26 20:44:06,953 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:07,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 37 [2018-10-26 20:44:07,005 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-10-26 20:44:07,055 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2018-10-26 20:44:07,104 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-10-26 20:44:07,150 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-10-26 20:44:07,153 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-10-26 20:44:07,196 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,237 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:07,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 24 [2018-10-26 20:44:07,238 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,278 INFO L267 ElimStorePlain]: Start of recursive call 170: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:44:07,291 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 3 case distinctions, treesize of input 54 treesize of output 68 [2018-10-26 20:44:07,295 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:07,296 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 52 treesize of output 36 [2018-10-26 20:44:07,296 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-10-26 20:44:07,397 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 37 [2018-10-26 20:44:07,482 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,555 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 37 treesize of output 23 [2018-10-26 20:44:07,556 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 39 [2018-10-26 20:44:07,822 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,875 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:07,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2018-10-26 20:44:07,877 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,925 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:07,927 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:07,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 28 [2018-10-26 20:44:07,929 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,943 INFO L267 ElimStorePlain]: Start of recursive call 179: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-10-26 20:44:07,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-10-26 20:44:07,952 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:07,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2018-10-26 20:44:07,978 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,013 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,014 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 39 treesize of output 27 [2018-10-26 20:44:08,014 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,036 INFO L267 ElimStorePlain]: Start of recursive call 187: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,279 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 158 treesize of output 141 [2018-10-26 20:44:08,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 115 [2018-10-26 20:44:08,282 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,323 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:08,324 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,326 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 111 treesize of output 112 [2018-10-26 20:44:08,327 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-10-26 20:44:08,364 INFO L267 ElimStorePlain]: Start of recursive call 194: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:44:08,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 115 [2018-10-26 20:44:08,399 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,433 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,434 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:08,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 120 [2018-10-26 20:44:08,442 INFO L267 ElimStorePlain]: Start of recursive call 196: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-10-26 20:44:08,495 INFO L267 ElimStorePlain]: Start of recursive call 191: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-10-26 20:44:08,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2018-10-26 20:44:08,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2018-10-26 20:44:08,736 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,747 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 25 treesize of output 13 [2018-10-26 20:44:08,748 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,757 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 6 [2018-10-26 20:44:08,757 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,764 INFO L267 ElimStorePlain]: Start of recursive call 197: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,767 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 65 [2018-10-26 20:44:08,770 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,772 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,772 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:08,778 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 0 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 35 [2018-10-26 20:44:08,778 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 2 xjuncts. [2018-10-26 20:44:08,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-10-26 20:44:08,798 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,799 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 29 treesize of output 25 [2018-10-26 20:44:08,800 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,809 INFO L267 ElimStorePlain]: Start of recursive call 201: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 85 [2018-10-26 20:44:08,820 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,821 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,822 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,823 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:44:08,824 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:44:08,826 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 77 treesize of output 48 [2018-10-26 20:44:08,827 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,861 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 48 treesize of output 44 [2018-10-26 20:44:08,861 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-10-26 20:44:08,894 INFO L267 ElimStorePlain]: Start of recursive call 205: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:44:09,084 INFO L267 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 18 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-10-26 20:44:09,084 INFO L202 ElimStorePlain]: Needed 207 recursive calls to eliminate 38 variables, input treesize:1173, output treesize:46 [2018-10-26 20:44:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 20:44:09,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:44:09,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [7] total 28 [2018-10-26 20:44:09,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-10-26 20:44:09,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-10-26 20:44:09,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=677, Unknown=7, NotChecked=0, Total=756 [2018-10-26 20:44:09,250 INFO L87 Difference]: Start difference. First operand 103 states and 108 transitions. Second operand 28 states. [2018-10-26 20:44:46,564 WARN L179 SmtUtils]: Spent 36.33 s on a formula simplification that was a NOOP. DAG size: 237 [2018-10-26 20:45:02,826 WARN L179 SmtUtils]: Spent 16.18 s on a formula simplification that was a NOOP. DAG size: 186 [2018-10-26 20:45:21,719 WARN L179 SmtUtils]: Spent 18.54 s on a formula simplification that was a NOOP. DAG size: 403 [2018-10-26 20:45:40,385 WARN L179 SmtUtils]: Spent 18.52 s on a formula simplification that was a NOOP. DAG size: 403 [2018-10-26 20:45:59,041 WARN L179 SmtUtils]: Spent 18.49 s on a formula simplification that was a NOOP. DAG size: 410 [2018-10-26 20:46:15,377 WARN L179 SmtUtils]: Spent 16.21 s on a formula simplification that was a NOOP. DAG size: 193 [2018-10-26 20:46:15,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:15,642 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2018-10-26 20:46:15,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-10-26 20:46:15,643 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 83 [2018-10-26 20:46:15,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:15,644 INFO L225 Difference]: With dead ends: 138 [2018-10-26 20:46:15,644 INFO L226 Difference]: Without dead ends: 82 [2018-10-26 20:46:15,645 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 265.2s TimeCoverageRelationStatistics Valid=158, Invalid=1389, Unknown=13, NotChecked=0, Total=1560 [2018-10-26 20:46:15,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-10-26 20:46:15,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 80. [2018-10-26 20:46:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-10-26 20:46:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 