./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 55b375a266c09843669ce53353afe6d3dcccc031 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 55b375a266c09843669ce53353afe6d3dcccc031 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:37:08,488 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:37:08,489 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:37:08,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:37:08,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:37:08,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:37:08,496 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:37:08,497 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:37:08,498 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:37:08,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:37:08,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:37:08,499 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:37:08,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:37:08,500 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:37:08,500 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:37:08,501 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:37:08,501 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:37:08,502 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:37:08,503 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:37:08,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:37:08,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:37:08,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:37:08,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:37:08,506 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:37:08,506 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:37:08,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:37:08,507 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:37:08,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:37:08,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:37:08,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:37:08,508 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:37:08,508 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:37:08,508 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:37:08,509 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:37:08,509 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:37:08,509 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:37:08,509 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 17:37:08,516 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:37:08,517 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:37:08,517 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:37:08,517 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:37:08,517 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:37:08,517 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:37:08,517 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:37:08,517 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:37:08,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:37:08,518 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:37:08,519 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:37:08,519 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:37:08,520 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 17:37:08,520 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b375a266c09843669ce53353afe6d3dcccc031 [2018-12-09 17:37:08,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:37:08,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:37:08,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:37:08,551 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:37:08,551 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:37:08,552 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/../../sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i [2018-12-09 17:37:08,590 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/d601d163d/6c83f6600581400fb85a3c23c14a0ef8/FLAG750f00669 [2018-12-09 17:37:08,960 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:37:08,960 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i [2018-12-09 17:37:08,969 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/d601d163d/6c83f6600581400fb85a3c23c14a0ef8/FLAG750f00669 [2018-12-09 17:37:08,977 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/d601d163d/6c83f6600581400fb85a3c23c14a0ef8 [2018-12-09 17:37:08,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:37:08,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:37:08,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:37:08,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:37:08,983 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:37:08,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:37:08" (1/1) ... [2018-12-09 17:37:08,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50978cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:08, skipping insertion in model container [2018-12-09 17:37:08,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:37:08" (1/1) ... [2018-12-09 17:37:08,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:37:09,014 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:37:09,319 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:37:09,329 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:37:09,372 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:37:09,428 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:37:09,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09 WrapperNode [2018-12-09 17:37:09,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:37:09,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:37:09,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:37:09,429 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:37:09,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:37:09,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:37:09,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:37:09,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:37:09,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... [2018-12-09 17:37:09,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:37:09,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:37:09,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:37:09,494 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:37:09,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:37:09,528 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2018-12-09 17:37:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2018-12-09 17:37:09,528 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-09 17:37:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-09 17:37:09,528 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2018-12-09 17:37:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 17:37:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-12-09 17:37:09,530 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2018-12-09 17:37:09,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-12-09 17:37:09,530 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-09 17:37:09,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-12-09 17:37:09,530 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-12-09 17:37:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 17:37:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:37:09,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:37:12,096 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:37:12,096 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 17:37:12,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:37:12 BoogieIcfgContainer [2018-12-09 17:37:12,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:37:12,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:37:12,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:37:12,099 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:37:12,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:37:08" (1/3) ... [2018-12-09 17:37:12,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434eeebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:37:12, skipping insertion in model container [2018-12-09 17:37:12,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:37:09" (2/3) ... [2018-12-09 17:37:12,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434eeebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:37:12, skipping insertion in model container [2018-12-09 17:37:12,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:37:12" (3/3) ... [2018-12-09 17:37:12,102 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_stack_false-unreach-call.i [2018-12-09 17:37:12,108 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:37:12,113 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 17:37:12,122 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 17:37:12,142 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:37:12,142 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:37:12,142 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:37:12,142 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:37:12,142 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:37:12,142 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:37:12,143 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:37:12,143 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:37:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states. [2018-12-09 17:37:12,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 17:37:12,159 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:12,160 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:37:12,161 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:12,164 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:12,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1996154717, now seen corresponding path program 1 times [2018-12-09 17:37:12,166 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:12,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:12,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:12,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:12,199 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:37:12,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:37:12,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 17:37:12,392 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:12,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 17:37:12,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 17:37:12,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:37:12,405 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 5 states. [2018-12-09 17:37:12,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:12,497 INFO L93 Difference]: Finished difference Result 648 states and 1018 transitions. [2018-12-09 17:37:12,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 17:37:12,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-12-09 17:37:12,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:12,509 INFO L225 Difference]: With dead ends: 648 [2018-12-09 17:37:12,509 INFO L226 Difference]: Without dead ends: 414 [2018-12-09 17:37:12,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 17:37:12,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-12-09 17:37:12,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 413. [2018-12-09 17:37:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2018-12-09 17:37:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 649 transitions. [2018-12-09 17:37:12,571 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 649 transitions. Word has length 16 [2018-12-09 17:37:12,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:12,572 INFO L480 AbstractCegarLoop]: Abstraction has 413 states and 649 transitions. [2018-12-09 17:37:12,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 17:37:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 649 transitions. [2018-12-09 17:37:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 17:37:12,576 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:12,576 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:37:12,576 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:12,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:12,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1747069482, now seen corresponding path program 1 times [2018-12-09 17:37:12,576 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:12,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:12,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:12,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:12,578 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:37:12,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:37:12,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 17:37:12,714 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:12,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 17:37:12,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 17:37:12,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:37:12,716 INFO L87 Difference]: Start difference. First operand 413 states and 649 transitions. Second operand 4 states. [2018-12-09 17:37:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:14,812 INFO L93 Difference]: Finished difference Result 838 states and 1329 transitions. [2018-12-09 17:37:14,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 17:37:14,813 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 79 [2018-12-09 17:37:14,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:14,817 INFO L225 Difference]: With dead ends: 838 [2018-12-09 17:37:14,817 INFO L226 Difference]: Without dead ends: 830 [2018-12-09 17:37:14,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:37:14,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2018-12-09 17:37:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 819. [2018-12-09 17:37:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 819 states. [2018-12-09 17:37:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1305 transitions. [2018-12-09 17:37:14,860 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1305 transitions. Word has length 79 [2018-12-09 17:37:14,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:14,861 INFO L480 AbstractCegarLoop]: Abstraction has 819 states and 1305 transitions. [2018-12-09 17:37:14,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 17:37:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1305 transitions. [2018-12-09 17:37:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 17:37:14,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:14,864 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:37:14,864 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:14,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:14,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1886255020, now seen corresponding path program 1 times [2018-12-09 17:37:14,864 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:14,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:14,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:14,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:14,865 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:37:14,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:37:14,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 17:37:14,971 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:14,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 17:37:14,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 17:37:14,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:37:14,971 INFO L87 Difference]: Start difference. First operand 819 states and 1305 transitions. Second operand 4 states. [2018-12-09 17:37:17,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:17,066 INFO L93 Difference]: Finished difference Result 1621 states and 2566 transitions. [2018-12-09 17:37:17,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 17:37:17,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 79 [2018-12-09 17:37:17,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:17,070 INFO L225 Difference]: With dead ends: 1621 [2018-12-09 17:37:17,070 INFO L226 Difference]: Without dead ends: 802 [2018-12-09 17:37:17,072 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:37:17,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2018-12-09 17:37:17,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 794. [2018-12-09 17:37:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-12-09 17:37:17,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1255 transitions. [2018-12-09 17:37:17,100 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1255 transitions. Word has length 79 [2018-12-09 17:37:17,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:17,101 INFO L480 AbstractCegarLoop]: Abstraction has 794 states and 1255 transitions. [2018-12-09 17:37:17,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 17:37:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1255 transitions. [2018-12-09 17:37:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 17:37:17,103 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:17,103 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:37:17,103 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:17,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:17,103 INFO L82 PathProgramCache]: Analyzing trace with hash -921046338, now seen corresponding path program 1 times [2018-12-09 17:37:17,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:17,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:17,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:17,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:17,104 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:37:17,182 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:37:17,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 17:37:17,182 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:17,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 17:37:17,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 17:37:17,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:37:17,182 INFO L87 Difference]: Start difference. First operand 794 states and 1255 transitions. Second operand 4 states. [2018-12-09 17:37:17,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:17,248 INFO L93 Difference]: Finished difference Result 1259 states and 1961 transitions. [2018-12-09 17:37:17,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 17:37:17,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 79 [2018-12-09 17:37:17,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:17,251 INFO L225 Difference]: With dead ends: 1259 [2018-12-09 17:37:17,251 INFO L226 Difference]: Without dead ends: 694 [2018-12-09 17:37:17,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:37:17,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2018-12-09 17:37:17,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 680. [2018-12-09 17:37:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2018-12-09 17:37:17,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1058 transitions. [2018-12-09 17:37:17,275 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1058 transitions. Word has length 79 [2018-12-09 17:37:17,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:17,275 INFO L480 AbstractCegarLoop]: Abstraction has 680 states and 1058 transitions. [2018-12-09 17:37:17,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 17:37:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1058 transitions. [2018-12-09 17:37:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:37:17,276 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:17,276 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 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, 1, 1, 1, 1, 1] [2018-12-09 17:37:17,277 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:17,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:17,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1934475414, now seen corresponding path program 1 times [2018-12-09 17:37:17,277 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:17,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:17,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:17,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:17,278 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:37:17,384 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:37:17,384 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:37:17,385 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 88 with the following transitions: [2018-12-09 17:37:17,386 INFO L205 CegarAbsIntRunner]: [0], [5], [7], [12], [14], [19], [21], [26], [28], [32], [41], [42], [45], [47], [50], [57], [70], [72], [85], [87], [111], [112], [170], [173], [175], [176], [179], [183], [184], [254], [255], [256], [259], [275], [282], [285], [287], [300], [301], [316], [319], [321], [479], [480], [481], [482], [483], [484], [485], [486], [487], [488], [489], [490], [491], [492], [493], [494], [495], [496], [501], [502], [507], [555], [556], [565], [566], [567] [2018-12-09 17:37:17,414 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:37:17,415 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:37:17,593 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 17:37:17,594 INFO L272 AbstractInterpreter]: Visited 19 different actions 19 times. Never merged. Never widened. Performed 853 root evaluator evaluations with a maximum evaluation depth of 7. Performed 853 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Never found a fixpoint. Largest state had 165 variables. [2018-12-09 17:37:17,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:17,600 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 17:37:17,704 INFO L227 lantSequenceWeakener]: Weakened 17 states. On average, predicates are now at 60.3% of their original sizes. [2018-12-09 17:37:17,704 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 17:37:17,838 INFO L418 sIntCurrentIteration]: We unified 86 AI predicates to 86 [2018-12-09 17:37:17,838 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 17:37:17,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 17:37:17,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [7] total 18 [2018-12-09 17:37:17,839 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:17,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 17:37:17,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 17:37:17,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2018-12-09 17:37:17,839 INFO L87 Difference]: Start difference. First operand 680 states and 1058 transitions. Second operand 13 states. [2018-12-09 17:37:24,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:24,304 INFO L93 Difference]: Finished difference Result 1438 states and 2302 transitions. [2018-12-09 17:37:24,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 17:37:24,304 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 87 [2018-12-09 17:37:24,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:24,306 INFO L225 Difference]: With dead ends: 1438 [2018-12-09 17:37:24,306 INFO L226 Difference]: Without dead ends: 766 [2018-12-09 17:37:24,308 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2018-12-09 17:37:24,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2018-12-09 17:37:24,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 714. [2018-12-09 17:37:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 714 states. [2018-12-09 17:37:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 1112 transitions. [2018-12-09 17:37:24,335 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 1112 transitions. Word has length 87 [2018-12-09 17:37:24,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:24,335 INFO L480 AbstractCegarLoop]: Abstraction has 714 states and 1112 transitions. [2018-12-09 17:37:24,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 