./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncpy-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57855fd15a600148bf8b2d693e60ae0827a95c157ed69e07e1c42c75fda7c9c4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:40:56,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:40:56,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:40:56,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:40:56,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:40:56,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:40:56,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:40:56,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:40:56,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:40:56,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:40:56,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:40:56,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:40:56,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:40:56,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:40:56,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:40:56,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:40:56,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:40:56,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:40:56,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:40:56,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:40:56,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:40:56,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:40:56,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:40:56,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:40:56,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:40:56,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:40:56,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:40:56,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:40:56,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:40:56,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:40:56,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:40:56,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:40:56,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:40:56,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:40:56,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:40:56,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:40:56,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:40:56,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:40:56,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:40:56,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:40:56,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:40:56,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-11-03 04:40:56,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:40:56,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:40:56,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:40:56,580 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:40:56,580 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:40:56,580 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:40:56,581 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:40:56,581 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:40:56,581 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:40:56,582 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:40:56,583 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:40:56,583 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:40:56,583 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:40:56,584 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:40:56,584 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:40:56,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 04:40:56,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 04:40:56,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:40:56,586 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:40:56,586 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 04:40:56,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:40:56,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:40:56,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:40:56,587 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 04:40:56,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 04:40:56,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 04:40:56,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:40:56,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:40:56,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:40:56,591 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:40:56,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:40:56,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:40:56,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:40:56,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:40:56,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:40:56,593 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:40:56,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:40:56,593 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:40:56,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:40:56,594 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57855fd15a600148bf8b2d693e60ae0827a95c157ed69e07e1c42c75fda7c9c4 [2021-11-03 04:40:56,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:40:56,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:40:56,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:40:56,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:40:56,977 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:40:56,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncpy-alloca-2.i [2021-11-03 04:40:57,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/data/e4ef6c9a6/d0bd7bbe19604857ac12e61d33ea5ad1/FLAGe303c4a53 [2021-11-03 04:40:57,588 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:40:57,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/sv-benchmarks/c/array-memsafety/openbsd_cstrncpy-alloca-2.i [2021-11-03 04:40:57,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/data/e4ef6c9a6/d0bd7bbe19604857ac12e61d33ea5ad1/FLAGe303c4a53 [2021-11-03 04:40:57,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/data/e4ef6c9a6/d0bd7bbe19604857ac12e61d33ea5ad1 [2021-11-03 04:40:57,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:40:57,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:40:57,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:40:57,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:40:57,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:40:57,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:40:57" (1/1) ... [2021-11-03 04:40:57,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c64c667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:57, skipping insertion in model container [2021-11-03 04:40:57,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:40:57" (1/1) ... [2021-11-03 04:40:57,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:40:57,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:40:58,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:40:58,335 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:40:58,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:40:58,447 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:40:58,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58 WrapperNode [2021-11-03 04:40:58,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:40:58,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:40:58,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:40:58,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:40:58,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:40:58,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:40:58,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:40:58,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:40:58,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:40:58,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:40:58,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:40:58,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:40:58,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (1/1) ... [2021-11-03 04:40:58,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:40:58,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:40:58,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:40:58,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:40:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:40:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:40:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:40:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:40:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:40:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:40:59,273 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:40:59,281 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-03 04:40:59,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:40:59 BoogieIcfgContainer [2021-11-03 04:40:59,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:40:59,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:40:59,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:40:59,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:40:59,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:40:57" (1/3) ... [2021-11-03 04:40:59,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a672406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:40:59, skipping insertion in model container [2021-11-03 04:40:59,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:40:58" (2/3) ... [2021-11-03 04:40:59,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a672406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:40:59, skipping insertion in model container [2021-11-03 04:40:59,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:40:59" (3/3) ... [2021-11-03 04:40:59,298 INFO L111 eAbstractionObserver]: Analyzing ICFG openbsd_cstrncpy-alloca-2.i [2021-11-03 04:40:59,306 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:40:59,306 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-11-03 04:40:59,365 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:40:59,373 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:40:59,374 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-03 04:40:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 15 states have (on average 2.2) internal successors, (33), 26 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 04:40:59,412 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:59,413 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 04:40:59,415 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:40:59,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:59,423 INFO L85 PathProgramCache]: Analyzing trace with hash 133892, now seen corresponding path program 1 times [2021-11-03 04:40:59,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:40:59,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414153104] [2021-11-03 04:40:59,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:59,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:40:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:59,661 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:40:59,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414153104] [2021-11-03 04:40:59,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414153104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:59,663 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:59,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-03 04:40:59,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114368354] [2021-11-03 04:40:59,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:40:59,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:40:59,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:40:59,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:40:59,689 INFO L87 Difference]: Start difference. First operand has 27 states, 15 states have (on average 2.2) internal successors, (33), 26 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:59,748 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2021-11-03 04:40:59,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:40:59,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-03 04:40:59,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:59,761 INFO L225 Difference]: With dead ends: 25 [2021-11-03 04:40:59,761 INFO L226 Difference]: Without dead ends: 24 [2021-11-03 04:40:59,765 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:40:59,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-03 04:40:59,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-11-03 04:40:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 23 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2021-11-03 04:40:59,805 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 3 [2021-11-03 04:40:59,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:59,805 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2021-11-03 04:40:59,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-03 04:40:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 04:40:59,806 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:59,806 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 04:40:59,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:40:59,807 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:40:59,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:59,808 INFO L85 PathProgramCache]: Analyzing trace with hash 133893, now seen corresponding path program 1 times [2021-11-03 04:40:59,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:40:59,809 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795766946] [2021-11-03 04:40:59,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:59,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:40:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:40:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:40:59,896 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:40:59,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795766946] [2021-11-03 04:40:59,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795766946] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:40:59,897 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:40:59,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-03 04:40:59,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233026927] [2021-11-03 04:40:59,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:40:59,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:40:59,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:40:59,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:40:59,901 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:40:59,925 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2021-11-03 04:40:59,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:40:59,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-03 04:40:59,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:40:59,927 INFO L225 Difference]: With dead ends: 23 [2021-11-03 04:40:59,927 INFO L226 Difference]: Without dead ends: 23 [2021-11-03 04:40:59,928 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:40:59,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-03 04:40:59,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-11-03 04:40:59,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 15 states have (on average 1.8) internal successors, (27), 22 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2021-11-03 04:40:59,933 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 3 [2021-11-03 04:40:59,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:40:59,933 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2021-11-03 04:40:59,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:40:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-03 04:40:59,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 04:40:59,934 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:40:59,934 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 04:40:59,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 04:40:59,935 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:40:59,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:40:59,936 INFO L85 PathProgramCache]: Analyzing trace with hash 131435, now seen corresponding path program 1 times [2021-11-03 04:40:59,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:40:59,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547323935] [2021-11-03 04:40:59,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:40:59,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:40:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,077 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:00,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547323935] [2021-11-03 04:41:00,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547323935] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:41:00,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535700721] [2021-11-03 04:41:00,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:41:00,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:00,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:41:00,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:41:00,086 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:00,160 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2021-11-03 04:41:00,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:00,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-03 04:41:00,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:00,165 INFO L225 Difference]: With dead ends: 22 [2021-11-03 04:41:00,165 INFO L226 Difference]: Without dead ends: 22 [2021-11-03 04:41:00,166 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:00,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-03 04:41:00,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-03 04:41:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2021-11-03 04:41:00,175 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 3 [2021-11-03 04:41:00,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:00,175 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2021-11-03 04:41:00,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-03 04:41:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:41:00,177 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:00,177 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:41:00,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-03 04:41:00,180 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:00,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:00,183 INFO L85 PathProgramCache]: Analyzing trace with hash -304350351, now seen corresponding path program 1 times [2021-11-03 04:41:00,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:00,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590331072] [2021-11-03 04:41:00,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:00,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,301 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:00,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590331072] [2021-11-03 04:41:00,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590331072] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,304 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 04:41:00,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339055437] [2021-11-03 04:41:00,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:41:00,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:00,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:41:00,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:41:00,309 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:00,340 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2021-11-03 04:41:00,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:00,341 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-03 04:41:00,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:00,344 INFO L225 Difference]: With dead ends: 31 [2021-11-03 04:41:00,345 INFO L226 Difference]: Without dead ends: 31 [2021-11-03 04:41:00,345 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:00,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-03 04:41:00,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 22. [2021-11-03 04:41:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-03 04:41:00,355 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 6 [2021-11-03 04:41:00,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:00,355 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-03 04:41:00,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-03 04:41:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:41:00,359 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:00,359 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:41:00,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-03 04:41:00,360 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:00,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:00,362 INFO L85 PathProgramCache]: Analyzing trace with hash -304394198, now seen corresponding path program 1 times [2021-11-03 04:41:00,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:00,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619964753] [2021-11-03 04:41:00,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:00,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,456 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:00,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619964753] [2021-11-03 04:41:00,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619964753] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:41:00,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551078310] [2021-11-03 04:41:00,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:00,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:00,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:00,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:00,459 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:00,520 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2021-11-03 04:41:00,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:41:00,521 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-03 04:41:00,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:00,522 INFO L225 Difference]: With dead ends: 21 [2021-11-03 04:41:00,522 INFO L226 Difference]: Without dead ends: 21 [2021-11-03 04:41:00,523 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:41:00,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-03 04:41:00,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-03 04:41:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 15 states have (on average 1.6) internal successors, (24), 20 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2021-11-03 04:41:00,530 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 6 [2021-11-03 04:41:00,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:00,530 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2021-11-03 04:41:00,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-03 04:41:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:41:00,531 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:00,532 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:41:00,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-03 04:41:00,532 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:00,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:00,533 INFO L85 PathProgramCache]: Analyzing trace with hash -304394197, now seen corresponding path program 1 times [2021-11-03 04:41:00,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:00,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447056779] [2021-11-03 04:41:00,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:00,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,701 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:00,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447056779] [2021-11-03 