82 transitions. [2018-10-26 20:46:15,663 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 82 transitions. Word has length 83 [2018-10-26 20:46:15,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:15,664 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 82 transitions. [2018-10-26 20:46:15,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-10-26 20:46:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2018-10-26 20:46:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 20:46:15,665 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:15,665 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:15,666 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:15,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:15,666 INFO L82 PathProgramCache]: Analyzing trace with hash 682901392, now seen corresponding path program 1 times [2018-10-26 20:46:15,666 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:46:15,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:46:15,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:46:15,672 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-26 20:46:15,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:46:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:16,043 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 6 DAG size of output: 5 [2018-10-26 20:46:16,299 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2018-10-26 20:46:17,966 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2018-10-26 20:46:18,148 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2018-10-26 20:46:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:18,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:46:18,880 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:46:18,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:18,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:18,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 20:46:18,955 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:18,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:18,961 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-10-26 20:46:19,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:19,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:19,342 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,344 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:19,353 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:33 [2018-10-26 20:46:19,642 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:19,643 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:19,645 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:19,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 42 [2018-10-26 20:46:19,648 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 34 [2018-10-26 20:46:19,648 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:19,674 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:47 [2018-10-26 20:46:19,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:19,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:19,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:19,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:19,864 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,874 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:19,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:19,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:67 [2018-10-26 20:46:24,399 WARN L179 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 214 DAG size of output: 85 [2018-10-26 20:46:24,428 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,447 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,451 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,462 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,462 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 25 treesize of output 37 [2018-10-26 20:46:24,463 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:24,728 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,737 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,848 INFO L303 Elim1Store]: Index analysis took 138 ms [2018-10-26 20:46:24,849 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 181 treesize of output 255 [2018-10-26 20:46:24,903 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 24 treesize of output 27 [2018-10-26 20:46:24,910 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,911 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-10-26 20:46:24,928 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:24,938 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 0 case distinctions, treesize of input 29 treesize of output 55 [2018-10-26 20:46:24,938 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:24,965 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:24,990 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,050 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,059 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,060 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:46:25,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 275 [2018-10-26 20:46:25,110 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 53 treesize of output 52 [2018-10-26 20:46:25,110 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,198 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,203 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,234 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 197 [2018-10-26 20:46:25,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2018-10-26 20:46:25,244 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,280 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,318 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,341 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,433 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,436 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,495 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:46:25,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 178 [2018-10-26 20:46:25,567 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 64 treesize of output 56 [2018-10-26 20:46:25,572 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,572 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 56 treesize of output 59 [2018-10-26 20:46:25,573 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,587 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:25,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 107 [2018-10-26 20:46:25,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 59 [2018-10-26 20:46:25,638 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:25,672 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:25,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 59 [2018-10-26 20:46:25,692 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-10-26 20:46:25,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2018-10-26 20:46:25,984 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:46:25,984 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimArr_17 term size 12 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.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.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 20:46:25,999 INFO L168 Benchmark]: Toolchain (without parser) took 629990.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 325.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:25,999 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:46:26,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:26,000 INFO L168 Benchmark]: Boogie Preprocessor took 119.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -209.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:26,000 INFO L168 Benchmark]: RCFGBuilder took 832.87 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: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:26,001 INFO L168 Benchmark]: TraceAbstraction took 628644.89 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -40.9 MB). Peak memory consumption was 308.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:26,002 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 389.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -209.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 832.87 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: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 628644.89 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -40.9 MB). Peak memory consumption was 308.