17:37:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1112 transitions. [2018-12-09 17:37:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:37:24,336 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:24,336 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:37:24,337 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:24,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:24,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1871950279, now seen corresponding path program 1 times [2018-12-09 17:37:24,337 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:24,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:24,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:24,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:24,338 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:37:24,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:37:24,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 17:37:24,432 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:37:24,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 17:37:24,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 17:37:24,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 17:37:24,433 INFO L87 Difference]: Start difference. First operand 714 states and 1112 transitions. Second operand 8 states. [2018-12-09 17:37:26,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:37:26,134 INFO L93 Difference]: Finished difference Result 1336 states and 2106 transitions. [2018-12-09 17:37:26,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 17:37:26,134 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-12-09 17:37:26,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:37:26,137 INFO L225 Difference]: With dead ends: 1336 [2018-12-09 17:37:26,137 INFO L226 Difference]: Without dead ends: 925 [2018-12-09 17:37:26,139 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 17:37:26,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2018-12-09 17:37:26,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 812. [2018-12-09 17:37:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 812 states. [2018-12-09 17:37:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 1262 transitions. [2018-12-09 17:37:26,170 INFO L78 Accepts]: Start accepts. Automaton has 812 states and 1262 transitions. Word has length 87 [2018-12-09 17:37:26,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:37:26,170 INFO L480 AbstractCegarLoop]: Abstraction has 812 states and 1262 transitions. [2018-12-09 17:37:26,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 17:37:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1262 transitions. [2018-12-09 17:37:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:37:26,171 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:37:26,172 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 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, 1, 1, 1, 1, 1] [2018-12-09 17:37:26,172 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:37:26,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:26,172 INFO L82 PathProgramCache]: Analyzing trace with hash 487356730, now seen corresponding path program 1 times [2018-12-09 17:37:26,172 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:37:26,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:26,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:26,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:37:26,173 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:37:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:27,203 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2018-12-09 17:37:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 17:37:27,380 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:37:27,380 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:37:27,380 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 88 with the following transitions: [2018-12-09 17:37:27,381 INFO L205 CegarAbsIntRunner]: [0], [5], [7], [12], [14], [19], [21], [26], [28], [32], [41], [42], [45], [47], [50], [57], [70], [72], [85], [87], [111], [112], [170], [174], [175], [176], [179], [181], [183], [184], [254], [255], [256], [259], [275], [282], [285], [287], [300], [301], [316], [319], [321], [479], [480], [481], [482], [483], [484], [485], [486], [487], [488], [489], [490], [491], [492], [493], [494], [495], [496], [501], [502], [507], [555], [556], [565], [566], [567] [2018-12-09 17:37:27,384 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:37:27,384 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:37:27,558 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 17:37:27,558 INFO L272 AbstractInterpreter]: Visited 69 different actions 120 times. Merged at 16 different actions 28 times. Never widened. Performed 2146 root evaluator evaluations with a maximum evaluation depth of 9. Performed 2146 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Never found a fixpoint. Largest state had 165 variables. [2018-12-09 17:37:27,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:37:27,568 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 17:37:27,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:37:27,568 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:37:27,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:37:27,576 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 17:37:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:27,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:37:27,801 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 17:37:27,801 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:37:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 17:37:28,061 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 17:37:28,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 7, 8] total 31 [2018-12-09 17:37:28,061 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 17:37:28,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-12-09 17:37:28,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-12-09 17:37:28,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2018-12-09 17:37:28,063 INFO L87 Difference]: Start difference. First operand 812 states and 1262 transitions. Second operand 26 states. [2018-12-09 17:37:28,369 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2018-12-09 17:37:31,648 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2018-12-09 17:37:32,478 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 88 [2018-12-09 17:37:32,828 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2018-12-09 17:37:33,098 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 86 [2018-12-09 17:37:34,039 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2018-12-09 17:37:34,471 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-12-09 17:37:37,112 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 91 [2018-12-09 17:37:37,499 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2018-12-09 17:37:38,661 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-12-09 17:37:39,249 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 38 [2018-12-09 17:37:39,918 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 86 [2018-12-09 17:37:40,252 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 89 [2018-12-09 17:37:40,554 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 24 [2018-12-09 17:37:44,555 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2018-12-09 17:37:45,437 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 84 [2018-12-09 17:37:54,340 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-09 17:37:56,305 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2018-12-09 17:38:10,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:38:10,731 INFO L93 Difference]: Finished difference Result 5761 states and 10341 transitions. [2018-12-09 17:38:10,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2018-12-09 17:38:10,731 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 87 [2018-12-09 17:38:10,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:38:10,760 INFO L225 Difference]: With dead ends: 5761 [2018-12-09 17:38:10,761 INFO L226 Difference]: Without dead ends: 4881 [2018-12-09 17:38:10,772 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 192 SyntacticMatches, 4 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8405 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=3462, Invalid=20718, Unknown=0, NotChecked=0, Total=24180 [2018-12-09 17:38:10,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4881 states. [2018-12-09 17:38:11,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4881 to 3493. [2018-12-09 17:38:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3493 states. [2018-12-09 17:38:11,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3493 states and 5782 transitions. [2018-12-09 17:38:11,038 INFO L78 Accepts]: Start accepts. Automaton has 3493 states and 5782 transitions. Word has length 87 [2018-12-09 17:38:11,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:38:11,038 INFO L480 AbstractCegarLoop]: Abstraction has 3493 states and 5782 transitions. [2018-12-09 17:38:11,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-12-09 17:38:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 5782 transitions. [2018-12-09 17:38:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:38:11,040 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:38:11,041 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1] [2018-12-09 17:38:11,041 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:38:11,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:38:11,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1649593802, now seen corresponding path program 2 times [2018-12-09 17:38:11,041 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:38:11,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:38:11,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:38:11,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:38:11,042 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:38:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:11,909 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2018-12-09 17:38:12,085 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:38:12,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:38:12,085 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:38:12,085 INFO L187 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-12-09 17:38:12,085 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-12-09 17:38:12,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:38:12,085 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:38:12,092 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-09 17:38:12,092 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-12-09 17:38:21,016 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-12-09 17:38:21,016 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-09 17:38:21,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:38:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 17:38:21,101 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:38:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-09 17:38:21,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 17:38:21,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [18, 7] total 27 [2018-12-09 17:38:21,274 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:38:21,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 17:38:21,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 17:38:21,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=619, Unknown=0, NotChecked=0, Total=702 [2018-12-09 17:38:21,275 INFO L87 Difference]: Start difference. First operand 3493 states and 5782 transitions. Second operand 6 states. [2018-12-09 17:38:21,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:38:21,782 INFO L93 Difference]: Finished difference Result 4773 states and 8034 transitions. [2018-12-09 17:38:21,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 17:38:21,783 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-12-09 17:38:21,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:38:21,786 INFO L225 Difference]: With dead ends: 4773 [2018-12-09 17:38:21,786 INFO L226 Difference]: Without dead ends: 1288 [2018-12-09 17:38:21,816 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 165 SyntacticMatches, 11 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2018-12-09 17:38:21,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2018-12-09 17:38:21,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1152. [2018-12-09 17:38:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1152 states. [2018-12-09 17:38:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1807 transitions. [2018-12-09 17:38:21,874 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1807 transitions. Word has length 87 [2018-12-09 17:38:21,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:38:21,874 INFO L480 AbstractCegarLoop]: Abstraction has 1152 states and 1807 transitions. [2018-12-09 17:38:21,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 17:38:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1807 transitions. [2018-12-09 17:38:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:38:21,876 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:38:21,876 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1] [2018-12-09 17:38:21,876 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:38:21,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:38:21,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1189486264, now seen corresponding path program 1 times [2018-12-09 17:38:21,877 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:38:21,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:38:21,877 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 17:38:21,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:38:21,878 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:38:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:22,507 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2018-12-09 17:38:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:38:22,679 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:38:22,679 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 17:38:22,679 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 88 with the following transitions: [2018-12-09 17:38:22,679 INFO L205 CegarAbsIntRunner]: [0], [5], [7], [12], [14], [19], [21], [26], [28], [32], [41], [42], [45], [47], [52], [57], [70], [72], [85], [87], [111], [112], [170], [174], [175], [176], [179], [181], [183], [184], [254], [255], [256], [259], [275], [282], [285], [287], [300], [301], [316], [319], [321], [479], [480], [481], [482], [483], [484], [485], [486], [487], [488], [489], [490], [491], [492], [493], [494], [495], [496], [501], [502], [507], [555], [556], [565], [566], [567] [2018-12-09 17:38:22,681 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 17:38:22,681 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 17:38:22,846 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 17:38:22,846 INFO L272 AbstractInterpreter]: Visited 69 different actions 120 times. Merged at 16 different actions 28 times. Never widened. Performed 2141 root evaluator evaluations with a maximum evaluation depth of 9. Performed 2141 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 165 variables. [2018-12-09 17:38:22,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:38:22,848 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 17:38:22,848 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:38:22,848 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:38:22,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:38:22,857 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 17:38:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:22,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:38:22,993 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 279 [2018-12-09 17:38:23,006 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:23,054 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 279 treesize of output 258 [2018-12-09 17:38:23,068 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:23,090 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:23,165 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 254 treesize of output 237 [2018-12-09 17:38:24,017 WARN L180 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2018-12-09 17:38:24,031 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,038 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,067 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,116 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,126 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 230 treesize of output 234 [2018-12-09 17:38:24,339 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2018-12-09 17:38:24,343 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,348 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,356 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:24,368 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 205 treesize of output 227 [2018-12-09 17:38:25,298 WARN L180 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2018-12-09 17:38:25,310 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,316 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,391 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,397 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,418 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,426 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,457 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,465 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,485 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:25,485 INFO L303 Elim1Store]: Index analysis took 186 ms [2018-12-09 17:38:25,554 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 190 treesize of output 229 [2018-12-09 17:38:27,224 WARN L180 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 125 DAG size of output: 105 [2018-12-09 17:38:27,238 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,259 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,266 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,274 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,281 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,288 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,295 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,302 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,322 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,337 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,337 INFO L303 Elim1Store]: Index analysis took 111 ms [2018-12-09 17:38:27,338 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 212 [2018-12-09 17:38:27,898 WARN L180 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2018-12-09 17:38:27,908 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,912 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,916 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,944 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,950 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,956 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,963 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,969 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,975 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,981 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,992 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:27,995 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,002 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,002 INFO L303 Elim1Store]: Index analysis took 102 ms [2018-12-09 17:38:28,003 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 220 [2018-12-09 17:38:28,517 WARN L180 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2018-12-09 17:38:28,526 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,540 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,554 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,558 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,561 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,564 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,568 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,570 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,575 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,580 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,585 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,591 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,606 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,610 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:28,611 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 34 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 237 [2018-12-09 17:38:29,138 WARN L180 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-09 17:38:29,146 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,150 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,154 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,158 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,172 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,174 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,177 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,183 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,186 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,190 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,198 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,202 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,206 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,218 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 261 [2018-12-09 17:38:29,396 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2018-12-09 17:38:29,401 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,402 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,403 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,404 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,406 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,406 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,407 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,408 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,408 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,410 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,410 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,411 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,412 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,412 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,413 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,414 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,415 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:38:29,634 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:38:29,640 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,642 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,648 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,650 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,651 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,651 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,652 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,652 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,653 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,655 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,655 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,656 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,657 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:29,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:38:29,666 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:29,667 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:29,797 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:29,928 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:30,063 