04:41:00,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447056779] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:41:00,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515546241] [2021-11-03 04:41:00,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:41:00,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:00,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:41:00,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:00,704 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:00,818 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2021-11-03 04:41:00,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:41:00,819 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-03 04:41:00,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:00,822 INFO L225 Difference]: With dead ends: 27 [2021-11-03 04:41:00,822 INFO L226 Difference]: Without dead ends: 27 [2021-11-03 04:41:00,824 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:41:00,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-03 04:41:00,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2021-11-03 04:41:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-11-03 04:41:00,833 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 6 [2021-11-03 04:41:00,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:00,833 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-11-03 04:41:00,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:00,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-11-03 04:41:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 04:41:00,834 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:00,834 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:00,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-03 04:41:00,835 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:00,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:00,836 INFO L85 PathProgramCache]: Analyzing trace with hash -846285529, now seen corresponding path program 1 times [2021-11-03 04:41:00,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:00,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742683796] [2021-11-03 04:41:00,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:00,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:00,959 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:00,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742683796] [2021-11-03 04:41:00,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742683796] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:00,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:00,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:41:00,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468175359] [2021-11-03 04:41:00,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:41:00,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:00,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:41:00,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:00,962 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:01,042 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2021-11-03 04:41:01,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:41:01,042 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-03 04:41:01,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:01,043 INFO L225 Difference]: With dead ends: 22 [2021-11-03 04:41:01,043 INFO L226 Difference]: Without dead ends: 22 [2021-11-03 04:41:01,044 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:41:01,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-03 04:41:01,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-03 04:41:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-03 04:41:01,048 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2021-11-03 04:41:01,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:01,049 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-03 04:41:01,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-03 04:41:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 04:41:01,050 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:01,050 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:01,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-03 04:41:01,051 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:01,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:01,051 INFO L85 PathProgramCache]: Analyzing trace with hash -846285528, now seen corresponding path program 1 times [2021-11-03 04:41:01,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:01,052 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030237079] [2021-11-03 04:41:01,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:01,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:01,287 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:01,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030237079] [2021-11-03 04:41:01,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030237079] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:01,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:01,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:41:01,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882714170] [2021-11-03 04:41:01,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:41:01,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:01,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:41:01,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:41:01,291 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:01,417 INFO L93 Difference]: Finished difference Result 23 states and 26 transitions. [2021-11-03 04:41:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:41:01,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-03 04:41:01,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:01,418 INFO L225 Difference]: With dead ends: 23 [2021-11-03 04:41:01,418 INFO L226 Difference]: Without dead ends: 23 [2021-11-03 04:41:01,419 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:41:01,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-03 04:41:01,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-11-03 04:41:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2021-11-03 04:41:01,425 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 7 [2021-11-03 04:41:01,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:01,425 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2021-11-03 04:41:01,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-11-03 04:41:01,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:41:01,426 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:01,427 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:01,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-03 04:41:01,427 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:01,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:01,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1332772495, now seen corresponding path program 1 times [2021-11-03 04:41:01,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:01,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076460307] [2021-11-03 04:41:01,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:01,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:01,624 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:01,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076460307] [2021-11-03 04:41:01,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076460307] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:01,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:01,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-03 04:41:01,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713396940] [2021-11-03 04:41:01,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-03 04:41:01,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:01,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-03 04:41:01,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:41:01,626 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:01,759 INFO L93 Difference]: Finished difference Result 39 states and 43 transitions. [2021-11-03 04:41:01,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-03 04:41:01,766 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:41:01,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:01,768 INFO L225 Difference]: With dead ends: 39 [2021-11-03 04:41:01,770 INFO L226 Difference]: Without dead ends: 39 [2021-11-03 04:41:01,771 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-11-03 04:41:01,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-03 04:41:01,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 30. [2021-11-03 04:41:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.36) internal successors, (34), 29 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2021-11-03 04:41:01,778 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 11 [2021-11-03 04:41:01,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:01,778 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-11-03 04:41:01,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-11-03 04:41:01,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:41:01,780 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:01,780 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:01,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-03 04:41:01,781 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:01,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:01,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1331442477, now seen corresponding path program 1 times [2021-11-03 04:41:01,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:01,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503093278] [2021-11-03 04:41:01,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:01,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:01,844 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:01,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503093278] [2021-11-03 04:41:01,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503093278] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:01,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:01,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:41:01,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784033] [2021-11-03 04:41:01,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:41:01,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:01,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:41:01,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:41:01,847 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:01,905 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2021-11-03 04:41:01,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:41:01,906 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:41:01,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:01,908 INFO L225 Difference]: With dead ends: 29 [2021-11-03 04:41:01,909 INFO L226 Difference]: Without dead ends: 29 [2021-11-03 04:41:01,909 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:41:01,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-03 04:41:01,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-03 04:41:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 25 states have (on average 1.32) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2021-11-03 04:41:01,923 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 11 [2021-11-03 04:41:01,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:01,923 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2021-11-03 04:41:01,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-03 04:41:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:41:01,925 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:01,925 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:01,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-03 04:41:01,926 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:01,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:01,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1331442478, now seen corresponding path program 1 times [2021-11-03 04:41:01,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:01,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094922864] [2021-11-03 04:41:01,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:02,165 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:02,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094922864] [2021-11-03 04:41:02,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094922864] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:02,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:02,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-03 04:41:02,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751254646] [2021-11-03 04:41:02,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-03 04:41:02,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:02,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-03 04:41:02,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:41:02,167 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:02,540 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2021-11-03 04:41:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-03 04:41:02,541 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:41:02,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:02,542 INFO L225 Difference]: With dead ends: 33 [2021-11-03 04:41:02,542 INFO L226 Difference]: Without dead ends: 33 [2021-11-03 04:41:02,542 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-11-03 04:41:02,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-03 04:41:02,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-03 04:41:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 32 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 39 transitions. [2021-11-03 04:41:02,545 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 39 transitions. Word has length 11 [2021-11-03 04:41:02,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:02,546 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 39 transitions. [2021-11-03 04:41:02,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-11-03 04:41:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:41:02,547 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:02,547 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:02,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-03 04:41:02,547 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:02,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:02,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1674957138, now seen corresponding path program 1 times [2021-11-03 04:41:02,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:02,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513859870] [2021-11-03 04:41:02,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:02,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:02,600 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:02,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513859870] [2021-11-03 04:41:02,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513859870] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:41:02,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:41:02,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:41:02,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868565772] [2021-11-03 04:41:02,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:41:02,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:02,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:41:02,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:41:02,603 INFO L87 Difference]: Start difference. First operand 33 states and 39 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:02,618 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2021-11-03 04:41:02,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:41:02,618 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-03 04:41:02,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:02,619 INFO L225 Difference]: With dead ends: 32 [2021-11-03 04:41:02,619 INFO L226 Difference]: Without dead ends: 30 [2021-11-03 04:41:02,619 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:41:02,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-11-03 04:41:02,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-11-03 04:41:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2021-11-03 04:41:02,622 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 12 [2021-11-03 04:41:02,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:02,623 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-11-03 04:41:02,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-11-03 04:41:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-03 04:41:02,624 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:02,624 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:02,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-03 04:41:02,624 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:02,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:02,625 INFO L85 PathProgramCache]: Analyzing trace with hash 821295651, now seen corresponding path program 1 times [2021-11-03 04:41:02,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:02,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046797764] [2021-11-03 04:41:02,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:02,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:02,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:02,785 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:02,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046797764] [2021-11-03 04:41:02,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046797764] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:02,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866921990] [2021-11-03 04:41:02,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:02,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:02,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:02,792 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:02,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:41:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:02,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-03 04:41:02,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:03,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:03,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:03,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-03 04:41:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:03,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866921990] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:03,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1292135023] [2021-11-03 04:41:03,404 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:41:03,404 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:03,410 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:03,417 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:03,417 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:03,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:03,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:03,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:03,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:03,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:03,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:03,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:03,568 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_34|], 10=[|v_#valid_54|]} [2021-11-03 04:41:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:03,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,608 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:03,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,628 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:03,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,645 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:03,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:03,672 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:03,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,783 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:03,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:03,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:03,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:03,804 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,859 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:03,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:03,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:03,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:03,865 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,905 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:03,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:03,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:03,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:03,923 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:03,955 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:03,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:03,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:03,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:03,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:03,958 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:03,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:41:04,018 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:04,018 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:200 [2021-11-03 04:41:04,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:04,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:04,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:04,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-11-03 04:41:04,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:04,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:04,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,129 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:41:04,177 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:04,177 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:288, output treesize:288 [2021-11-03 04:41:04,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,291 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:04,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:04,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:04,309 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:04,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:04,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:04,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,337 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,343 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:04,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:04,371 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:04,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:04,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:04,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:04,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:04,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:04,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,409 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:04,423 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,423 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:04,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,548 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:41:04,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:04,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:41:04,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:04,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:04,568 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:41:04,585 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,585 