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimArr_17 term size 12 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimArr_17 term size 12: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:46:28,250 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:46:28,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:46:28,266 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:46:28,266 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:46:28,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:46:28,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:46:28,270 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:46:28,272 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:46:28,273 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:46:28,273 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:46:28,274 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:46:28,274 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:46:28,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:46:28,276 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:46:28,277 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:46:28,277 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:46:28,280 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:46:28,281 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:46:28,283 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:46:28,284 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:46:28,285 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:46:28,287 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:46:28,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:46:28,287 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:46:28,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:46:28,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:46:28,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:46:28,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:46:28,292 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:46:28,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:46:28,293 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:46:28,293 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:46:28,293 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:46:28,294 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:46:28,294 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:46:28,295 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-26 20:46:28,306 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:46:28,307 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:46:28,307 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:46:28,308 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:46:28,308 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:46:28,308 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:46:28,308 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:46:28,309 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:46:28,309 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:46:28,310 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:46:28,310 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:46:28,310 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:46:28,310 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:46:28,310 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:46:28,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:46:28,312 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:46:28,312 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:46:28,313 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:46:28,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:46:28,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:46:28,313 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:46:28,313 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:46:28,313 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-26 20:46:28,314 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:46:28,314 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:46:28,314 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:46:28,314 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_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28eb62e409662a14417b5a67d3fe5de851f13e52 [2018-10-26 20:46:28,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:46:28,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:46:28,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:46:28,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:46:28,373 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:46:28,373 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:46:28,426 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/fc530162b/c32bbb4b7c0d433aafc0cb460e4c2fbb/FLAG96955933f [2018-10-26 20:46:28,855 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:46:28,856 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/sv-benchmarks/c/list-simple/dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:46:28,866 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/fc530162b/c32bbb4b7c0d433aafc0cb460e4c2fbb/FLAG96955933f [2018-10-26 20:46:28,877 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/data/fc530162b/c32bbb4b7c0d433aafc0cb460e4c2fbb [2018-10-26 20:46:28,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:46:28,881 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:46:28,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:46:28,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:46:28,886 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:46:28,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:46:28" (1/1) ... [2018-10-26 20:46:28,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14749ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:28, skipping insertion in model container [2018-10-26 20:46:28,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:46:28" (1/1) ... [2018-10-26 20:46:28,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:46:28,934 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:46:29,227 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:46:29,239 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:46:29,284 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:46:29,345 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:46:29,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29 WrapperNode [2018-10-26 20:46:29,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:46:29,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:46:29,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:46:29,347 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:46:29,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... [2018-10-26 20:46:29,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:46:29,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:46:29,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:46:29,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:46:29,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:46:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:46:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:46:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-10-26 20:46:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-10-26 20:46:29,541 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-10-26 20:46:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-10-26 20:46:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2018-10-26 20:46:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2018-10-26 20:46:29,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_prepend [2018-10-26 20:46:29,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:46:29,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-10-26 20:46:29,544 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-10-26 20:46:29,545 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-10-26 20:46:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-10-26 20:46:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-10-26 20:46:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-10-26 20:46:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-10-26 20:46:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-10-26 20:46:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-10-26 20:46:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-10-26 20:46:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-10-26 20:46:29,550 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-10-26 20:46:29,551 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-10-26 20:46:29,552 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-10-26 20:46:29,553 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-10-26 20:46:29,554 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-10-26 20:46:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:46:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-10-26 20:46:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-10-26 20:46:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-10-26 20:46:29,559 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-10-26 20:46:29,560 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-10-26 20:46:29,561 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-10-26 