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:30,195 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:30,332 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:30,479 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:30,737 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,773 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,781 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,788 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,795 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,799 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,805 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,810 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,832 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,840 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,846 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,866 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,873 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,893 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,905 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:30,905 INFO L303 Elim1Store]: Index analysis took 181 ms [2018-12-09 17:38:30,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 182 treesize of output 234 [2018-12-09 17:38:32,677 WARN L180 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 137 DAG size of output: 117 [2018-12-09 17:38:32,699 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,716 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,722 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,728 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,741 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,746 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,750 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,756 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,763 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,769 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,775 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,781 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,799 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,804 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,811 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,829 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,834 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,859 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:32,860 INFO L303 Elim1Store]: Index analysis took 181 ms [2018-12-09 17:38:32,906 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 181 treesize of output 250 [2018-12-09 17:38:34,620 WARN L180 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 151 DAG size of output: 125 [2018-12-09 17:38:34,631 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,636 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,640 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,650 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,669 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,672 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,676 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,681 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,686 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,690 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,704 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,718 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,723 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,727 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,732 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,748 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,753 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,758 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,772 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:34,773 INFO L303 Elim1Store]: Index analysis took 150 ms [2018-12-09 17:38:34,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 41 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 187 treesize of output 271 [2018-12-09 17:38:36,423 WARN L180 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 167 DAG size of output: 139 [2018-12-09 17:38:36,430 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,435 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,452 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,455 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,458 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,460 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,462 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,466 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,470 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,473 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,476 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,480 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,484 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,488 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,492 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,496 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,506 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 273 [2018-12-09 17:38:36,967 WARN L180 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 114 [2018-12-09 17:38:36,973 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,976 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,978 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,981 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,992 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,994 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,996 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,997 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:36,999 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,001 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,003 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,005 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,008 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,010 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,013 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,015 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,018 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,021 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,028 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,029 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:38:37,344 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:38:37,350 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,359 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,360 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,361 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,362 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,365 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,368 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,369 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,370 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,371 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,372 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,374 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:37,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:38:37,390 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:37,390 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:37,523 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:37,650 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:37,811 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:38,163 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,167 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,199 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,202 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,206 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,213 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,221 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,225 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,236 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,240 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,244 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,247 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,251 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,260 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,264 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,268 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,283 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,288 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,298 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:38,299 INFO L303 Elim1Store]: Index analysis took 146 ms [2018-12-09 17:38:38,307 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 51 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 200 treesize of output 299 [2018-12-09 17:38:39,272 WARN L180 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 153 [2018-12-09 17:38:39,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,280 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,280 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,281 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,283 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,285 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,286 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,286 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,288 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,288 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,289 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,290 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,290 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,291 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,292 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,292 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,293 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,294 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,294 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,296 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,296 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,297 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,298 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:39,310 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 62 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 220 treesize of output 332 [2018-12-09 17:38:40,209 WARN L180 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 171 [2018-12-09 17:38:40,215 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,218 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,221 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,224 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,225 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,226 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,227 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,228 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,229 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,230 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,231 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,232 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,233 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,236 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,238 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,239 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,240 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,241 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,242 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,244 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,249 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,251 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,252 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,253 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,254 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:40,263 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 74 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 247 treesize of output 374 [2018-12-09 17:38:40,280 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 370 treesize of output 372 [2018-12-09 17:38:40,281 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2018-12-09 17:38:41,019 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,020 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,024 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,025 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,026 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,026 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,027 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,028 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,029 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,029 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,030 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,032 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:41,032 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 338 [2018-12-09 17:38:41,033 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:41,631 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-09 17:38:42,345 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,346 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,350 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,356 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,356 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,357 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,359 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:42,360 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 344 [2018-12-09 17:38:42,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:42,369 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:42,534 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:43,280 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:38:44,191 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,194 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,198 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,201 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,214 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,222 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,225 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,226 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,229 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,233 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,234 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,237 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,240 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,243 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,245 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,252 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,253 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 302 [2018-12-09 17:38:44,675 WARN L180 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 131 [2018-12-09 17:38:44,683 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,684 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,686 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,688 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,697 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,699 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,701 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,703 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,705 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,706 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,708 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,710 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,711 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,715 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,716 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,718 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,719 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,721 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,725 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:44,727 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:38:44,740 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:44,741 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:44,941 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:45,171 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:46,234 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-12-09 17:38:47,431 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-12-09 17:38:48,853 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,867 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,881 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,886 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,892 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,898 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,903 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,909 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,914 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,919 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,925 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,929 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,938 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,943 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,948 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:48,948 INFO L303 Elim1Store]: Index analysis took 105 ms [2018-12-09 17:38:48,949 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 34 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 245 [2018-12-09 17:38:49,490 WARN L180 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 99 [2018-12-09 17:38:49,499 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,502 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,520 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,523 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,527 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,531 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,534 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,538 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,541 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,543 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,545 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,548 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,551 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,555 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,558 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,561 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,570 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:49,571 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 259 [2018-12-09 17:38:50,037 WARN L180 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2018-12-09 17:38:50,056 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,059 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,063 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,066 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,081 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,084 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,089 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,091 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,093 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,095 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,098 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,100 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,102 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,104 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,107 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,110 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,113 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,121 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:38:50,348 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:38:50,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,356 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,356 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,357 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,357 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,359 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,359 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,360 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,360 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,364 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,365 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:50,368 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:38:50,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:50,376 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:50,502 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:50,630 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:50,764 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:50,910 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:52,161 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-12-09 17:38:53,637 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,670 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,686 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,700 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,707 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,719 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,726 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,742 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,746 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:53,746 INFO L303 Elim1Store]: Index analysis took 119 ms [2018-12-09 17:38:53,747 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 232 [2018-12-09 17:38:54,270 WARN L180 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2018-12-09 17:38:54,277 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,304 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,310 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,315 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,325 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,329 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,332 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,335 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,338 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,368 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 34 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 237 [2018-12-09 17:38:54,822 WARN L180 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-09 17:38:54,829 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,832 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,846 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,850 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,854 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,858 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,862 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,865 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,869 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,873 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,877 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,881 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,885 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,887 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,889 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,895 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:54,896 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 261 [2018-12-09 17:38:55,356 WARN L180 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2018-12-09 