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:41:04,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:41:04,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:04,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:41:04,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:04,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:04,691 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:04,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:04,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:04,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:04,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:04,728 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,729 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:41:04,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:04,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-03 04:41:04,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-03 04:41:04,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:04,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:41:04,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 255 [2021-11-03 04:41:04,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:04,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:04,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:04,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:04,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:04,878 INFO L354 Elim1Store]: treesize reduction 94, result has 16.1 percent of original size [2021-11-03 04:41:04,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 48 treesize of output 52 [2021-11-03 04:41:04,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:04,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:04,884 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:04,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-11-03 04:41:04,917 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:04,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:253, output treesize:249 [2021-11-03 04:41:04,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:04,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 373 [2021-11-03 04:41:05,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 373 [2021-11-03 04:41:05,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 373 [2021-11-03 04:41:05,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 385 [2021-11-03 04:41:05,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 500 [2021-11-03 04:41:05,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-03 04:41:05,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 517 [2021-11-03 04:41:05,400 INFO L180 QuantifierPusher]: treesize reduction 8, result has 98.6 percent of original size [2021-11-03 04:41:05,417 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:41:05,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-03 04:41:05,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 423 [2021-11-03 04:41:05,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:05,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 402 [2021-11-03 04:41:05,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 559 [2021-11-03 04:41:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:05,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:05,598 INFO L354 Elim1Store]: treesize reduction 94, result has 16.1 percent of original size [2021-11-03 04:41:05,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 48 treesize of output 52 [2021-11-03 04:41:05,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:05,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:05,604 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:05,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:05,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:05,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:05,692 INFO L354 Elim1Store]: treesize reduction 132, result has 12.0 percent of original size [2021-11-03 04:41:05,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 73 treesize of output 77 [2021-11-03 04:41:05,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:41:05,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:41:05,699 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:05,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:05,815 INFO L180 QuantifierPusher]: treesize reduction 53, result has 92.3 percent of original size [2021-11-03 04:41:05,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 637 [2021-11-03 04:41:05,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:05,846 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:698, output treesize:637 [2021-11-03 04:41:05,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:05,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,024 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:06,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:06,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:06,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:06,060 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:41:06,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:06,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:06,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:41:06,097 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:06,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:06,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:06,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:06,101 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:06,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:41:06,120 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:06,120 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:41:06,130 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:06,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:06,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:06,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:06,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:06,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:06,630 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:10,460 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:10,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:10,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2021-11-03 04:41:10,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182636741] [2021-11-03 04:41:10,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-03 04:41:10,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:10,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-03 04:41:10,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2021-11-03 04:41:10,463 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 18 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:10,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:10,809 INFO L93 Difference]: Finished difference Result 47 states and 52 transitions. [2021-11-03 04:41:10,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:41:10,811 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 18 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-03 04:41:10,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:10,812 INFO L225 Difference]: With dead ends: 47 [2021-11-03 04:41:10,812 INFO L226 Difference]: Without dead ends: 47 [2021-11-03 04:41:10,813 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=199, Invalid=1133, Unknown=0, NotChecked=0, Total=1332 [2021-11-03 04:41:10,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-03 04:41:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2021-11-03 04:41:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 32 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2021-11-03 04:41:10,815 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 13 [2021-11-03 04:41:10,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:10,816 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-11-03 04:41:10,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 18 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:10,816 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-03 04:41:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-03 04:41:10,817 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:10,817 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:10,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:11,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-03 04:41:11,018 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:11,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:11,018 INFO L85 PathProgramCache]: Analyzing trace with hash 980834032, now seen corresponding path program 1 times [2021-11-03 04:41:11,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:11,018 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102480023] [2021-11-03 04:41:11,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:11,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:11,237 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:11,237 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102480023] [2021-11-03 04:41:11,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102480023] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:11,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062318232] [2021-11-03 04:41:11,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:11,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:11,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:11,239 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:11,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:41:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:11,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-03 04:41:11,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:11,364 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-03 04:41:11,364 INFO L388 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 1 case distinctions, treesize of input 21 treesize of output 22 [2021-11-03 04:41:11,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2021-11-03 04:41:11,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:11,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:12,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:12,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062318232] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:12,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1778621970] [2021-11-03 04:41:12,313 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2021-11-03 04:41:12,313 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:12,314 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:12,314 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:12,314 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:12,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,325 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:12,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:12,331 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:12,347 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_36|], 10=[|v_#valid_56|]} [2021-11-03 04:41:12,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:12,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,363 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:12,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,376 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:12,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,391 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:12,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:12,407 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,479 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:12,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:12,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:12,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:12,487 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,520 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:12,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:12,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,523 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,559 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:12,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:12,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:12,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:12,563 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,591 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:12,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:12,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,593 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:41:12,608 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:12,609 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:200 [2021-11-03 04:41:12,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:12,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-03 04:41:12,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:12,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:12,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:12,648 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2021-11-03 04:41:12,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:12,660 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-03 04:41:12,673 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,673 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:334, output treesize:164 [2021-11-03 04:41:12,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-03 04:41:12,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:12,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 246 [2021-11-03 04:41:12,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:12,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2021-11-03 04:41:12,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:41:12,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:41:12,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-03 04:41:12,752 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,752 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:244, output treesize:236 [2021-11-03 04:41:12,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 04:41:12,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-11-03 04:41:12,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 237 [2021-11-03 04:41:12,834 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size [2021-11-03 04:41:12,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:12,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:41:12,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-03 04:41:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:12,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-03 04:41:12,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:12,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:12,860 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-11-03 04:41:12,881 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:12,881 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:235 [2021-11-03 04:41:12,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-11-03 04:41:12,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:12,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-11-03 04:41:12,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:12,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:13,049 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.5 percent of original size [2021-11-03 04:41:13,051 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:13,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:41:13,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 485 [2021-11-03 04:41:13,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 471 [2021-11-03 04:41:13,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 472 [2021-11-03 04:41:13,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,185 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:13,187 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-03 04:41:13,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 485 [2021-11-03 04:41:13,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 471 [2021-11-03 04:41:13,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 472 [2021-11-03 04:41:13,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:41:13,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:41:13,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-03 04:41:13,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:41:13,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:13,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:41:13,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 638 [2021-11-03 04:41:13,337 INFO L446 ElimStorePlain]: Different costs {6=[v_prenex_1], 12=[|v_#memory_int_43|]} [2021-11-03 04:41:13,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:41:13,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:13,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:13,360 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:13,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:13,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:13,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:41:13,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:41:13,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:41:13,467 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:13,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:13,546 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,621 INFO L180 QuantifierPusher]: treesize reduction 85, result has 88.5 percent of original size [2021-11-03 04:41:13,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 654 [2021-11-03 04:41:13,654 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:13,654 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:747, output treesize:654 [2021-11-03 04:41:13,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 658 [2021-11-03 04:41:13,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:13,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 667 [2021-11-03 04:41:13,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,034 INFO L180 QuantifierPusher]: treesize reduction 33, result has 81.5 percent of original size [2021-11-03 04:41:14,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:41:14,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,049 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,050 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:14,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:41:14,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:41:14,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-03 04:41:14,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:41:14,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:41:14,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:41:14,070 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:14,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,077 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,082 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:41:14,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:14,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:41:14,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:41:14,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-03 04:41:14,097 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-11-03 04:41:14,098 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:140 [2021-11-03 04:41:14,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:41:14,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:14,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,107 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:41:14,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:41:14,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:41:14,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:41:14,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:14,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:41:14,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:41:14,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 154 [2021-11-03 04:41:14,163 INFO L180 QuantifierPusher]: treesize reduction 33, result has 81.5 percent of original size [2021-11-03 04:41:14,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:41:14,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:14,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:41:14,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:14,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:41:14,181 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:41:14,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-03 04:41:14,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:41:14,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:41:14,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:41:14,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,204 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:41:14,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:14,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:41:14,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:41:14,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-03 04:41:14,219 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-11-03 04:41:14,219 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:140 [2021-11-03 04:41:14,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:41:14,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:14,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:14,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:41:14,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:14,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:14,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:41:14,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:41:14,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:14,326 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:18,263 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:18,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:18,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 28 [2021-11-03 04:41:18,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681597006] [2021-11-03 04:41:18,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-03 04:41:18,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:18,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-03 04:41:18,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1448, Unknown=0, NotChecked=0, Total=1640 [2021-11-03 04:41:18,266 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand has 30 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 29 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:19,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:19,524 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2021-11-03 04:41:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-03 04:41:19,525 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 29 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-03 04:41:19,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:19,526 INFO L225 Difference]: With dead ends: 46 [2021-11-03 04:41:19,526 INFO L226 Difference]: Without dead ends: 46 [2021-11-03 04:41:19,528 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 739 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=436, Invalid=2986, Unknown=0, NotChecked=0, Total=3422 [2021-11-03 04:41:19,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-03 04:41:19,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2021-11-03 04:41:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 41 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2021-11-03 04:41:19,531 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 14 [2021-11-03 04:41:19,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:19,531 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2021-11-03 04:41:19,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 29 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:19,532 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2021-11-03 04:41:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-03 