20:46:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-10-26 20:46:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-10-26 20:46:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-10-26 20:46:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-10-26 20:46:29,565 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-10-26 20:46:29,566 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure dll_prepend [2018-10-26 20:46:29,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:46:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 20:46:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:46:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:46:29,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-26 20:46:30,307 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:46:30,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:46:30 BoogieIcfgContainer [2018-10-26 20:46:30,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:46:30,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:46:30,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:46:30,313 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:46:30,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:46:28" (1/3) ... [2018-10-26 20:46:30,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a11b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:46:30, skipping insertion in model container [2018-10-26 20:46:30,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:46:29" (2/3) ... [2018-10-26 20:46:30,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a11b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:46:30, skipping insertion in model container [2018-10-26 20:46:30,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:46:30" (3/3) ... [2018-10-26 20:46:30,318 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_prepend_unequal_true-unreach-call_true-valid-memsafety.i [2018-10-26 20:46:30,328 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:46:30,336 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:46:30,352 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:46:30,389 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:46:30,390 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:46:30,390 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:46:30,390 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:46:30,390 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:46:30,390 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:46:30,390 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:46:30,390 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:46:30,391 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:46:30,408 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-10-26 20:46:30,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 20:46:30,416 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:30,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:30,420 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:30,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:30,426 INFO L82 PathProgramCache]: Analyzing trace with hash 591342300, now seen corresponding path program 1 times [2018-10-26 20:46:30,432 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:30,432 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:30,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:30,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:30,595 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 (2)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 20:46:30,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:46:30,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:46:30,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 20:46:30,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 20:46:30,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:46:30,628 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 2 states. [2018-10-26 20:46:30,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:30,668 INFO L93 Difference]: Finished difference Result 155 states and 174 transitions. [2018-10-26 20:46:30,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 20:46:30,670 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2018-10-26 20:46:30,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:30,682 INFO L225 Difference]: With dead ends: 155 [2018-10-26 20:46:30,683 INFO L226 Difference]: Without dead ends: 65 [2018-10-26 20:46:30,687 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 20:46:30,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-10-26 20:46:30,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-10-26 20:46:30,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-10-26 20:46:30,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-10-26 20:46:30,737 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 42 [2018-10-26 20:46:30,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:30,738 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-10-26 20:46:30,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 20:46:30,738 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-10-26 20:46:30,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 20:46:30,740 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:30,741 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:30,741 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:30,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:30,741 INFO L82 PathProgramCache]: Analyzing trace with hash -449406664, now seen corresponding path program 1 times [2018-10-26 20:46:30,742 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:30,743 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:30,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:30,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:31,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:31,017 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:46:31,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:46:31,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 20:46:31,022 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:46:31,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:46:31,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:46:31,023 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 5 states. [2018-10-26 20:46:31,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:31,227 INFO L93 Difference]: Finished difference Result 121 states and 131 transitions. [2018-10-26 20:46:31,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 20:46:31,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-10-26 20:46:31,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:31,230 INFO L225 Difference]: With dead ends: 121 [2018-10-26 20:46:31,231 INFO L226 Difference]: Without dead ends: 76 [2018-10-26 20:46:31,233 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:46:31,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-10-26 20:46:31,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 67. [2018-10-26 20:46:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-10-26 20:46:31,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 72 transitions. [2018-10-26 20:46:31,243 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 72 transitions. Word has length 43 [2018-10-26 20:46:31,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:31,244 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 72 transitions. [2018-10-26 20:46:31,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:46:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2018-10-26 20:46:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 20:46:31,246 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:31,247 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:31,247 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:31,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:31,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1324225148, now seen corresponding path program 1 times [2018-10-26 20:46:31,249 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:31,249 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:31,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:31,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:31,587 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:46:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 20:46:32,187 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:46:32,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-10-26 20:46:32,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 20:46:32,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 20:46:32,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-10-26 20:46:32,192 INFO L87 Difference]: Start difference. First operand 67 states and 72 transitions. Second operand 9 states. [2018-10-26 20:46:32,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:32,399 