17:38:55,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,365 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,380 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,384 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,386 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,389 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,392 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,395 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,397 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,400 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,402 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,404 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,407 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,409 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,416 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:38:55,634 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:38:55,640 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,640 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,642 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,643 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,644 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,645 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,646 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,648 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,648 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,650 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,650 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,651 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,652 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,653 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:38:55,654 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:38:55,663 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:38:55,664 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-12-09 17:38:55,792 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:55,925 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:56,058 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:56,194 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:56,342 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:38:57,732 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-12-09 17:38:59,264 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-12-09 17:39:01,076 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,077 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,080 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,080 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,081 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,082 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,086 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 211 [2018-12-09 17:39:01,658 WARN L180 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2018-12-09 17:39:01,671 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,686 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,718 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,726 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,741 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,748 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,762 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,766 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,771 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:01,771 INFO L303 Elim1Store]: Index analysis took 112 ms [2018-12-09 17:39:01,772 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 208 [2018-12-09 17:39:02,322 WARN L180 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2018-12-09 17:39:02,342 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,372 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,389 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,395 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,412 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,418 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,424 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,424 INFO L303 Elim1Store]: Index analysis took 101 ms [2018-12-09 17:39:02,424 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 220 [2018-12-09 17:39:02,927 WARN L180 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2018-12-09 17:39:02,935 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,940 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,946 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,953 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,966 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,971 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,976 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,981 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,986 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,991 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:02,996 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,001 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,014 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,018 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,019 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 34 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 237 [2018-12-09 17:39:03,500 WARN L180 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-09 17:39:03,508 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,512 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,516 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,520 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,531 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,533 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,537 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,541 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,548 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,552 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,556 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,561 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,564 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,568 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,578 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:03,579 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 261 [2018-12-09 17:39:03,991 WARN L180 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2018-12-09 17:39:03,997 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,000 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,007 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,009 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,011 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,014 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,016 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,019 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,021 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,024 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,026 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,029 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,032 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,035 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,038 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,041 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,043 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,050 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,051 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:39:04,362 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:39:04,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,368 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,372 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,374 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,375 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,377 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,380 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,381 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,383 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,384 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,385 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,386 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,387 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,388 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,391 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:04,392 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:39:04,412 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:39:04,413 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-12-09 17:39:04,541 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:04,669 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:04,800 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:04,935 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:05,071 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:05,213 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:05,364 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:07,248 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-12-09 17:39:09,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,350 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,352 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 225 [2018-12-09 17:39:09,821 WARN L180 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2018-12-09 17:39:09,832 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,837 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,843 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,847 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,852 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,860 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,868 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,876 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,898 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:09,899 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 215 [2018-12-09 17:39:10,407 WARN L180 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2018-12-09 17:39:10,419 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,426 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,433 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,441 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,448 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,456 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,461 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,481 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,488 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,493 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,493 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 216 [2018-12-09 17:39:10,595 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 79 [2018-12-09 17:39:10,599 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,599 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,600 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,601 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,602 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,602 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,603 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,604 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,605 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,606 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,607 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,607 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,608 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 228 [2018-12-09 17:39:10,727 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2018-12-09 17:39:10,730 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,731 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,732 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,732 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,733 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,735 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,736 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,736 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,737 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,738 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,739 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,740 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:10,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 245 [2018-12-09 17:39:11,297 WARN L180 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2018-12-09 17:39:11,306 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,310 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,314 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,318 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,322 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,332 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,334 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,337 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,339 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,341 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,345 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,349 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,353 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,363 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 269 [2018-12-09 17:39:11,813 WARN L180 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 118 [2018-12-09 17:39:11,819 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,821 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,823 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,831 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,834 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,836 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,839 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,841 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,844 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,847 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,849 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,852 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,855 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,857 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,860 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,865 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:11,866 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 298 [2018-12-09 17:39:12,198 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 135 [2018-12-09 17:39:12,203 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,204 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,205 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,206 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,207 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,208 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,209 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,210 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,211 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,212 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,214 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,215 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,216 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,218 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,219 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,220 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,221 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,222 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,225 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:12,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 336 [2018-12-09 17:39:12,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 330 [2018-12-09 17:39:12,233 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-12-09 17:39:12,363 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:12,498 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:12,643 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:12,789 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:12,934 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:13,084 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:13,236 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:13,395 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:15,396 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-12-09 17:39:17,693 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,702 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,735 INFO L478 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 232 treesize of output 228 [2018-12-09 17:39:17,811 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,812 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,815 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,816 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,817 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,818 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,818 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,819 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 213 [2018-12-09 17:39:17,914 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,916 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,918 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,924 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,926 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,928 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,930 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,932 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:17,933 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 211 [2018-12-09 17:39:18,454 WARN L180 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 68 [2018-12-09 17:39:18,466 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,498 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,503 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,507 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,511 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,515 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,523 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,530 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,537 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:18,545 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 212 [2018-12-09 17:39:19,074 WARN L180 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2018-12-09 17:39:19,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,087 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,091 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,114 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,120 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,125 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,131 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,137 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,143 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,149 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,155 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,160 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,161 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 27 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 224 [2018-12-09 17:39:19,665 WARN L180 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2018-12-09 17:39:19,675 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,680 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,702 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,708 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,717 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,720 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,723 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,726 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,731 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,737 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,742 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,748 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,754 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:19,755 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 35 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 241 [2018-12-09 17:39:20,300 WARN L180 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2018-12-09 17:39:20,308 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,312 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,316 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,332 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,336 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,340 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,350 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,354 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,362 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,366 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,370 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,374 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,375 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 263 [2018-12-09 17:39:20,871 WARN L180 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2018-12-09 17:39:20,877 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,880 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,890 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,892 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,894 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,896 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,898 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,899 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,901 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,902 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,905 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,908 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,910 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,913 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,915 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,918 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,920 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,923 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:20,924 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 54 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 294 [2018-12-09 17:39:21,240 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2018-12-09 17:39:21,245 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,246 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,247 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,252 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,254 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,255 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,256 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,257 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,258 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,259 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,260 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,261 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,262 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,263 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,264 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,265 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,266 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,267 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,268 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:21,269 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 65 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 332 [2018-12-09 17:39:21,276 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 65 