04:41:19,533 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:19,533 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:19,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-03 04:41:19,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable70 [2021-11-03 04:41:19,747 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:19,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:19,748 INFO L85 PathProgramCache]: Analyzing trace with hash -309638608, now seen corresponding path program 1 times [2021-11-03 04:41:19,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:19,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307223465] [2021-11-03 04:41:19,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:19,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:20,028 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:20,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307223465] [2021-11-03 04:41:20,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307223465] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:20,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481047371] [2021-11-03 04:41:20,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:20,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:20,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:20,031 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:20,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:41:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:20,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-03 04:41:20,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:20,188 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-03 04:41:20,189 INFO L388 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 1 case distinctions, treesize of input 21 treesize of output 22 [2021-11-03 04:41:20,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-11-03 04:41:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:41:20,511 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:20,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:41:20,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481047371] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:20,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [327391282] [2021-11-03 04:41:20,894 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:41:20,894 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:20,894 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:20,894 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:20,895 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:20,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:20,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:20,916 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:20,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:20,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:20,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:20,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:20,933 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_38|], 10=[|v_#valid_58|]} [2021-11-03 04:41:20,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:20,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:20,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,947 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:20,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:20,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:20,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,959 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:20,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:20,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,972 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:20,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:20,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:20,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:20,986 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:20,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:20,997 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,030 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:21,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:21,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:21,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:21,034 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,068 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:21,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:21,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:21,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:21,076 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,104 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:21,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:21,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:21,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:21,106 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,130 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:21,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:21,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:21,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:21,133 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:41:21,146 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:21,147 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:200 [2021-11-03 04:41:21,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,158 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:21,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:21,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:21,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-11-03 04:41:21,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:21,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,177 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:21,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,187 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:41:21,208 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:21,208 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:288, output treesize:288 [2021-11-03 04:41:21,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,256 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:21,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,260 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:21,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:21,261 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:21,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:21,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:21,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:21,279 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,279 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:21,284 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:21,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:21,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:21,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:21,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:21,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:21,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:21,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,307 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:21,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,360 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:41:21,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:21,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:41:21,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:21,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:21,374 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:41:21,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,383 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:41:21,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:41:21,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:21,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:41:21,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:21,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:21,452 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:21,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:21,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:21,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:21,455 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:21,473 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,473 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:41:21,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-03 04:41:21,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-03 04:41:21,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 04:41:21,509 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size [2021-11-03 04:41:21,510 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-03 04:41:21,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-11-03 04:41:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:21,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:21,567 INFO L354 Elim1Store]: treesize reduction 96, result has 15.8 percent of original size [2021-11-03 04:41:21,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 54 [2021-11-03 04:41:21,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:41:21,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:41:21,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,585 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 04:41:21,595 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:21,595 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:257, output treesize:251 [2021-11-03 04:41:21,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:21,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 395 [2021-11-03 04:41:21,764 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 395 [2021-11-03 04:41:21,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 395 [2021-11-03 04:41:21,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 396 [2021-11-03 04:41:21,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 508 [2021-11-03 04:41:21,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 509 [2021-11-03 04:41:21,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 525 [2021-11-03 04:41:21,910 INFO L180 QuantifierPusher]: treesize reduction 8, result has 98.6 percent of original size [2021-11-03 04:41:21,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-03 04:41:21,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:41:21,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 434 [2021-11-03 04:41:21,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:21,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:21,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 413 [2021-11-03 04:41:21,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 567 [2021-11-03 04:41:21,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:21,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:22,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:22,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,083 INFO L354 Elim1Store]: treesize reduction 134, result has 11.8 percent of original size [2021-11-03 04:41:22,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 75 treesize of output 79 [2021-11-03 04:41:22,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:41:22,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:41:22,089 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:22,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:22,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:22,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:22,157 INFO L354 Elim1Store]: treesize reduction 98, result has 15.5 percent of original size [2021-11-03 04:41:22,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 54 treesize of output 56 [2021-11-03 04:41:22,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:22,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:22,161 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:22,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,268 INFO L180 QuantifierPusher]: treesize reduction 71, result has 89.6 percent of original size [2021-11-03 04:41:22,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 614 [2021-11-03 04:41:22,281 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:22,281 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:693, output treesize:614 [2021-11-03 04:41:22,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,407 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:22,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:22,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:22,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:22,435 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:41:22,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:22,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:22,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:41:22,467 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:22,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:22,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:22,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:22,470 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:22,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:41:22,486 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:22,487 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:41:22,495 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:22,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:22,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:22,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:22,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:22,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:22,821 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:26,555 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:26,555 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:26,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 23 [2021-11-03 04:41:26,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453458040] [2021-11-03 04:41:26,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-03 04:41:26,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:26,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-03 04:41:26,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1081, Unknown=0, NotChecked=0, Total=1190 [2021-11-03 04:41:26,559 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:27,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:27,802 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2021-11-03 04:41:27,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-03 04:41:27,803 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-03 04:41:27,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:27,804 INFO L225 Difference]: With dead ends: 61 [2021-11-03 04:41:27,804 INFO L226 Difference]: Without dead ends: 61 [2021-11-03 04:41:27,805 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=366, Invalid=2390, Unknown=0, NotChecked=0, Total=2756 [2021-11-03 04:41:27,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-03 04:41:27,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 43. [2021-11-03 04:41:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 40 states have (on average 1.175) internal successors, (47), 42 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2021-11-03 04:41:27,809 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 14 [2021-11-03 04:41:27,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:27,810 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2021-11-03 04:41:27,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2021-11-03 04:41:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 04:41:27,811 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:27,811 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:27,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-03 04:41:28,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:28,027 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:28,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:28,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1166758143, now seen corresponding path program 2 times [2021-11-03 04:41:28,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:28,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076161173] [2021-11-03 04:41:28,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:28,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:28,446 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:28,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076161173] [2021-11-03 04:41:28,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076161173] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:28,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98788947] [2021-11-03 04:41:28,447 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:41:28,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:28,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:28,448 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:28,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 04:41:28,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 04:41:28,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:41:28,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-03 04:41:28,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:28,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2021-11-03 04:41:28,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2021-11-03 04:41:29,150 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-03 04:41:29,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 40 [2021-11-03 04:41:29,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:29,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 35 [2021-11-03 04:41:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:29,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:30,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 91 [2021-11-03 04:41:30,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2021-11-03 04:41:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:30,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98788947] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:30,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1078302781] [2021-11-03 04:41:30,627 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:41:30,627 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:30,627 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:30,628 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:30,628 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:30,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,645 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:30,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:30,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:30,664 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_39|], 10=[|v_#valid_60|]} [2021-11-03 04:41:30,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:30,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:30,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,702 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:30,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,718 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:30,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:30,737 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:30,752 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,791 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:30,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:30,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:30,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:30,796 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,840 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:30,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:30,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:30,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:30,844 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,884 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:30,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:30,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,887 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:30,915 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:30,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:30,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,918 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:30,927 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-11-03 04:41:30,934 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:30,934 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:197 [2021-11-03 04:41:30,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:30,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:30,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:30,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:30,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 246 [2021-11-03 04:41:30,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:41:30,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:30,969 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:30,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:30,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:30,979 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:30,985 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:30,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:41:30,995 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:30,995 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:285, output treesize:145 [2021-11-03 04:41:30,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,032 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:31,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:31,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:31,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:31,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:31,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:31,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,053 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:31,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,062 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:31,068 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:31,071 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:31,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:31,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:31,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:31,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:31,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,087 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:31,095 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,095 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:31,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,159 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:41:31,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:31,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:41:31,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:31,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:31,176 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:41:31,186 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,186 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:41:31,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:41:31,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:31,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:41:31,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,264 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:31,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:31,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:31,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:31,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,277 