INFO L93 Difference]: Finished difference Result 132 states and 143 transitions. [2018-10-26 20:46:32,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 20:46:32,400 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 53 [2018-10-26 20:46:32,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:32,401 INFO L225 Difference]: With dead ends: 132 [2018-10-26 20:46:32,402 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 20:46:32,403 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-26 20:46:32,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 20:46:32,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 78. [2018-10-26 20:46:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:46:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 84 transitions. [2018-10-26 20:46:32,411 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 84 transitions. Word has length 53 [2018-10-26 20:46:32,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:32,412 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 84 transitions. [2018-10-26 20:46:32,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 20:46:32,412 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2018-10-26 20:46:32,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 20:46:32,413 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:32,413 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:32,414 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:32,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:32,414 INFO L82 PathProgramCache]: Analyzing trace with hash -440839472, now seen corresponding path program 2 times [2018-10-26 20:46:32,416 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:32,416 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:32,433 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-10-26 20:46:32,506 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-10-26 20:46:32,506 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 20:46:32,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:32,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:32,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:32,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,712 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,718 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-10-26 20:46:32,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:32,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:32,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:32,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:32,983 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,986 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,997 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:32,997 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-10-26 20:46:33,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-10-26 20:46:33,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-10-26 20:46:33,165 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-10-26 20:46:33,186 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 15 treesize of output 7 [2018-10-26 20:46:33,186 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,188 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,195 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,195 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:16 [2018-10-26 20:46:33,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-10-26 20:46:33,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-10-26 20:46:33,285 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,290 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:33,291 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:9 [2018-10-26 20:46:33,325 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 20:46:33,326 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:46:33,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:46:33,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-10-26 20:46:33,329 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-26 20:46:33,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-26 20:46:33,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2018-10-26 20:46:33,329 INFO L87 Difference]: Start difference. First operand 78 states and 84 transitions. Second operand 17 states. [2018-10-26 20:46:34,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:34,346 INFO L93 Difference]: Finished difference Result 80 states and 85 transitions. [2018-10-26 20:46:34,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 20:46:34,347 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 63 [2018-10-26 20:46:34,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:34,348 INFO L225 Difference]: With dead ends: 80 [2018-10-26 20:46:34,348 INFO L226 Difference]: Without dead ends: 78 [2018-10-26 20:46:34,349 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=91, Invalid=559, Unknown=0, NotChecked=0, Total=650 [2018-10-26 20:46:34,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-10-26 20:46:34,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-10-26 20:46:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:46:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 83 transitions. [2018-10-26 20:46:34,357 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 83 transitions. Word has length 63 [2018-10-26 20:46:34,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:34,358 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 83 transitions. [2018-10-26 20:46:34,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-26 20:46:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2018-10-26 20:46:34,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 20:46:34,362 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:34,363 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:34,363 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:34,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:34,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1257663928, now seen corresponding path program 1 times [2018-10-26 20:46:34,364 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:34,364 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:34,379 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-26 20:46:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:34,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:34,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:34,488 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:46:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:46:34,573 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:46:34,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2018-10-26 20:46:34,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:46:34,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:46:34,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:46:34,574 INFO L87 Difference]: Start difference. First operand 78 states and 83 transitions. Second operand 5 states. [2018-10-26 20:46:34,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:34,639 INFO L93 Difference]: Finished difference Result 134 states and 143 transitions. [2018-10-26 20:46:34,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 20:46:34,642 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2018-10-26 20:46:34,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:34,643 INFO L225 Difference]: With dead ends: 134 [2018-10-26 20:46:34,643 INFO L226 Difference]: Without dead ends: 78 [2018-10-26 20:46:34,644 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:46:34,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-10-26 20:46:34,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-10-26 20:46:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:46:34,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 82 transitions. [2018-10-26 20:46:34,653 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 82 transitions. Word has length 68 [2018-10-26 20:46:34,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:34,653 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 82 transitions. [2018-10-26 20:46:34,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:46:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2018-10-26 20:46:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 20:46:34,656 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:34,656 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:34,658 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:34,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:34,658 INFO L82 PathProgramCache]: Analyzing trace with hash -63987039, now seen corresponding path program 1 times [2018-10-26 20:46:34,658 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:34,659 