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 326 [2018-12-09 17:39:21,277 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-12-09 17:39:21,411 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:21,542 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:21,676 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:21,813 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:21,952 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:22,098 INFO L267 ElimStorePlain]: Start of recursive call 63: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:22,247 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:22,399 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:22,551 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:24,633 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-12-09 17:39:27,208 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 227 [2018-12-09 17:39:27,356 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-09 17:39:27,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,413 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,413 INFO L478 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 221 treesize of output 217 [2018-12-09 17:39:27,778 WARN L180 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2018-12-09 17:39:27,788 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,820 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,834 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,839 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,850 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:27,851 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 209 [2018-12-09 17:39:28,323 WARN L180 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2018-12-09 17:39:28,335 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,343 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,383 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,388 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,397 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,417 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 207 [2018-12-09 17:39:28,499 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,501 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,502 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,503 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,503 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,504 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,504 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,506 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,507 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,507 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:28,508 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 208 [2018-12-09 17:39:28,995 WARN L180 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2018-12-09 17:39:29,006 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,022 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,036 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,039 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,042 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,046 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,051 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,057 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,063 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,069 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,090 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,091 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 26 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 220 [2018-12-09 17:39:29,644 WARN L180 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2018-12-09 17:39:29,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,657 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,674 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,679 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,684 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,689 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,700 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,705 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,714 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,719 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,724 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,734 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:29,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 34 disjoint index pairs (out of 36 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 237 [2018-12-09 17:39:30,295 WARN L180 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2018-12-09 17:39:30,303 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,307 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,309 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,311 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,325 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,328 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,332 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,336 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,340 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,351 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,362 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,368 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,369 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 43 disjoint index pairs (out of 45 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 259 [2018-12-09 17:39:30,789 WARN L180 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2018-12-09 17:39:30,795 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,797 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,800 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,802 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,813 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,816 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,818 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,821 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,823 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,826 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,828 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,830 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,833 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,834 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,836 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,838 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,840 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,846 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:30,846 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 53 disjoint index pairs (out of 55 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 290 [2018-12-09 17:39:31,155 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2018-12-09 17:39:31,160 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,161 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,165 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,166 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,167 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,168 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,169 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,170 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,171 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,172 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,173 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,174 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,175 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,176 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,177 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,178 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,180 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,181 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,184 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:31,185 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 328 [2018-12-09 17:39:31,192 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 64 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 322 [2018-12-09 17:39:31,192 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-12-09 17:39:31,328 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:31,454 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:31,588 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:31,721 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:31,861 INFO L267 ElimStorePlain]: Start of recursive call 75: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:32,001 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:32,148 INFO L267 ElimStorePlain]: Start of recursive call 73: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:32,290 INFO L267 ElimStorePlain]: Start of recursive call 72: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:32,433 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:32,581 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:34,789 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 13 xjuncts. [2018-12-09 17:39:36,992 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 13 xjuncts. [2018-12-09 17:39:39,175 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 36 dim-0 vars, and 13 xjuncts. [2018-12-09 17:39:39,176 INFO L202 ElimStorePlain]: Needed 80 recursive calls to eliminate 4 variables, input treesize:304, output treesize:4102 [2018-12-09 17:39:47,861 WARN L180 SmtUtils]: Spent 8.41 s on a formula simplification. DAG size of input: 991 DAG size of output: 889 [2018-12-09 17:39:48,271 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,275 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,279 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,283 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,288 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,291 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,309 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,314 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,318 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,321 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,340 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:48,341 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 438 [2018-12-09 17:39:49,564 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 230 DAG size of output: 208 [2018-12-09 17:39:49,573 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,580 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,587 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,593 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,600 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,612 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,623 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,630 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,636 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,643 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,661 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,664 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,675 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:39:49,675 INFO L303 Elim1Store]: Index analysis took 108 ms [2018-12-09 17:39:49,676 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:39:49,716 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:39:49,754 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:39:49,755 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:39:49,950 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:50,154 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:39:50,419 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:06,811 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,815 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,819 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,823 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,827 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,831 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,834 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,852 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,856 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,860 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,864 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,869 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,880 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:06,881 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 426 [2018-12-09 17:40:08,067 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 224 DAG size of output: 208 [2018-12-09 17:40:08,076 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,083 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,089 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,097 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,105 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,111 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,122 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,133 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,140 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,146 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,158 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,165 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,168 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:08,179 INFO L303 Elim1Store]: Index analysis took 109 ms [2018-12-09 17:40:08,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:40:08,221 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:40:08,259 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:40:08,259 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:08,457 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:08,664 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:08,929 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:20,652 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,656 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,661 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,664 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,668 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,672 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,690 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,694 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,698 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,702 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,705 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,721 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:20,722 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 429 [2018-12-09 17:40:21,940 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 226 DAG size of output: 210 [2018-12-09 17:40:21,949 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:21,956 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:21,963 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:21,971 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:21,978 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:21,989 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,001 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,009 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,016 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,028 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,035 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,038 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,042 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,057 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:22,058 INFO L303 Elim1Store]: Index analysis took 115 ms [2018-12-09 17:40:22,058 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:40:22,076 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 445 [2018-12-09 17:40:22,115 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:40:22,116 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:22,313 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:22,517 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:22,794 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:34,321 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,326 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,334 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,338 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,358 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,371 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,374 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,379 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,388 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:34,389 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 438 [2018-12-09 17:40:35,590 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 230 DAG size of output: 208 [2018-12-09 17:40:35,599 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,606 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,613 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,619 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,630 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,641 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,647 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,653 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,660 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,667 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,684 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,687 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,697 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:35,697 INFO L303 Elim1Store]: Index analysis took 105 ms [2018-12-09 17:40:35,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:40:35,739 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:40:35,778 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:40:35,778 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:35,978 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:36,198 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:36,460 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:47,061 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,065 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,070 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,074 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,078 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,082 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,086 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,105 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,109 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,113 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,118 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,121 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,134 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:47,135 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 433 [2018-12-09 17:40:48,338 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 228 DAG size of output: 210 [2018-12-09 17:40:48,348 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,362 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,369 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,376 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,387 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,398 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,405 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,413 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,421 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,433 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,440 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,443 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,453 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:40:48,454 INFO L303 Elim1Store]: Index analysis took 113 ms [2018-12-09 17:40:48,455 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:40:48,493 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 445 [2018-12-09 17:40:48,533 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:40:48,534 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:48,739 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:48,950 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:49,223 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:00,284 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,289 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,293 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,297 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,301 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,305 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,309 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,312 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,316 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,320 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,325 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,329 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,333 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,337 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,342 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,346 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,386 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,390 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,394 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,398 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,403 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,422 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:00,422 INFO L303 Elim1Store]: Index analysis took 147 ms [2018-12-09 17:41:00,457 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 88 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 355 treesize of output 487 [2018-12-09 17:41:05,076 WARN L180 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 291 DAG size of output: 261 [2018-12-09 17:41:05,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,092 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,099 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,105 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,112 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,119 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,125 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,137 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,148 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,155 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,166 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,172 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,175 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,186 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:05,186 INFO L303 Elim1Store]: Index analysis took 107 ms [2018-12-09 17:41:05,187 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 396 treesize of output 504 [2018-12-09 17:41:05,227 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 445 [2018-12-09 17:41:05,254 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:41:05,254 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:05,460 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:05,775 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:06,519 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,522 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,531 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,535 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,548 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,557 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,561 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,570 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,573 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,581 