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:31,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,286 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:41:31,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-03 04:41:31,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-03 04:41:31,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 04:41:31,323 INFO L180 QuantifierPusher]: treesize reduction 8, result has 96.9 percent of original size [2021-11-03 04:41:31,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:41:31,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-11-03 04:41:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:31,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,394 INFO L354 Elim1Store]: treesize reduction 98, result has 15.5 percent of original size [2021-11-03 04:41:31,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 54 treesize of output 56 [2021-11-03 04:41:31,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:31,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:31,399 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,414 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 248 [2021-11-03 04:41:31,423 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:31,424 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:252, output treesize:248 [2021-11-03 04:41:31,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:31,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 450 [2021-11-03 04:41:31,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 453 [2021-11-03 04:41:31,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 446 [2021-11-03 04:41:31,660 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,695 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.4 percent of original size 434 [2021-11-03 04:41:31,736 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.6 percent of original size 507 [2021-11-03 04:41:31,761 INFO L180 QuantifierPusher]: treesize reduction 7, result has 98.7 percent of original size [2021-11-03 04:41:31,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 508 [2021-11-03 04:41:31,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 524 [2021-11-03 04:41:31,822 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.0 percent of original size [2021-11-03 04:41:31,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-03 04:41:31,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-03 04:41:31,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 462 [2021-11-03 04:41:31,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:31,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-03 04:41:31,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 568 [2021-11-03 04:41:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:31,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:31,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:31,996 INFO L354 Elim1Store]: treesize reduction 96, result has 15.8 percent of original size [2021-11-03 04:41:31,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 54 [2021-11-03 04:41:31,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:31,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:41:32,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:41:32,001 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:32,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:32,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:32,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:32,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:32,090 INFO L354 Elim1Store]: treesize reduction 134, result has 11.8 percent of original size [2021-11-03 04:41:32,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 75 treesize of output 79 [2021-11-03 04:41:32,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:41:32,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:41:32,099 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:32,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,154 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,179 INFO L180 QuantifierPusher]: treesize reduction 55, result has 91.9 percent of original size [2021-11-03 04:41:32,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 624 [2021-11-03 04:41:32,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:32,193 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:687, output treesize:624 [2021-11-03 04:41:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,328 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:32,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:32,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:32,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:32,354 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:41:32,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:32,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:32,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:41:32,386 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:32,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:32,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:32,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:32,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:32,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,399 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:41:32,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:32,406 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:41:32,415 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:32,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:32,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:32,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:32,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:32,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:32,820 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:36,765 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:36,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:36,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 34 [2021-11-03 04:41:36,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222815390] [2021-11-03 04:41:36,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-03 04:41:36,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:36,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-03 04:41:36,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1829, Unknown=0, NotChecked=0, Total=1980 [2021-11-03 04:41:36,768 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand has 35 states, 35 states have (on average 1.542857142857143) internal successors, (54), 34 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:38,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:38,817 INFO L93 Difference]: Finished difference Result 104 states and 112 transitions. [2021-11-03 04:41:38,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-03 04:41:38,817 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.542857142857143) internal successors, (54), 34 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 04:41:38,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:38,820 INFO L225 Difference]: With dead ends: 104 [2021-11-03 04:41:38,820 INFO L226 Difference]: Without dead ends: 104 [2021-11-03 04:41:38,823 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 975 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=554, Invalid=4276, Unknown=0, NotChecked=0, Total=4830 [2021-11-03 04:41:38,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-11-03 04:41:38,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 60. [2021-11-03 04:41:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 59 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 67 transitions. [2021-11-03 04:41:38,830 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 67 transitions. Word has length 18 [2021-11-03 04:41:38,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:38,830 INFO L470 AbstractCegarLoop]: Abstraction has 60 states and 67 transitions. [2021-11-03 04:41:38,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 1.542857142857143) internal successors, (54), 34 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:38,831 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2021-11-03 04:41:38,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 04:41:38,832 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:38,832 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:38,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:39,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:39,055 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:39,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:39,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1165427766, now seen corresponding path program 1 times [2021-11-03 04:41:39,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:39,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177394935] [2021-11-03 04:41:39,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:39,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:39,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:41:39,333 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:39,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177394935] [2021-11-03 04:41:39,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177394935] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:39,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655616293] [2021-11-03 04:41:39,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:39,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:39,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:39,337 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:39,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 04:41:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:39,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-03 04:41:39,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:39,645 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-03 04:41:39,646 INFO L388 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 1 case distinctions, treesize of input 21 treesize of output 22 [2021-11-03 04:41:39,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2021-11-03 04:41:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:41:40,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:41:40,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655616293] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:40,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [173619443] [2021-11-03 04:41:40,889 INFO L159 IcfgInterpreter]: Started Sifa with 14 locations of interest [2021-11-03 04:41:40,889 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:40,890 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:40,890 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:40,890 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:40,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:40,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,903 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:40,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:40,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:40,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:40,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:40,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:40,913 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_41|], 10=[|v_#valid_62|]} [2021-11-03 04:41:40,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:40,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:40,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:40,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:40,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:40,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,942 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:40,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:40,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:40,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,955 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:40,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:40,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:40,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:40,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:40,971 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:40,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:40,995 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,034 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:41,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:41,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,040 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,103 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:41,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:41,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,107 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,144 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:41,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:41,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,147 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,181 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:41,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:41,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:41,186 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 298 [2021-11-03 04:41:41,208 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:41:41,209 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:298 [2021-11-03 04:41:41,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:41,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:41,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:41,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:41:41,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:41,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,252 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:41:41,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,260 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2021-11-03 04:41:41,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:41,269 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:41:41,280 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,281 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:430, output treesize:145 [2021-11-03 04:41:41,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,321 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:41,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:41,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:41,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:41,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:41,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:41,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,345 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:41,349 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:41,356 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:41,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:41,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:41,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:41,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:41,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:41,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,381 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,386 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:41,390 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,390 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:41,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,467 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:41:41,468 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:41,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:41:41,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:41,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:41,487 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:41:41,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,503 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:41:41,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:41:41,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:41,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:41:41,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,587 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:41,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:41,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:41,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:41,591 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:41,610 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,611 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:41:41,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 195 [2021-11-03 04:41:41,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-11-03 04:41:41,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 396 [2021-11-03 04:41:41,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,750 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:41,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-03 04:41:41,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-03 04:41:41,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:41,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 290 [2021-11-03 04:41:41,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 440 [2021-11-03 04:41:41,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,830 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:41,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:41,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:41,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:41,833 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:41,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:41,886 INFO L354 Elim1Store]: treesize reduction 96, result has 15.8 percent of original size [2021-11-03 04:41:41,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 54 [2021-11-03 04:41:41,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:41:41,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:41:41,897 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:41,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:41,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:41,975 INFO L180 QuantifierPusher]: treesize reduction 60, result has 89.8 percent of original size [2021-11-03 04:41:41,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 528 [2021-11-03 04:41:41,991 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:41,991 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:598, output treesize:528 [2021-11-03 04:41:42,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,020 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:42,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,062 INFO L185 QuantifierPusher]: treesize reduction 14, result has 97.2 percent of original size 482 [2021-11-03 04:41:42,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 500 [2021-11-03 04:41:42,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-03 04:41:42,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,215 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.5 percent of original size [2021-11-03 04:41:42,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:41:42,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:42,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:42,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-11-03 04:41:42,258 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:42,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:42,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:42,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:42,262 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:42,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,270 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:41:42,278 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:42,278 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:170, output treesize:166 [2021-11-03 04:41:42,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 04:41:42,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-03 04:41:42,304 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.5 percent of original size [2021-11-03 04:41:42,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:41:42,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:42,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:42,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-11-03 04:41:42,350 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:42,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:42,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:42,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:42,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:42,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:42,362 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:41:42,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:42,371 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:170, output treesize:166 [2021-11-03 04:41:42,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-03 04:41:42,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:41:42,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-11-03 04:41:42,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:42,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-11-03 04:41:42,427 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:45,091 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:45,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:45,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 30 [2021-11-03 04:41:45,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422273312] [2021-11-03 04:41:45,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-03 04:41:45,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:45,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-03 04:41:45,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1829, Unknown=0, NotChecked=0, Total=1980 [2021-11-03 04:41:45,093 INFO L87 Difference]: Start difference. First operand 60 states and 67 transitions. Second operand has 32 states, 31 states have (on average 1.7419354838709677) internal successors, (54), 31 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:46,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:46,766 INFO L93 Difference]: Finished difference Result 80 states and 89 transitions. [2021-11-03 04:41:46,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-03 04:41:46,767 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 1.7419354838709677) internal successors, (54), 31 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 04:41:46,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:46,768 INFO L225 Difference]: With dead ends: 80 [2021-11-03 04:41:46,768 INFO L226 Difference]: Without dead ends: 80 [2021-11-03 04:41:46,769 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1190 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=469, Invalid=4361, Unknown=0, NotChecked=0, Total=4830 [2021-11-03 04:41:46,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-11-03 04:41:46,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 67. [2021-11-03 04:41:46,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 64 states have (on average 1.234375) internal successors, (79), 66 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 79 transitions. [2021-11-03 04:41:46,774 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 79 transitions. Word has length 18 [2021-11-03 04:41:46,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:46,774 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 79 transitions. [2021-11-03 04:41:46,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 1.7419354838709677) internal successors, (54), 31 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2021-11-03 04:41:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-03 04:41:46,776 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:46,776 