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:34,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:34,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:34,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:34,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:34,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:34,861 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:34,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:34,868 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2018-10-26 20:46:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 20:46:35,556 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 (7)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 20:46:35,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:46:35,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2018-10-26 20:46:35,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-26 20:46:35,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-26 20:46:35,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=373, Unknown=3, NotChecked=0, Total=420 [2018-10-26 20:46:35,560 INFO L87 Difference]: Start difference. First operand 78 states and 82 transitions. Second operand 21 states. [2018-10-26 20:46:38,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:46:38,258 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2018-10-26 20:46:38,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-26 20:46:38,259 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 69 [2018-10-26 20:46:38,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:46:38,260 INFO L225 Difference]: With dead ends: 96 [2018-10-26 20:46:38,260 INFO L226 Difference]: Without dead ends: 78 [2018-10-26 20:46:38,261 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=99, Invalid=890, Unknown=3, NotChecked=0, Total=992 [2018-10-26 20:46:38,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-10-26 20:46:38,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-10-26 20:46:38,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-10-26 20:46:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2018-10-26 20:46:38,269 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 69 [2018-10-26 20:46:38,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:46:38,269 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2018-10-26 20:46:38,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-26 20:46:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2018-10-26 20:46:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 20:46:38,270 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:46:38,270 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:46:38,270 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:46:38,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:46:38,272 INFO L82 PathProgramCache]: Analyzing trace with hash -180191029, now seen corresponding path program 1 times [2018-10-26 20:46:38,272 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:46:38,272 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:46:38,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:38,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:38,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 20:46:38,479 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,484 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,485 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 20:46:38,551 WARN L854 $PredicateComparison]: unable to prove that (exists ((dll_create_~head~0.base (_ BitVec 32))) (and (= |c_#valid| (store |c_old(#valid)| dll_create_~head~0.base (_ bv1 1))) (= (_ bv0 1) (select |c_old(#valid)| dll_create_~head~0.base)))) is different from true [2018-10-26 20:46:38,769 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:38,770 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:38,771 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 22 treesize of output 29 [2018-10-26 20:46:38,776 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 0 case distinctions, treesize of input 25 treesize of output 20 [2018-10-26 20:46:38,777 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:38,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:27 [2018-10-26 20:46:38,862 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:38,865 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 8 treesize of output 7 [2018-10-26 20:46:38,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:38,883 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:38,884 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:39 [2018-10-26 20:46:40,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:40,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:40,770 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:40,808 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:40,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:40,925 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:296, output treesize:292 [2018-10-26 20:46:42,786 WARN L179 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-10-26 20:46:42,822 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:42,848 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:42,858 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:42,871 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:42,872 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 0 case distinctions, treesize of input 29 treesize of output 21 [2018-10-26 20:46:42,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:43,022 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:43,243 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:43,250 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:43,251 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:46:43,252 INFO L303 Elim1Store]: Index analysis took 251 ms [2018-10-26 20:46:43,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 138 [2018-10-26 20:46:43,575 WARN L179 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2018-10-26 20:46:43,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-10-26 20:46:43,607 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 44 treesize of output 43 [2018-10-26 20:46:43,608 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:43,676 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:43,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 70 [2018-10-26 20:46:43,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 63 [2018-10-26 20:46:43,878 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:43,910 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:43,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2018-10-26 20:46:44,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 63 [2018-10-26 20:46:44,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-10-26 20:46:44,013 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,047 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,079 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 62 [2018-10-26 20:46:44,192 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 25 treesize of output 21 [2018-10-26 20:46:44,193 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:44,222 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:44,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-10-26 20:46:44,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-10-26 20:46:44,243 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:44,351 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:44,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 69 [2018-10-26 20:46:44,501 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 0 case distinctions, treesize of input 65 treesize of output 61 [2018-10-26 20:46:44,502 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,598 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 53 [2018-10-26 20:46:44,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 21 [2018-10-26 20:46:44,606 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,636 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,740 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 53 [2018-10-26 20:46:44,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 49 [2018-10-26 20:46:44,747 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-10-26 20:46:44,833 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,903 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:44,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-10-26 20:46:44,985 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2018-10-26 20:46:45,089 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,135 INFO L267 ElimStorePlain]: Start of recursive call 15: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 68 [2018-10-26 20:46:45,200 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 0 case distinctions, treesize of input 60 treesize of output 56 [2018-10-26 20:46:45,201 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 60 treesize of output 59 [2018-10-26 20:46:45,364 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 