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,584 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,592 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,601 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,614 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,618 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,626 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,629 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,636 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,639 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,646 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,649 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,656 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,668 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,675 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,678 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,688 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,688 INFO L303 Elim1Store]: Index analysis took 178 ms [2018-12-09 17:41:06,704 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 103 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 398 treesize of output 528 [2018-12-09 17:41:06,719 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:06,720 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 103 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 522 treesize of output 577 [2018-12-09 17:41:06,749 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 103 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 493 [2018-12-09 17:41:06,750 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:07,151 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:08,079 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,080 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,085 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,087 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,090 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,092 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,096 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,098 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,101 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,103 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,107 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,108 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,111 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,115 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,121 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,123 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,127 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,128 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,132 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,134 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,137 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,139 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,141 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,144 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,150 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,154 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,156 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,157 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,163 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:08,174 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 104 disjoint index pairs (out of 120 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 396 treesize of output 535 [2018-12-09 17:41:08,216 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 529 treesize of output 522 [2018-12-09 17:41:08,218 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:09,309 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,312 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,317 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,321 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,325 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,328 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,331 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,337 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,340 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,343 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,344 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,345 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,346 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:09,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 449 treesize of output 532 [2018-12-09 17:41:09,375 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-12-09 17:41:10,790 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-12-09 17:41:12,582 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:41:14,406 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-12-09 17:41:24,604 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,608 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,612 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,616 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,621 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,625 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,629 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,633 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,651 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,658 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,662 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,673 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:24,674 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 434 [2018-12-09 17:41:25,151 WARN L180 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 208 [2018-12-09 17:41:25,156 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,159 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,161 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,162 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,164 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,165 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,166 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,168 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,170 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,171 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,173 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,176 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,178 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,179 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:25,180 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:41:25,202 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:41:25,229 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:41:25,230 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:25,425 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:25,632 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:25,902 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:35,975 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:35,980 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:35,984 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:35,988 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:35,992 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:35,996 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,014 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,019 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,022 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,025 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,029 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,034 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,047 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:36,048 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 418 [2018-12-09 17:41:37,212 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2018-12-09 17:41:37,221 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,228 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,234 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,240 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,247 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,254 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,265 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,276 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,282 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,289 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,302 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,309 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,312 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,323 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:37,324 INFO L303 Elim1Store]: Index analysis took 109 ms [2018-12-09 17:41:37,325 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:41:37,364 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:41:37,391 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:41:37,392 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:37,581 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:37,791 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:38,050 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:47,365 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,369 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,382 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,386 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,390 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,394 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,413 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,417 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,421 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,425 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,437 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:47,438 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 433 [2018-12-09 17:41:48,643 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 228 DAG size of output: 210 [2018-12-09 17:41:48,654 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,661 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,667 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,673 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,681 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,689 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,696 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,707 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,718 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,725 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,738 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,745 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,748 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,758 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:48,759 INFO L303 Elim1Store]: Index analysis took 112 ms [2018-12-09 17:41:48,759 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:41:48,777 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 445 [2018-12-09 17:41:48,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:41:48,816 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:49,021 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:49,225 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:49,492 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:57,308 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,312 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,317 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,321 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,325 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,343 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,347 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,350 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,355 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,359 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,363 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,367 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,378 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:57,379 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 398 [2018-12-09 17:41:58,528 WARN L180 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2018-12-09 17:41:58,537 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,544 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,551 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,557 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,570 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,581 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,589 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,595 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,606 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,613 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,620 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,627 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,630 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,642 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:41:58,642 INFO L303 Elim1Store]: Index analysis took 111 ms [2018-12-09 17:41:58,643 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:41:58,688 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:41:58,731 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:41:58,733 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-12-09 17:41:58,928 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:59,140 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:41:59,407 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:06,709 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,713 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,717 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,721 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,725 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,730 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,733 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,751 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,755 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,759 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,763 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,767 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,778 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:06,779 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 76 disjoint index pairs (out of 78 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 442 [2018-12-09 17:42:07,241 WARN L180 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2018-12-09 17:42:07,247 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,248 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,250 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,251 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,253 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,254 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,256 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,258 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,260 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,261 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,262 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,264 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,264 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,266 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:07,267 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 90 disjoint index pairs (out of 91 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 447 [2018-12-09 17:42:07,306 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 438 [2018-12-09 17:42:07,346 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 89 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 437 [2018-12-09 17:42:07,346 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:07,538 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:07,748 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:08,013 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:13,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 42 dim-0 vars, 11 dim-1 vars, End of recursive call: 184 dim-0 vars, and 15 xjuncts. [2018-12-09 17:42:13,823 INFO L202 ElimStorePlain]: Needed 51 recursive calls to eliminate 53 variables, input treesize:3865, output treesize:6756 [2018-12-09 17:42:32,015 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-12-09 17:42:32,216 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:42:32,218 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:221) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.push(DiffWrapperScript.java:93) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.push(WrapperScript.java:101) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.UndoableWrapperScript.push(UndoableWrapperScript.java:52) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:621) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:151) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:354) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) 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.BaseTaipanRefinementStrategy.getTraceCheck(BaseTaipanRefinementStrategy.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 46 more [2018-12-09 17:42:32,225 INFO L168 Benchmark]: Toolchain (without parser) took 323245.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -108.6 MB). Peak memory consumption was 360.0 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,226 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:42:32,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.87 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,227 INFO L168 Benchmark]: Boogie Preprocessor took 38.09 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,227 INFO L168 Benchmark]: RCFGBuilder took 2602.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.9 MB in the end (delta: 148.9 MB). Peak memory consumption was 148.9 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,227 INFO L168 Benchmark]: TraceAbstraction took 320126.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -5.2 MB). Free memory was 920.9 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 206.5 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:32,229 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 448.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.87 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.09 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2602.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.9 MB in the end (delta: 148.9 MB). Peak memory consumption was 148.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 320126.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -5.2 MB). Free memory was 920.9 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 206.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:42:33,262 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:42:33,263 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:42:33,270 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:42:33,270 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:42:33,271 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:42:33,272 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:42:33,273 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:42:33,274 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:42:33,274 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:42:33,275 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:42:33,275 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:42:33,276 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:42:33,276 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:42:33,277 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:42:33,278 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:42:33,278 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:42:33,279 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:42:33,281 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:42:33,282 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:42:33,282 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:42:33,283 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:42:33,285 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:42:33,285 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:42:33,285 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:42:33,286 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:42:33,287 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:42:33,287 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:42:33,288 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:42:33,288 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:42:33,288 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:42:33,289 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:42:33,289 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:42:33,289 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:42:33,289 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:42:33,290 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:42:33,290 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 17:42:33,297 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:42:33,297 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:42:33,298 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:42:33,298 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:42:33,298 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:42:33,299 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:42:33,299 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:42:33,299 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:42:33,299 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:42:33,299 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:42:33,299 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:42:33,300 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:42:33,300 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:42:33,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 17:42:33,301 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:42:33,302 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 17:42:33,302 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 17:42:33,302 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_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b375a266c09843669ce53353afe6d3dcccc031 [2018-12-09 17:42:33,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:42:33,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:42:33,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:42:33,330 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:42:33,330 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:42:33,330 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/../../sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i [2018-12-09 17:42:33,364 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/2ace50b61/ce22f32860294a6e98c9c36f7fb8fbe1/FLAG144a62deb [2018-12-09 17:42:33,811 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:42:33,811 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/sv-benchmarks/c/seq-pthread/cs_stack_false-unreach-call.i [2018-12-09 17:42:33,819 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/2ace50b61/ce22f32860294a6e98c9c36f7fb8fbe1/FLAG144a62deb [2018-12-09 17:42:33,828 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/data/2ace50b61/ce22f32860294a6e98c9c36f7fb8fbe1 [2018-12-09 17:42:33,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:42:33,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:42:33,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:33,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:42:33,833 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:42:33,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:33" (1/1) ... [2018-12-09 