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2021-11-03 04:41:46,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:46,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:46,991 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:46,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:46,991 INFO L85 PathProgramCache]: Analyzing trace with hash 856382720, now seen corresponding path program 2 times [2021-11-03 04:41:46,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:46,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784955945] [2021-11-03 04:41:46,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:46,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:47,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:41:47,276 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:47,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784955945] [2021-11-03 04:41:47,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784955945] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:47,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517482940] [2021-11-03 04:41:47,276 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:41:47,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:47,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:47,279 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:47,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-03 04:41:47,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 04:41:47,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:41:47,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-03 04:41:47,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:47,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2021-11-03 04:41:47,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:41:48,407 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-03 04:41:49,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517482940] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:49,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [470407632] [2021-11-03 04:41:49,067 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:41:49,068 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:49,068 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:49,068 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:49,068 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:49,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,082 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:49,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:49,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:49,100 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_43|], 10=[|v_#valid_64|]} [2021-11-03 04:41:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:49,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:49,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,137 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:49,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,156 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:49,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:49,169 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,186 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,222 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:49,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:49,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,226 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,254 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:49,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:49,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:49,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:49,256 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,290 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:49,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:49,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,306 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,345 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:49,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:49,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:49,350 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,363 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 298 [2021-11-03 04:41:49,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:41:49,373 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:298 [2021-11-03 04:41:49,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:49,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:49,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:49,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:41:49,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:41:49,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:49,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:49,412 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:49,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,424 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:49,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,439 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,454 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-03 04:41:49,464 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:49,465 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:430, output treesize:288 [2021-11-03 04:41:49,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,516 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:49,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:49,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:49,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:49,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:49,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:49,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,534 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:49,542 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,543 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:49,549 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:41:49,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:49,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:49,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:41:49,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:41:49,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:49,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,567 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,571 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:41:49,575 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,575 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:41:49,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,649 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:41:49,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:49,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:41:49,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:49,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:49,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:41:49,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,676 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:41:49,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:41:49,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:49,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:41:49,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:49,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:49,758 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:41:49,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:41:49,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:49,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:41:49,766 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,776 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:49,785 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,786 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:41:49,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:49,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-03 04:41:49,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-03 04:41:49,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:49,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:41:49,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 250 [2021-11-03 04:41:49,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:49,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:49,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:49,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:49,911 INFO L354 Elim1Store]: treesize reduction 94, result has 16.1 percent of original size [2021-11-03 04:41:49,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 48 treesize of output 52 [2021-11-03 04:41:49,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:49,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-03 04:41:49,916 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:49,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-03 04:41:49,942 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:49,942 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:248, output treesize:244 [2021-11-03 04:41:49,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:49,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,101 INFO L185 QuantifierPusher]: treesize reduction 7, result has 98.0 percent of original size 345 [2021-11-03 04:41:50,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,115 INFO L180 QuantifierPusher]: treesize reduction 7, result has 98.0 percent of original size [2021-11-03 04:41:50,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 345 [2021-11-03 04:41:50,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 345 [2021-11-03 04:41:50,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 345 [2021-11-03 04:41:50,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 480 [2021-11-03 04:41:50,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 481 [2021-11-03 04:41:50,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 497 [2021-11-03 04:41:50,232 INFO L180 QuantifierPusher]: treesize reduction 8, result has 98.5 percent of original size [2021-11-03 04:41:50,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-03 04:41:50,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:41:50,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:41:50,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 376 [2021-11-03 04:41:50,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 539 [2021-11-03 04:41:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:50,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:50,365 INFO L354 Elim1Store]: treesize reduction 98, result has 15.5 percent of original size [2021-11-03 04:41:50,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 54 treesize of output 56 [2021-11-03 04:41:50,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:50,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:41:50,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:50,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:50,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:50,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:50,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:50,453 INFO L354 Elim1Store]: treesize reduction 132, result has 12.0 percent of original size [2021-11-03 04:41:50,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 73 treesize of output 77 [2021-11-03 04:41:50,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:41:50,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:41:50,457 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:50,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,498 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,532 INFO L180 QuantifierPusher]: treesize reduction 67, result has 90.1 percent of original size [2021-11-03 04:41:50,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 609 [2021-11-03 04:41:50,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:50,562 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:684, output treesize:609 [2021-11-03 04:41:50,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,689 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:50,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:50,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:50,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:50,717 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:41:50,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:50,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:41:50,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:41:50,754 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:41:50,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:41:50,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:50,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:41:50,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:50,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,767 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:41:50,775 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:50,776 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:41:50,785 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:41:50,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:41:50,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:50,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:50,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:41:50,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:50,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:51,022 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:41:54,932 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:41:54,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:41:54,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 33 [2021-11-03 04:41:54,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139450534] [2021-11-03 04:41:54,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-03 04:41:54,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:41:54,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-03 04:41:54,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1828, Unknown=0, NotChecked=0, Total=1980 [2021-11-03 04:41:54,935 INFO L87 Difference]: Start difference. First operand 67 states and 79 transitions. Second operand has 35 states, 34 states have (on average 1.6764705882352942) internal successors, (57), 34 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:41:56,576 INFO L93 Difference]: Finished difference Result 82 states and 91 transitions. [2021-11-03 04:41:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-03 04:41:56,576 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 1.6764705882352942) internal successors, (57), 34 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-03 04:41:56,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:41:56,577 INFO L225 Difference]: With dead ends: 82 [2021-11-03 04:41:56,577 INFO L226 Difference]: Without dead ends: 82 [2021-11-03 04:41:56,579 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=446, Invalid=3976, Unknown=0, NotChecked=0, Total=4422 [2021-11-03 04:41:56,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-11-03 04:41:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 71. [2021-11-03 04:41:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.2058823529411764) internal successors, (82), 70 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 82 transitions. [2021-11-03 04:41:56,584 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 82 transitions. Word has length 21 [2021-11-03 04:41:56,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:41:56,585 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 82 transitions. [2021-11-03 04:41:56,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 1.6764705882352942) internal successors, (57), 34 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:41:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2021-11-03 04:41:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-03 04:41:56,586 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:41:56,587 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:41:56,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-03 04:41:56,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:56,812 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:41:56,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:41:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1378925394, now seen corresponding path program 2 times [2021-11-03 04:41:56,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:41:56,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472199437] [2021-11-03 04:41:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:41:56,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:41:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:41:57,210 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:57,210 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:41:57,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472199437] [2021-11-03 04:41:57,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472199437] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:41:57,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841956116] [2021-11-03 04:41:57,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:41:57,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:41:57,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:41:57,212 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:41:57,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-03 04:41:57,564 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-03 04:41:57,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:41:57,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 86 conjunts are in the unsatisfiable core [2021-11-03 04:41:57,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:41:57,590 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-03 04:41:57,591 INFO L388 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 1 case distinctions, treesize of input 21 treesize of output 22 [2021-11-03 04:41:57,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2021-11-03 04:41:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:58,303 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:41:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:41:59,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841956116] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:41:59,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [517047975] [2021-11-03 04:41:59,421 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2021-11-03 04:41:59,421 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:41:59,421 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:41:59,421 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:41:59,421 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:41:59,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:59,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:41:59,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:41:59,445 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_45|], 10=[|v_#valid_66|]} [2021-11-03 04:41:59,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:59,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:59,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,477 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:59,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,492 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:41:59,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:41:59,505 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,513 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,546 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:59,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:59,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:59,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:59,550 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,592 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:41:59,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:41:59,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:59,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:41:59,596 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,624 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:59,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:59,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,627 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,649 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:41:59,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:41:59,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,651 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:41:59,661 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:41:59,662 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:200 [2021-11-03 04:41:59,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:41:59,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2021-11-03 04:41:59,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:41:59,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:59,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:41:59,691 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2021-11-03 04:41:59,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:41:59,702 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-03 04:41:59,711 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,711 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:334, output treesize:161 [2021-11-03 04:41:59,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:41:59,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:41:59,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 243 [2021-11-03 04:41:59,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:59,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:41:59,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2021-11-03 04:41:59,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:41:59,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:41:59,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,760 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2021-11-03 04:41:59,766 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,766 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:241, output treesize:240 [2021-11-03 04:41:59,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 223 [2021-11-03 04:41:59,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:41:59,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-11-03 04:41:59,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,798 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:41:59,803 INFO L185 QuantifierPusher]: treesize reduction 6, result has 97.7 percent of original size 257 [2021-11-03 04:41:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:41:59,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2021-11-03 04:41:59,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:59,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:41:59,819 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,828 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,831 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.6 percent of original size [2021-11-03 04:41:59,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 244 [2021-11-03 04:41:59,834 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:41:59,834 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:261, output treesize:244 [2021-11-03 04:41:59,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-11-03 04:41:59,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-11-03 04:41:59,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:41:59,962 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.5 percent of original size [2021-11-03 04:41:59,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:41:59,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:41:59,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:41:59,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:00,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 