66 [2018-10-26 20:46:45,475 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2018-10-26 20:46:45,596 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 59 treesize of output 51 [2018-10-26 20:46:45,597 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:45,732 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 0 case distinctions, treesize of input 51 treesize of output 47 [2018-10-26 20:46:45,733 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:45,840 INFO L267 ElimStorePlain]: Start of recursive call 24: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-10-26 20:46:45,960 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-10-26 20:46:46,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:46,038 INFO L202 ElimStorePlain]: Needed 29 recursive calls to eliminate 5 variables, input treesize:332, output treesize:79 [2018-10-26 20:46:46,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-10-26 20:46:46,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-10-26 20:46:46,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:46,267 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:46,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:46,293 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:90, output treesize:79 [2018-10-26 20:46:46,727 INFO L303 Elim1Store]: Index analysis took 123 ms [2018-10-26 20:46:46,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 53 [2018-10-26 20:46:46,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-10-26 20:46:46,822 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:46,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-10-26 20:46:46,963 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,005 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 21 treesize of output 9 [2018-10-26 20:46:47,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,041 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 20 [2018-10-26 20:46:47,042 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-10-26 20:46:47,068 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:47,074 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:80, output treesize:4 [2018-10-26 20:46:47,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2018-10-26 20:46:47,313 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:46:48,640 WARN L179 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-10-26 20:46:48,930 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-10-26 20:46:49,326 WARN L179 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-10-26 20:46:49,866 WARN L179 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-10-26 20:46:54,370 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:46:54,371 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a592f0b-3679-4293-b608-c0dc066f0cf8/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:46:54,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:46:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:54,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:46:54,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 20:46:54,438 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:54,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:54,440 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-10-26 20:46:54,570 WARN L854 $PredicateComparison]: unable to prove that (exists ((|dll_create_#t~malloc3.base| (_ BitVec 32))) (and (= |c_#valid| (store |c_old(#valid)| |dll_create_#t~malloc3.base| (_ bv1 1))) (= (select |c_old(#valid)| |dll_create_#t~malloc3.base|) (_ bv0 1)))) is different from true [2018-10-26 20:46:55,321 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:55,323 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:55,324 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:55,325 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 42 [2018-10-26 20:46:55,329 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 30 treesize of output 36 [2018-10-26 20:46:55,330 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:55,345 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:55,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:55,362 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:33 [2018-10-26 20:46:55,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:55,578 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 8 treesize of output 7 [2018-10-26 20:46:55,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:55,582 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:55,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:55,606 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:46, output treesize:51 [2018-10-26 20:46:56,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 20:46:56,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 20:46:56,058 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:56,091 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:56,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 20:46:56,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:296, output treesize:292 [2018-10-26 20:46:57,924 WARN L179 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 122 DAG size of output: 57 [2018-10-26 20:46:57,951 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:57,965 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:57,982 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:57,983 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:46:57,984 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 26 treesize of output 37 [2018-10-26 20:46:57,984 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:58,239 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:58,252 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:58,518 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:58,529 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 20:46:58,529 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 20:46:58,530 INFO L303 Elim1Store]: Index analysis took 313 ms [2018-10-26 20:46:58,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 191 [2018-10-26 20:46:58,775 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2018-10-26 20:46:58,781 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 77 treesize of output 67 [2018-10-26 20:46:58,790 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 67 treesize of output 64 [2018-10-26 20:46:58,790 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 20:46:58,837 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 20:46:58,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 98 [2018-10-26 20:46:58,976 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 24 [2018-10-26 20:46:59,184 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:46:59,184 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimArr_16 term size 13 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.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.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 20:46:59,188 INFO L168 Benchmark]: Toolchain (without parser) took 30307.62 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.1 MB). Free memory was 947.9 MB in the beginning and 1.3 GB in the end (delta: -346.2 MB). Peak memory consumption was 382.1 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:59,189 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:46:59,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.15 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 926.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:59,190 INFO L168 Benchmark]: Boogie Preprocessor took 79.56 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 921.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:59,190 INFO L168 Benchmark]: RCFGBuilder took 880.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -195.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:59,190 INFO L168 Benchmark]: TraceAbstraction took 28877.91 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 154.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -177.4 MB). Peak memory consumption was 367.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:46:59,192 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 464.15 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 926.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.56 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 921.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 880.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -195.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28877.91 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 154.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -177.4 MB). Peak memory consumption was 367.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimArr_16 term size 13 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimArr_16 term size 13: 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...