17:42:33,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc15be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:33, skipping insertion in model container [2018-12-09 17:42:33,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:33" (1/1) ... [2018-12-09 17:42:33,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:42:33,864 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:42:34,146 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:34,195 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:42:34,259 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:34,318 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:42:34,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34 WrapperNode [2018-12-09 17:42:34,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:34,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:34,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:42:34,319 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:42:34,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:34,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:42:34,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:42:34,347 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:42:34,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... [2018-12-09 17:42:34,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:42:34,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:42:34,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:42:34,390 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:42:34,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:42:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2018-12-09 17:42:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2018-12-09 17:42:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-12-09 17:42:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 17:42:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-09 17:42:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-09 17:42:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-09 17:42:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-09 17:42:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-12-09 17:42:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-12-09 17:42:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-12-09 17:42:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-12-09 17:42:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 17:42:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 17:42:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2018-12-09 17:42:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2018-12-09 17:42:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2018-12-09 17:42:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-12-09 17:42:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 17:42:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2018-12-09 17:42:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-12-09 17:42:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-09 17:42:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-09 17:42:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-12-09 17:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-12-09 17:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 17:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 17:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 17:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2018-12-09 17:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2018-12-09 17:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2018-12-09 17:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2018-12-09 17:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2018-12-09 17:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2018-12-09 17:42:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-12-09 17:42:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-12-09 17:42:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2018-12-09 17:42:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2018-12-09 17:42:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:42:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:42:38,125 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:42:38,125 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 17:42:38,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:38 BoogieIcfgContainer [2018-12-09 17:42:38,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:42:38,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:42:38,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:42:38,128 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:42:38,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:42:33" (1/3) ... [2018-12-09 17:42:38,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9be9f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:42:38, skipping insertion in model container [2018-12-09 17:42:38,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:34" (2/3) ... [2018-12-09 17:42:38,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9be9f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:42:38, skipping insertion in model container [2018-12-09 17:42:38,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:38" (3/3) ... [2018-12-09 17:42:38,131 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_stack_false-unreach-call.i [2018-12-09 17:42:38,137 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:42:38,142 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 17:42:38,152 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 17:42:38,171 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 17:42:38,171 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:42:38,172 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:42:38,172 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:42:38,172 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:42:38,172 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:42:38,172 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:42:38,172 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:42:38,172 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:42:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states. [2018-12-09 17:42:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 17:42:38,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:38,190 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:38,191 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:38,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:38,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1276332734, now seen corresponding path program 1 times [2018-12-09 17:42:38,198 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:38,199 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:38,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:38,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:38,462 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:42:38,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:42:38,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 17:42:38,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 17:42:38,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 17:42:38,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:42:38,484 INFO L87 Difference]: Start difference. First operand 221 states. Second operand 3 states. [2018-12-09 17:42:38,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:38,539 INFO L93 Difference]: Finished difference Result 430 states and 668 transitions. [2018-12-09 17:42:38,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 17:42:38,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-12-09 17:42:38,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:38,551 INFO L225 Difference]: With dead ends: 430 [2018-12-09 17:42:38,552 INFO L226 Difference]: Without dead ends: 212 [2018-12-09 17:42:38,556 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 17:42:38,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-12-09 17:42:38,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2018-12-09 17:42:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-12-09 17:42:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 325 transitions. [2018-12-09 17:42:38,602 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 325 transitions. Word has length 16 [2018-12-09 17:42:38,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:38,603 INFO L480 AbstractCegarLoop]: Abstraction has 212 states and 325 transitions. [2018-12-09 17:42:38,603 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 17:42:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 325 transitions. [2018-12-09 17:42:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 17:42:38,604 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:38,605 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:38,605 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:38,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:38,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1547680613, now seen corresponding path program 1 times [2018-12-09 17:42:38,606 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:38,606 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:38,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:38,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:38,774 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:42:38,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:42:38,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 17:42:38,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 17:42:38,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 17:42:38,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 17:42:38,778 INFO L87 Difference]: Start difference. First operand 212 states and 325 transitions. Second operand 5 states. [2018-12-09 17:42:39,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:39,670 INFO L93 Difference]: Finished difference Result 530 states and 881 transitions. [2018-12-09 17:42:39,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 17:42:39,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-12-09 17:42:39,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:39,674 INFO L225 Difference]: With dead ends: 530 [2018-12-09 17:42:39,675 INFO L226 Difference]: Without dead ends: 326 [2018-12-09 17:42:39,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-12-09 17:42:39,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-12-09 17:42:39,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 315. [2018-12-09 17:42:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-12-09 17:42:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 493 transitions. [2018-12-09 17:42:39,709 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 493 transitions. Word has length 36 [2018-12-09 17:42:39,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:39,710 INFO L480 AbstractCegarLoop]: Abstraction has 315 states and 493 transitions. [2018-12-09 17:42:39,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 17:42:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 493 transitions. [2018-12-09 17:42:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 17:42:39,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:39,712 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:39,712 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:39,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:39,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1940707623, now seen corresponding path program 1 times [2018-12-09 17:42:39,713 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:39,713 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:39,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:39,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:40,001 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:42:40,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:42:40,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 17:42:40,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 17:42:40,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 17:42:40,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 17:42:40,005 INFO L87 Difference]: Start difference. First operand 315 states and 493 transitions. Second operand 6 states. [2018-12-09 17:42:42,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:42,331 INFO L93 Difference]: Finished difference Result 740 states and 1206 transitions. [2018-12-09 17:42:42,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 17:42:42,331 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2018-12-09 17:42:42,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:42,336 INFO L225 Difference]: With dead ends: 740 [2018-12-09 17:42:42,336 INFO L226 Difference]: Without dead ends: 730 [2018-12-09 17:42:42,337 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 17:42:42,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2018-12-09 17:42:42,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 729. [2018-12-09 17:42:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2018-12-09 17:42:42,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1192 transitions. [2018-12-09 17:42:42,393 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1192 transitions. Word has length 36 [2018-12-09 17:42:42,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:42,393 INFO L480 AbstractCegarLoop]: Abstraction has 729 states and 1192 transitions. [2018-12-09 17:42:42,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 17:42:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1192 transitions. [2018-12-09 17:42:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 17:42:42,398 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:42,399 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:42,399 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:42,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:42,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1264081748, now seen corresponding path program 1 times [2018-12-09 17:42:42,400 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:42,400 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:42,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:42,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:42,700 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-12-09 17:42:42,703 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2018-12-09 17:42:42,706 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-12-09 17:42:42,706 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,714 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,718 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,723 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:12, output treesize:16 [2018-12-09 17:42:42,743 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:42,743 INFO L478 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 22 treesize of output 22 [2018-12-09 17:42:42,744 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,753 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:16 [2018-12-09 17:42:42,762 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:42,762 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-12-09 17:42:42,763 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,765 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,766 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2018-12-09 17:42:42,775 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:42,776 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-12-09 17:42:42,776 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,777 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:1 [2018-12-09 17:42:42,795 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-12-09 17:42:42,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,796 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,796 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:1 [2018-12-09 17:42:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 17:42:42,804 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:42:42,849 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-12-09 17:42:42,849 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,850 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-12-09 17:42:42,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-12-09 17:42:42,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:42,911 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:12 [2018-12-09 17:42:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 17:42:42,937 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:42:42,937 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:42:42,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:43,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:43,035 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-12-09 17:42:43,038 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2018-12-09 17:42:43,040 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-12-09 17:42:43,040 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,045 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,056 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,064 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:12, output treesize:16 [2018-12-09 17:42:43,079 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:43,080 INFO L478 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 22 treesize of output 22 [2018-12-09 17:42:43,080 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,085 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:16 [2018-12-09 17:42:43,098 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:43,099 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-12-09 17:42:43,099 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,102 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,102 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2018-12-09 17:42:43,122 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:42:43,123 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-12-09 17:42:43,123 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,124 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:1 [2018-12-09 17:42:43,147 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-12-09 17:42:43,147 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,149 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,149 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:1 [2018-12-09 17:42:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 17:42:43,154 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:42:43,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-12-09 17:42:43,210 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,211 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,211 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-12-09 17:42:43,329 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-12-09 17:42:43,329 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,332 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:42:43,333 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:12 [2018-12-09 17:42:43,385 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 17:42:43,401 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-09 17:42:43,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6, 7] total 16 [2018-12-09 17:42:43,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-09 17:42:43,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-09 17:42:43,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-09 17:42:43,402 INFO L87 Difference]: Start difference. First operand 729 states and 1192 transitions. Second operand 16 states. [2018-12-09 17:42:50,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:50,015 INFO L93 Difference]: Finished difference Result 2348 states and 3867 transitions. [2018-12-09 17:42:50,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 17:42:50,016 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 100 [2018-12-09 17:42:50,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:50,020 INFO L225 Difference]: With dead ends: 2348 [2018-12-09 17:42:50,020 INFO L226 Difference]: Without dead ends: 1331 [2018-12-09 17:42:50,023 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 382 SyntacticMatches, 6 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=138, Invalid=462, Unknown=0, NotChecked=0, Total=600 [2018-12-09 17:42:50,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2018-12-09 17:42:50,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1262. [2018-12-09 17:42:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1262 states. [2018-12-09 17:42:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 2037 transitions. [2018-12-09 17:42:50,093 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 2037 transitions. Word has length 100 [2018-12-09 17:42:50,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:50,093 INFO L480 AbstractCegarLoop]: Abstraction has 1262 states and 2037 transitions. [2018-12-09 17:42:50,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-09 17:42:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2037 transitions. [2018-12-09 17:42:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:42:50,096 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:50,096 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:50,096 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:50,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:50,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1822067265, now seen corresponding path program 1 times [2018-12-09 17:42:50,096 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:50,096 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:50,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:50,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:42:50,267 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:42:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:42:50,398 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 17:42:50,398 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 17:42:50,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:42:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:50,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:42:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:42:50,490 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 17:42:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 17:42:50,609 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-09 17:42:50,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 6, 5] total 10 [2018-12-09 17:42:50,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 17:42:50,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 17:42:50,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 17:42:50,610 INFO L87 Difference]: Start difference. First operand 1262 states and 2037 transitions. Second operand 10 states. [2018-12-09 17:42:58,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:42:58,443 INFO L93 Difference]: Finished difference Result 3302 states and 5384 transitions. [2018-12-09 17:42:58,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-09 17:42:58,443 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 87 [2018-12-09 17:42:58,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:42:58,450 INFO L225 Difference]: With dead ends: 3302 [2018-12-09 17:42:58,450 INFO L226 Difference]: Without dead ends: 2056 [2018-12-09 17:42:58,454 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2018-12-09 17:42:58,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2056 states. [2018-12-09 17:42:58,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 1903. [2018-12-09 17:42:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1903 states. [2018-12-09 17:42:58,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1903 states and 3067 transitions. [2018-12-09 