508 [2021-11-03 04:42:00,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 494 [2021-11-03 04:42:00,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 495 [2021-11-03 04:42:00,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,043 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:42:00,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:00,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 508 [2021-11-03 04:42:00,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 494 [2021-11-03 04:42:00,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 495 [2021-11-03 04:42:00,126 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:00,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:42:00,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 519 [2021-11-03 04:42:00,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:42:00,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:00,193 INFO L185 QuantifierPusher]: treesize reduction 17, result has 97.3 percent of original size 621 [2021-11-03 04:42:00,224 INFO L446 ElimStorePlain]: Different costs {6=[|v_#memory_int_105|], 12=[v_prenex_2]} [2021-11-03 04:42:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2021-11-03 04:42:00,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:42:00,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:42:00,251 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:00,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,337 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:00,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:42:00,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:42:00,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:42:00,370 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:00,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,499 INFO L180 QuantifierPusher]: treesize reduction 99, result has 86.6 percent of original size [2021-11-03 04:42:00,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 640 [2021-11-03 04:42:00,517 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:42:00,518 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:747, output treesize:640 [2021-11-03 04:42:00,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 646 [2021-11-03 04:42:00,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 655 [2021-11-03 04:42:00,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,805 INFO L180 QuantifierPusher]: treesize reduction 39, result has 78.5 percent of original size [2021-11-03 04:42:00,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:42:00,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:42:00,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:42:00,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:42:00,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:42:00,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:42:00,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:42:00,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:42:00,841 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:00,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,849 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:42:00,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:00,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:00,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:42:00,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-11-03 04:42:00,865 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-11-03 04:42:00,866 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:141, output treesize:137 [2021-11-03 04:42:00,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:42:00,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:00,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:00,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:42:00,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-03 04:42:00,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:42:00,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:00,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:00,896 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:42:00,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:42:00,918 INFO L180 QuantifierPusher]: treesize reduction 39, result has 78.5 percent of original size [2021-11-03 04:42:00,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:42:00,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:00,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:42:00,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:42:00,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:42:00,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:42:00,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:42:00,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-03 04:42:00,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:42:00,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-03 04:42:00,952 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:00,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,959 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,965 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:42:00,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:00,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,968 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:00,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:00,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:00,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:00,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:42:00,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-11-03 04:42:00,975 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-11-03 04:42:00,975 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:141, output treesize:137 [2021-11-03 04:42:00,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:00,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:01,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:01,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-03 04:42:01,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:01,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:01,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,034 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:01,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:01,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:01,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:01,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:01,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:42:01,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-03 04:42:01,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:01,084 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:42:06,087 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:42:06,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:42:06,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 45 [2021-11-03 04:42:06,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416783511] [2021-11-03 04:42:06,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-11-03 04:42:06,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:42:06,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-11-03 04:42:06,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=3010, Unknown=0, NotChecked=0, Total=3306 [2021-11-03 04:42:06,091 INFO L87 Difference]: Start difference. First operand 71 states and 82 transitions. Second operand has 47 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:09,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:09,046 INFO L93 Difference]: Finished difference Result 92 states and 103 transitions. [2021-11-03 04:42:09,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-03 04:42:09,047 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-03 04:42:09,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:09,048 INFO L225 Difference]: With dead ends: 92 [2021-11-03 04:42:09,048 INFO L226 Difference]: Without dead ends: 42 [2021-11-03 04:42:09,051 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1784 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=787, Invalid=7223, Unknown=0, NotChecked=0, Total=8010 [2021-11-03 04:42:09,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-11-03 04:42:09,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-11-03 04:42:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 39 states have (on average 1.1538461538461537) internal successors, (45), 41 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2021-11-03 04:42:09,054 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 23 [2021-11-03 04:42:09,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:09,054 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2021-11-03 04:42:09,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2021-11-03 04:42:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-03 04:42:09,056 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:09,056 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1] [2021-11-03 04:42:09,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:09,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable310 [2021-11-03 04:42:09,263 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:42:09,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:09,264 INFO L85 PathProgramCache]: Analyzing trace with hash -735740977, now seen corresponding path program 3 times [2021-11-03 04:42:09,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:42:09,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118335024] [2021-11-03 04:42:09,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:09,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:42:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:09,580 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:42:09,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118335024] [2021-11-03 04:42:09,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118335024] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:42:09,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966758144] [2021-11-03 04:42:09,581 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:42:09,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:42:09,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:42:09,582 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:42:09,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-03 04:42:10,017 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:42:10,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:42:10,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-03 04:42:10,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:10,071 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-03 04:42:10,071 INFO L388 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 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-03 04:42:10,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 12 [2021-11-03 04:42:10,451 INFO L354 Elim1Store]: treesize reduction 31, result has 40.4 percent of original size [2021-11-03 04:42:10,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-11-03 04:42:10,678 INFO L354 Elim1Store]: treesize reduction 31, result has 40.4 percent of original size [2021-11-03 04:42:10,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 46 [2021-11-03 04:42:10,885 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-03 04:42:10,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 20 [2021-11-03 04:42:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:10,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:15,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 404 treesize of output 392 [2021-11-03 04:42:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:16,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966758144] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:42:16,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1984146769] [2021-11-03 04:42:16,011 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:42:16,011 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:42:16,012 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:42:16,012 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:42:16,012 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:42:16,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:42:16,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:16,027 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:16,040 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_47|], 10=[|v_#valid_67|]} [2021-11-03 04:42:16,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:16,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,056 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:16,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,072 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:16,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,090 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:16,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:16,106 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,158 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:42:16,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:42:16,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,162 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,202 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:42:16,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:42:16,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,209 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,241 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:42:16,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:42:16,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,244 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,271 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:42:16,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:42:16,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:16,277 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:42:16,296 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-11-03 04:42:16,296 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:393 [2021-11-03 04:42:16,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:16,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:16,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:16,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 446 [2021-11-03 04:42:16,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:42:16,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,335 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:16,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,346 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:42:16,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,355 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2021-11-03 04:42:16,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:16,365 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:42:16,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,373 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:569, output treesize:145 [2021-11-03 04:42:16,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,415 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:42:16,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:16,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:16,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:16,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:42:16,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:16,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,437 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,441 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:42:16,445 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,445 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:42:16,453 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:42:16,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:16,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:16,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:16,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:42:16,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:16,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,468 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:42:16,473 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,473 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:42:16,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,544 INFO L180 QuantifierPusher]: treesize reduction 25, result has 83.0 percent of original size [2021-11-03 04:42:16,545 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:16,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:42:16,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:16,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:16,561 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,565 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:42:16,569 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,569 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:121, output treesize:117 [2021-11-03 04:42:16,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:42:16,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:42:16,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:42:16,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:16,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:16,654 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:42:16,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:42:16,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:42:16,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:42:16,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:42:16,680 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,680 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:197, output treesize:193 [2021-11-03 04:42:16,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:42:16,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 194 [2021-11-03 04:42:16,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-11-03 04:42:16,720 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.8 percent of original size [2021-11-03 04:42:16,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:42:16,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-11-03 04:42:16,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:16,749 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:16,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:16,795 INFO L354 Elim1Store]: treesize reduction 96, result has 15.8 percent of original size [2021-11-03 04:42:16,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 54 [2021-11-03 04:42:16,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:42:16,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:42:16,800 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 04:42:16,823 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:16,823 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:255, output treesize:251 [2021-11-03 04:42:16,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:16,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:16,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:16,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,005 INFO L185 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size 375 [2021-11-03 04:42:17,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,019 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-11-03 04:42:17,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 385 [2021-11-03 04:42:17,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 386 [2021-11-03 04:42:17,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 386 [2021-11-03 04:42:17,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-03 04:42:17,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 494 [2021-11-03 04:42:17,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 510 [2021-11-03 04:42:17,147 INFO L180 QuantifierPusher]: treesize reduction 10, result has 98.2 percent of original size [2021-11-03 04:42:17,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-03 04:42:17,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-03 04:42:17,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 417 [2021-11-03 04:42:17,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 396 [2021-11-03 04:42:17,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 550 [2021-11-03 04:42:17,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:17,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:17,264 INFO L354 Elim1Store]: treesize reduction 98, result has 15.5 percent of original size [2021-11-03 04:42:17,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 54 treesize of output 56 [2021-11-03 04:42:17,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:42:17,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:42:17,268 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:17,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:17,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:17,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:17,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:17,363 INFO L354 Elim1Store]: treesize reduction 134, result has 11.8 percent of original size [2021-11-03 04:42:17,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 75 treesize of output 79 [2021-11-03 04:42:17,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:42:17,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-03 04:42:17,367 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:17,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,408 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,425 INFO L180 QuantifierPusher]: treesize reduction 51, result has 92.6 percent of original size [2021-11-03 04:42:17,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 637 [2021-11-03 04:42:17,434 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:42:17,435 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:696, output treesize:637 [2021-11-03 04:42:17,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,549 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:42:17,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:42:17,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:17,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:42:17,576 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:42:17,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:17,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:17,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:42:17,611 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:42:17,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:42:17,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:17,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:17,615 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:17,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:42:17,632 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:17,632 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:42:17,643 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:42:17,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:42:17,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:17,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:17,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:42:17,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:17,950 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:42:22,019 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:42:22,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:42:22,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 13] total 38 [2021-11-03 04:42:22,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338151429] [2021-11-03 04:42:22,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-03 04:42:22,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:42:22,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-03 04:42:22,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2182, Unknown=0, NotChecked=0, Total=2352 [2021-11-03 04:42:22,022 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand has 39 states, 39 states have (on average 1.6666666666666667) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:51,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:51,888 INFO L93 Difference]: Finished difference Result 61 states and 64 transitions. [2021-11-03 04:42:51,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-03 04:42:51,888 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.6666666666666667) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-03 04:42:51,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:51,889 INFO L225 Difference]: With dead ends: 61 [2021-11-03 04:42:51,889 INFO L226 Difference]: Without dead ends: 45 [2021-11-03 04:42:51,890 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 738 ImplicationChecksByTransitivity, 36.0s TimeCoverageRelationStatistics Valid=428, Invalid=3603, Unknown=1, NotChecked=0, Total=4032 [2021-11-03 04:42:51,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-03 04:42:51,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 44. [2021-11-03 04:42:51,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2021-11-03 04:42:51,893 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 25 [2021-11-03 04:42:51,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:51,893 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2021-11-03 04:42:51,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.6666666666666667) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2021-11-03 04:42:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-03 04:42:51,895 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:51,895 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2021-11-03 04:42:51,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:52,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable338 [2021-11-03 04:42:52,104 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:42:52,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:52,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1455536379, now seen corresponding path program 4 times [2021-11-03 04:42:52,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:42:52,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409475864] [2021-11-03 04:42:52,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:52,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:42:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:52,321 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:42:52,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409475864] [2021-11-03 04:42:52,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409475864] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:42:52,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183405739] [2021-11-03 04:42:52,322 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:42:52,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:42:52,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:42:52,324 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:42:52,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-03 04:42:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:52,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-03 04:42:52,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:42:53,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:53,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:42:53,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-03 04:42:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:53,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183405739] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:42:53,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2006154382] [2021-11-03 04:42:53,425 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-11-03 04:42:53,425 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:42:53,426 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:42:53,426 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:42:53,426 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:42:53,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:53,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:42:53,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:53,452 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_48|], 10=[|v_#valid_68|]} [2021-11-03 04:42:53,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:53,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,468 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:53,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,487 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:53,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,504 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:42:53,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:42:53,523 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,535 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,577 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-03 04:42:53,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 41 [2021-11-03 04:42:53,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:53,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-03 04:42:53,581 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,626 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:42:53,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:42:53,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,629 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,667 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:42:53,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:42:53,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,670 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,700 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-03 04:42:53,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 1 [2021-11-03 04:42:53,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:53,702 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 04:42:53,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,712 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:401, output treesize:101 [2021-11-03 04:42:53,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:53,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:53,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:53,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-03 04:42:53,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:53,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:53,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:53,741 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-03 04:42:53,753 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,753 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:145 [2021-11-03 04:42:53,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,816 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.1 percent of original size [2021-11-03 04:42:53,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:42:53,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:53,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 267 [2021-11-03 04:42:53,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 251 [2021-11-03 04:42:53,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 252 [2021-11-03 04:42:53,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:53,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:53,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:53,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:53,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:53,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,896 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:53,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:42:53,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,899 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:42:53,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:53,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:42:53,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 284 [2021-11-03 04:42:53,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:53,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-11-03 04:42:53,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 341 [2021-11-03 04:42:53,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:53,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2021-11-03 04:42:53,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:42:53,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:42:53,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:53,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:53,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:53,953 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:53,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:53,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:53,995 INFO L180 QuantifierPusher]: treesize reduction 78, result has 81.8 percent of original size [2021-11-03 04:42:54,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 357 [2021-11-03 04:42:54,004 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:42:54,004 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:435, output treesize:357 [2021-11-03 04:42:54,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,053 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:42:54,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:54,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:54,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:54,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:42:54,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:54,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,070 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:42:54,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,079 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:42:54,086 INFO L180 QuantifierPusher]: treesize reduction 24, result has 80.6 percent of original size [2021-11-03 04:42:54,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:54,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:54,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:42:54,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-03 04:42:54,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:54,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,104 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,107 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:42:54,111 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,112 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:94, output treesize:94 [2021-11-03 04:42:54,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-03 04:42:54,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-03 04:42:54,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:42:54,211 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2021-11-03 04:42:54,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-03 04:42:54,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-03 04:42:54,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-03 04:42:54,244 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:42:54,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:54,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:54,262 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:42:54,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:54,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:54,276 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,310 INFO L354 Elim1Store]: treesize reduction 28, result has 33.3 percent of original size [2021-11-03 04:42:54,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2021-11-03 04:42:54,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-03 04:42:54,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:54,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-03 04:42:54,318 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,345 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,359 INFO L180 QuantifierPusher]: treesize reduction 59, result has 85.4 percent of original size [2021-11-03 04:42:54,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 344 [2021-11-03 04:42:54,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:42:54,367 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:814, output treesize:344 [2021-11-03 04:42:54,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:42:54,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,424 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:42:54,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:42:54,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-03 04:42:54,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-03 04:42:54,440 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-03 04:42:54,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-03 04:42:54,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 363 [2021-11-03 04:42:54,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 427 [2021-11-03 04:42:54,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,550 INFO L354 Elim1Store]: treesize reduction 60, result has 23.1 percent of original size [2021-11-03 04:42:54,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 31 [2021-11-03 04:42:54,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:42:54,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:42:54,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:54,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2021-11-03 04:42:54,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:42:54,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:42:54,585 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,686 INFO L354 Elim1Store]: treesize reduction 118, result has 19.2 percent of original size [2021-11-03 04:42:54,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 49 [2021-11-03 04:42:54,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:42:54,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-03 04:42:54,690 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:54,761 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,787 INFO L180 QuantifierPusher]: treesize reduction 5, result has 99.3 percent of original size [2021-11-03 04:42:54,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 697 [2021-11-03 04:42:54,818 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:42:54,818 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:711, output treesize:697 [2021-11-03 04:42:54,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 673 [2021-11-03 04:42:54,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 429 [2021-11-03 04:42:54,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 430 [2021-11-03 04:42:54,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 446 [2021-11-03 04:42:54,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:42:54,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-03 04:42:54,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 465 [2021-11-03 04:42:54,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:54,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:54,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 444 [2021-11-03 04:42:54,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 496 [2021-11-03 04:42:54,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:54,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:54,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:54,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:55,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:55,055 INFO L354 Elim1Store]: treesize reduction 182, result has 13.3 percent of original size [2021-11-03 04:42:55,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 72 treesize of output 72 [2021-11-03 04:42:55,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-03 04:42:55,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-03 04:42:55,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:55,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:55,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:42:55,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:55,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:42:55,116 INFO L354 Elim1Store]: treesize reduction 113, result has 0.9 percent of original size [2021-11-03 04:42:55,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 1 [2021-11-03 04:42:55,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:55,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:42:55,119 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:55,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,133 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,139 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size [2021-11-03 04:42:55,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 282 [2021-11-03 04:42:55,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:55,144 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:551, output treesize:282 [2021-11-03 04:42:55,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,231 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:42:55,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:42:55,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:55,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:42:55,257 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.7 percent of original size [2021-11-03 04:42:55,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:42:55,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 04:42:55,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:42:55,293 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:42:55,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-03 04:42:55,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:55,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:42:55,297 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:42:55,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,306 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-03 04:42:55,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:42:55,315 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:170 [2021-11-03 04:42:55,328 INFO L180 QuantifierPusher]: treesize reduction 24, result has 85.3 percent of original size [2021-11-03 04:42:55,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-03 04:42:55,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:42:55,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:42:55,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-03 04:42:55,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:42:55,587 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:42:58,336 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:42:58,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:42:58,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2021-11-03 04:42:58,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116829053] [2021-11-03 04:42:58,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-03 04:42:58,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:42:58,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-03 04:42:58,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-11-03 04:42:58,338 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand has 27 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:58,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:42:58,840 INFO L93 Difference]: Finished difference Result 44 states and 46 transitions. [2021-11-03 04:42:58,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-03 04:42:58,841 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-03 04:42:58,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:42:58,841 INFO L225 Difference]: With dead ends: 44 [2021-11-03 04:42:58,841 INFO L226 Difference]: Without dead ends: 44 [2021-11-03 04:42:58,843 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=327, Invalid=1835, Unknown=0, NotChecked=0, Total=2162 [2021-11-03 04:42:58,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-11-03 04:42:58,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-11-03 04:42:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 41 states have (on average 1.1219512195121952) internal successors, (46), 43 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2021-11-03 04:42:58,844 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 27 [2021-11-03 04:42:58,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:42:58,845 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2021-11-03 04:42:58,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:42:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2021-11-03 04:42:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-03 04:42:58,846 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:42:58,846 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1] [2021-11-03 04:42:58,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-03 04:42:59,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable401,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:42:59,051 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATION === [ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION (and 7 more)] === [2021-11-03 04:42:59,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:42:59,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1631263015, now seen corresponding path program 5 times [2021-11-03 04:42:59,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:42:59,052 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789507526] [2021-11-03 04:42:59,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:42:59,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:42:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:42:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:42:59,530 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:42:59,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789507526] [2021-11-03 04:42:59,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789507526] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:42:59,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592799324] [2021-11-03 04:42:59,530 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:42:59,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:42:59,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:42:59,531 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:42:59,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0179dda7-8673-4d8c-9e45-58e14a16d5b8/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-03 04:43:00,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-03 04:43:00,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:43:00,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-03 04:43:00,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:43:00,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2021-11-03 04:43:00,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2021-11-03 04:43:00,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2021-11-03 04:43:00,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-03 04:43:00,860 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-03 04:43:00,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-11-03 04:43:00,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-03 04:43:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:43:00,898 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:43:01,694 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_cstrncpy_#t~post3.offset| Int) (|ULTIMATE.start_cstrncpy_#t~mem5| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_cstrncpy_#t~post3.base| (store (select |c_#memory_int| |c_ULTIMATE.start_cstrncpy_#t~post3.base|) |ULTIMATE.start_cstrncpy_#t~post3.offset| |ULTIMATE.start_cstrncpy_#t~mem5|)) c_ULTIMATE.start_cstrncpy_~s~0.base) c_ULTIMATE.start_cstrncpy_~s~0.offset) 0)) is different from false [2021-11-03 04:44:00,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25130 treesize of output 24746