17:42:58,567 INFO L78 Accepts]: Start accepts. Automaton has 1903 states and 3067 transitions. Word has length 87 [2018-12-09 17:42:58,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:42:58,567 INFO L480 AbstractCegarLoop]: Abstraction has 1903 states and 3067 transitions. [2018-12-09 17:42:58,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 17:42:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3067 transitions. [2018-12-09 17:42:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:42:58,569 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:42:58,569 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1] [2018-12-09 17:42:58,569 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:42:58,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:58,570 INFO L82 PathProgramCache]: Analyzing trace with hash 324416481, now seen corresponding path program 1 times [2018-12-09 17:42:58,570 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:42:58,570 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:42:58,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:43:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:43:18,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:43:18,518 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-12-09 17:43:18,534 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,547 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2018-12-09 17:43:18,594 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,595 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,597 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,597 INFO L478 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 25 treesize of output 17 [2018-12-09 17:43:18,598 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,618 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,619 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:18,620 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 17:43:18,620 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-12-09 17:43:18,620 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,629 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,635 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,647 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:38, output treesize:25 [2018-12-09 17:43:18,859 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 105 [2018-12-09 17:43:18,872 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 17:43:18,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:18,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 72 [2018-12-09 17:43:18,971 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 17:43:18,971 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:19,067 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2018-12-09 17:43:19,075 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-12-09 17:43:19,075 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:19,300 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 50 treesize of output 104 [2018-12-09 17:43:19,301 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-09 17:43:19,317 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2018-12-09 17:43:19,318 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:20,855 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 56 [2018-12-09 17:43:20,855 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-12-09 17:43:21,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 60 [2018-12-09 17:43:21,920 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-12-09 17:43:22,199 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 56 [2018-12-09 17:43:22,199 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-12-09 17:43:22,439 INFO L267 ElimStorePlain]: Start of recursive call 8: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:43:22,546 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:43:22,654 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:43:22,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:43:22,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:43:22,935 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:220, output treesize:303 [2018-12-09 17:43:23,357 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-12-09 17:43:24,308 WARN L180 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 96 [2018-12-09 17:43:24,836 WARN L180 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-12-09 17:43:26,003 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 44 [2018-12-09 17:43:26,071 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2018-12-09 17:43:26,082 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-12-09 17:43:26,082 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:26,549 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:26,549 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-12-09 17:43:26,549 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:26,832 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-12-09 17:43:26,832 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:27,115 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:27,123 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:27,129 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 46 [2018-12-09 17:43:27,129 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-12-09 17:43:27,463 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 31 [2018-12-09 17:43:27,464 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:27,742 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-12-09 17:43:27,742 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:27,746 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-12-09 17:43:27,746 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:28,003 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-12-09 17:43:28,003 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:28,236 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2018-12-09 17:43:28,237 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:28,461 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 33 [2018-12-09 17:43:28,461 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:28,671 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:28,688 INFO L478 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 33 treesize of output 34 [2018-12-09 17:43:28,688 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-12-09 17:43:28,870 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:28,871 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-12-09 17:43:28,871 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,025 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-09 17:43:29,025 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,150 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-12-09 17:43:29,150 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,266 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2018-12-09 17:43:29,266 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,376 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2018-12-09 17:43:29,377 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,486 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2018-12-09 17:43:29,487 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,565 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-12-09 17:43:29,565 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,626 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:43:29,630 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-12-09 17:43:29,630 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,645 INFO L267 ElimStorePlain]: Start of recursive call 2: 19 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,653 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:43:29,654 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 7 variables, input treesize:58, output treesize:5 [2018-12-09 17:43:29,767 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 17:43:29,767 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:43:29,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:43:29,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-12-09 17:43:29,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 17:43:29,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 17:43:29,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2018-12-09 17:43:29,791 INFO L87 Difference]: Start difference. First operand 1903 states and 3067 transitions. Second operand 14 states. [2018-12-09 17:43:39,904 WARN L180 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 95 [2018-12-09 17:43:42,178 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 124 DAG size of output: 124 [2018-12-09 17:43:44,279 WARN L180 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2018-12-09 17:43:46,664 WARN L180 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2018-12-09 17:43:49,999 WARN L180 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2018-12-09 17:43:55,758 WARN L180 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 124 DAG size of output: 124 [2018-12-09 17:43:59,659 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-12-09 17:44:07,318 WARN L180 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 128 DAG size of output: 128 [2018-12-09 17:44:34,122 WARN L180 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 97 [2018-12-09 17:44:39,485 WARN L180 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2018-12-09 17:44:43,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:44:43,441 INFO L93 Difference]: Finished difference Result 2642 states and 4303 transitions. [2018-12-09 17:44:43,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-09 17:44:43,442 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 87 [2018-12-09 17:44:43,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:44:43,448 INFO L225 Difference]: With dead ends: 2642 [2018-12-09 17:44:43,449 INFO L226 Difference]: Without dead ends: 2543 [2018-12-09 17:44:43,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 69 SyntacticMatches, 5 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 27.0s TimeCoverageRelationStatistics Valid=170, Invalid=760, Unknown=0, NotChecked=0, Total=930 [2018-12-09 17:44:43,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2543 states. [2018-12-09 17:44:43,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2543 to 2478. [2018-12-09 17:44:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2478 states. [2018-12-09 17:44:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4053 transitions. [2018-12-09 17:44:43,633 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4053 transitions. Word has length 87 [2018-12-09 17:44:43,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:44:43,633 INFO L480 AbstractCegarLoop]: Abstraction has 2478 states and 4053 transitions. [2018-12-09 17:44:43,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 17:44:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4053 transitions. [2018-12-09 17:44:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:44:43,636 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:44:43,636 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 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, 1, 1, 1, 1, 1] [2018-12-09 17:44:43,636 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:44:43,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:44:43,636 INFO L82 PathProgramCache]: Analyzing trace with hash 936298209, now seen corresponding path program 1 times [2018-12-09 17:44:43,637 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:44:43,637 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d381b76-f755-47da-8a6d-5d9ef7ada5e0/bin-2019/utaipan/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:44:43,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:45:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:45:00,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:45:00,682 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-12-09 17:45:00,696 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,707 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2018-12-09 17:45:00,751 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,752 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,755 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,755 INFO L478 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 25 treesize of output 17 [2018-12-09 17:45:00,756 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:00,779 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,780 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:00,781 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 17:45:00,781 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-12-09 17:45:00,781 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:00,790 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:45:00,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:45:00,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:45:00,804 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:32, output treesize:19 [2018-12-09 17:45:01,127 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 105 [2018-12-09 17:45:01,141 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 17:45:01,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:01,239 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 72 [2018-12-09 17:45:01,250 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 17:45:01,250 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:01,355 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2018-12-09 17:45:01,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-12-09 17:45:01,365 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:01,624 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 50 treesize of output 104 [2018-12-09 17:45:01,625 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-12-09 17:45:01,651 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2018-12-09 17:45:01,652 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:03,966 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 56 [2018-12-09 17:45:03,966 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-12-09 17:45:04,800 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 60 [2018-12-09 17:45:04,801 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-12-09 17:45:05,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 56 [2018-12-09 17:45:05,356 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-12-09 17:45:05,500 INFO L267 ElimStorePlain]: Start of recursive call 8: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:05,620 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:05,745 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:05,888 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:06,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:06,087 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 1 variables, input treesize:212, output treesize:271 [2018-12-09 17:45:06,407 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-12-09 17:45:07,485 WARN L180 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2018-12-09 17:45:08,094 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-12-09 17:45:09,258 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 45 [2018-12-09 17:45:09,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 80 [2018-12-09 17:45:09,416 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:09,421 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 85 [2018-12-09 17:45:09,421 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:09,651 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:09,873 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 81 [2018-12-09 17:45:09,874 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-12-09 17:45:10,136 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 17:45:10,338 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: 14 dim-0 vars, and 2 xjuncts. [2018-12-09 17:45:10,338 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 9 variables, input treesize:73, output treesize:129 [2018-12-09 17:45:16,802 WARN L180 SmtUtils]: Spent 4.37 s on a formula simplification that was a NOOP. DAG size: 86 [2018-12-09 17:45:16,901 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 84 [2018-12-09 17:45:16,927 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:16,941 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:17,030 INFO L478 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 4 case distinctions, treesize of input 60 treesize of output 106 [2018-12-09 17:45:17,032 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 16 xjuncts. [2018-12-09 17:45:18,395 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-12-09 17:45:18,395 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:19,687 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:19,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 58 [2018-12-09 17:45:19,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:20,891 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-12-09 17:45:20,892 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:22,025 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-12-09 17:45:22,025 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:23,044 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-12-09 17:45:23,044 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:24,166 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-12-09 17:45:24,167 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:25,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:25,334 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-12-09 17:45:25,335 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:26,372 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:26,495 INFO L478 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 4 case distinctions, treesize of input 57 treesize of output 99 [2018-12-09 17:45:26,496 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 16 xjuncts. [2018-12-09 17:45:28,174 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-12-09 17:45:28,174 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:29,573 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:29,649 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 79 [2018-12-09 17:45:29,649 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 4 xjuncts. [2018-12-09 17:45:31,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-12-09 17:45:31,233 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:32,574 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-12-09 17:45:32,574 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:32,582 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-12-09 17:45:32,583 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:33,653 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:33,658 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 56 [2018-12-09 17:45:33,658 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:34,522 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:34,522 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-12-09 17:45:34,523 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:35,013 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:35,018 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 56 [2018-12-09 17:45:35,018 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:35,365 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:35,365 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-12-09 17:45:35,365 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:35,684 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-12-09 17:45:35,685 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 19 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-12-09 17:45:36,358 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 60 [2018-12-09 17:45:36,373 INFO L701 Elim1Store]: detected not equals via solver [2018-12-09 17:45:36,377 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-12-09 17:45:36,377 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,403 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-12-09 17:45:36,403 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,416 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-12-09 17:45:36,417 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,424 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:45:36,586 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 18 variables, input treesize:135, output treesize:5 [2018-12-09 17:45:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 17:45:36,697 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:45:36,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:45:36,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-12-09 17:45:36,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 17:45:36,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 17:45:36,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=168, Unknown=1, NotChecked=0, Total=210 [2018-12-09 17:45:36,719 INFO L87 Difference]: Start difference. First operand 2478 states and 4053 transitions. Second operand 15 states. [2018-12-09 17:45:49,780 WARN L180 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2018-12-09 17:45:59,543 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2018-12-09 17:46:00,103 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:123) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:102) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.pop(ManagedScript.java:131) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertPostcondition(IncrementalHoareTripleChecker.java:651) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:255) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:270) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.releaseLock(ProtectiveHoareTripleChecker.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.releaseLock(EfficientHoareTripleChecker.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:202) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:715) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.io.IOException: Stream closed at java.lang.ProcessBuilder$NullOutputStream.write(ProcessBuilder.java:433) at java.io.OutputStream.write(OutputStream.java:116) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:297) at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141) at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229) at java.io.BufferedWriter.flush(BufferedWriter.java:254) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:120) ... 28 more [2018-12-09 17:46:00,105 INFO L168 Benchmark]: Toolchain (without parser) took 206275.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.2 MB). Free memory was 939.4 MB in the beginning and 1.2 GB in the end (delta: -284.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: Boogie Preprocessor took 42.19 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: RCFGBuilder took 3736.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.5 MB in the end (delta: 145.2 MB). Peak memory consumption was 145.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:46:00,106 INFO L168 Benchmark]: TraceAbstraction took 201978.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 121.6 MB). Free memory was 922.5 MB in the beginning and 1.2 GB in the end (delta: -301.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:46:00,108 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 487.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.19 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3736.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.5 MB in the end (delta: 145.2 MB). Peak memory consumption was 145.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 201978.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 121.6 MB). Free memory was 922.5 MB in the beginning and 1.2 GB in the end (delta: -301.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...